diff --git a/infra/specs/client.webrtc.json b/infra/specs/client.webrtc.json
index 53b75da569..a41c566bd8 100644
--- a/infra/specs/client.webrtc.json
+++ b/infra/specs/client.webrtc.json
@@ -1864,7 +1864,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
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         "test": "audio_decoder_unittests",
@@ -1888,7 +1888,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
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         },
         "test": "common_audio_unittests",
@@ -1912,7 +1912,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "common_video_unittests",
@@ -1936,7 +1936,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
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         "test": "dcsctp_unittests",
@@ -1960,7 +1960,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "rtc_media_unittests",
@@ -1984,7 +1984,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "rtc_pc_unittests",
@@ -2008,7 +2008,7 @@
         "swarming": {
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             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           },
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@@ -2033,7 +2033,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "system_wrappers_unittests",
@@ -2057,7 +2057,7 @@
         "swarming": {
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             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           },
           "shards": 4
         },
@@ -2082,7 +2082,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "voip_unittests",
@@ -2106,7 +2106,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "webrtc_nonparallel_tests",
@@ -2127,7 +2127,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           },
           "shards": 4
         },
@@ -3865,7 +3865,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "audio_decoder_unittests",
@@ -3882,7 +3882,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
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         "test": "common_audio_unittests",
@@ -3899,7 +3899,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "common_video_unittests",
@@ -3916,7 +3916,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
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         },
         "test": "dcsctp_unittests",
@@ -3933,7 +3933,7 @@
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             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
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@@ -3951,7 +3951,7 @@
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             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
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           "shards": 6
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@@ -3969,7 +3969,7 @@
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+            "os": "Ubuntu-22.04"
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@@ -3987,7 +3987,7 @@
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-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
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         "test": "rtc_media_unittests",
@@ -4004,7 +4004,7 @@
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             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "rtc_pc_unittests",
@@ -4021,7 +4021,7 @@
         "swarming": {
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             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
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         },
         "test": "rtc_stats_unittests",
@@ -4038,7 +4038,7 @@
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-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
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@@ -4056,7 +4056,7 @@
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             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
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         "test": "slow_peer_connection_unittests",
@@ -4073,7 +4073,7 @@
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-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
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@@ -4091,7 +4091,7 @@
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-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
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         "test": "system_wrappers_unittests",
@@ -4108,7 +4108,7 @@
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             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
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         "test": "test_support_unittests",
@@ -4125,7 +4125,7 @@
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-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
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         "test": "tools_unittests",
@@ -4142,7 +4142,7 @@
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+            "os": "Ubuntu-22.04"
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@@ -4160,7 +4160,7 @@
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-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
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         "test": "voip_unittests",
@@ -4177,7 +4177,7 @@
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             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
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         "test": "webrtc_nonparallel_tests",
@@ -4199,7 +4199,7 @@
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-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
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         "test": "audio_decoder_unittests",
@@ -4216,7 +4216,7 @@
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-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
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         "test": "common_audio_unittests",
@@ -4233,7 +4233,7 @@
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-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
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         "test": "common_video_unittests",
@@ -4250,7 +4250,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "dcsctp_unittests",
@@ -4267,7 +4267,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
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           "shards": 2
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@@ -4285,7 +4285,7 @@
         "swarming": {
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-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
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           "shards": 6
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@@ -4303,7 +4303,7 @@
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-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
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           "shards": 4
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@@ -4321,7 +4321,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
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         "test": "rtc_media_unittests",
@@ -4338,7 +4338,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
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         "test": "rtc_pc_unittests",
@@ -4355,7 +4355,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "rtc_stats_unittests",
@@ -4372,7 +4372,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
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           "shards": 6
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@@ -4390,7 +4390,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "slow_peer_connection_unittests",
@@ -4407,7 +4407,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           },
           "shards": 4
         },
@@ -4425,7 +4425,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "system_wrappers_unittests",
@@ -4442,7 +4442,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "test_support_unittests",
@@ -4459,7 +4459,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "tools_unittests",
@@ -4476,7 +4476,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           },
           "shards": 4
         },
@@ -4494,7 +4494,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "voip_unittests",
@@ -4511,7 +4511,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "webrtc_nonparallel_tests",
@@ -4534,7 +4534,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "audio_decoder_unittests",
@@ -4551,7 +4551,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "common_audio_unittests",
@@ -4568,7 +4568,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "common_video_unittests",
@@ -4585,7 +4585,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "dcsctp_unittests",
@@ -4602,7 +4602,7 @@
         "swarming": {
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             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
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         },
@@ -4620,7 +4620,7 @@
         "swarming": {
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             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
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           "shards": 6
         },
@@ -4638,7 +4638,7 @@
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-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
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           "shards": 4
         },
@@ -4656,7 +4656,7 @@
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           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "rtc_media_unittests",
@@ -4673,7 +4673,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "rtc_pc_unittests",
@@ -4690,7 +4690,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "rtc_stats_unittests",
@@ -4707,7 +4707,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           },
           "shards": 6
         },
@@ -4725,7 +4725,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "shared_screencast_stream_test",
@@ -4742,7 +4742,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "slow_peer_connection_unittests",
@@ -4759,7 +4759,7 @@
         "swarming": {
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-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           },
           "shards": 4
         },
@@ -4777,7 +4777,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "system_wrappers_unittests",
@@ -4794,7 +4794,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "test_support_unittests",
@@ -4811,7 +4811,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "tools_unittests",
@@ -4828,7 +4828,7 @@
         "swarming": {
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             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
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           "shards": 4
         },
@@ -4846,7 +4846,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "voip_unittests",
@@ -4863,7 +4863,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "webrtc_nonparallel_tests",
@@ -4885,7 +4885,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "audio_decoder_unittests",
@@ -4902,7 +4902,7 @@
         "swarming": {
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             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "common_audio_unittests",
@@ -4919,7 +4919,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "common_video_unittests",
@@ -4936,7 +4936,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "dcsctp_unittests",
@@ -4953,7 +4953,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
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@@ -4971,7 +4971,7 @@
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             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
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           "shards": 6
         },
@@ -4989,7 +4989,7 @@
         "swarming": {
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             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           },
           "shards": 4
         },
@@ -5007,7 +5007,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "rtc_media_unittests",
@@ -5024,7 +5024,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "rtc_pc_unittests",
@@ -5041,7 +5041,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "rtc_stats_unittests",
@@ -5058,7 +5058,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           },
           "shards": 6
         },
@@ -5076,7 +5076,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "shared_screencast_stream_test",
@@ -5093,7 +5093,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "slow_peer_connection_unittests",
@@ -5110,7 +5110,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           },
           "shards": 4
         },
@@ -5128,7 +5128,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "system_wrappers_unittests",
@@ -5145,7 +5145,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "test_support_unittests",
@@ -5162,7 +5162,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "tools_unittests",
@@ -5179,7 +5179,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           },
           "shards": 4
         },
@@ -5197,7 +5197,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "voip_unittests",
@@ -5214,7 +5214,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "webrtc_nonparallel_tests",
diff --git a/infra/specs/mixins.pyl b/infra/specs/mixins.pyl
index 806881aeac..fd54de90fa 100644
--- a/infra/specs/mixins.pyl
+++ b/infra/specs/mixins.pyl
@@ -124,6 +124,13 @@
       }
     }
   },
+  'linux-jammy': {
+    'swarming': {
+      'dimensions': {
+        'os': 'Ubuntu-22.04'
+      }
+    }
+  },
   'mac-m1-cpu': {
     'swarming': {
       'dimensions': {
diff --git a/infra/specs/tryserver.webrtc.json b/infra/specs/tryserver.webrtc.json
index 1324bbba7f..a4f33da2ef 100644
--- a/infra/specs/tryserver.webrtc.json
+++ b/infra/specs/tryserver.webrtc.json
@@ -2062,7 +2062,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "audio_decoder_unittests",
@@ -2086,7 +2086,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "common_audio_unittests",
@@ -2110,7 +2110,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "common_video_unittests",
@@ -2134,7 +2134,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "dcsctp_unittests",
@@ -2158,7 +2158,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "rtc_media_unittests",
@@ -2182,7 +2182,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "rtc_pc_unittests",
@@ -2206,7 +2206,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           },
           "shards": 4
         },
@@ -2231,7 +2231,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "system_wrappers_unittests",
@@ -2255,7 +2255,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           },
           "shards": 4
         },
@@ -2280,7 +2280,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "voip_unittests",
@@ -2304,7 +2304,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "webrtc_nonparallel_tests",
@@ -5598,7 +5598,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "audio_decoder_unittests",
@@ -5616,7 +5616,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "common_audio_unittests",
@@ -5634,7 +5634,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "common_video_unittests",
@@ -5652,7 +5652,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "dcsctp_unittests",
@@ -5670,7 +5670,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           },
           "shards": 2
         },
@@ -5689,7 +5689,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           },
           "shards": 6
         },
@@ -5708,7 +5708,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           },
           "shards": 4
         },
@@ -5727,7 +5727,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "rtc_media_unittests",
@@ -5745,7 +5745,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "rtc_pc_unittests",
@@ -5763,7 +5763,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "rtc_stats_unittests",
@@ -5781,7 +5781,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           },
           "shards": 6
         },
@@ -5800,7 +5800,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "shared_screencast_stream_test",
@@ -5818,7 +5818,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "slow_peer_connection_unittests",
@@ -5836,7 +5836,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           },
           "shards": 4
         },
@@ -5855,7 +5855,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "system_wrappers_unittests",
@@ -5873,7 +5873,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "test_support_unittests",
@@ -5891,7 +5891,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "tools_unittests",
@@ -5915,7 +5915,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "video_codec_perf_tests",
@@ -5933,7 +5933,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           },
           "shards": 4
         },
@@ -5952,7 +5952,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "voip_unittests",
@@ -5970,7 +5970,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "webrtc_nonparallel_tests",
@@ -5994,7 +5994,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "webrtc_perf_tests",
@@ -6015,7 +6015,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "audio_decoder_unittests",
@@ -6032,7 +6032,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "common_audio_unittests",
@@ -6049,7 +6049,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "common_video_unittests",
@@ -6066,7 +6066,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "dcsctp_unittests",
@@ -6083,7 +6083,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           },
           "shards": 2
         },
@@ -6101,7 +6101,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           },
           "shards": 6
         },
@@ -6119,7 +6119,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           },
           "shards": 4
         },
@@ -6137,7 +6137,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "rtc_media_unittests",
@@ -6154,7 +6154,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "rtc_pc_unittests",
@@ -6171,7 +6171,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "rtc_stats_unittests",
@@ -6188,7 +6188,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           },
           "shards": 6
         },
@@ -6206,7 +6206,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "shared_screencast_stream_test",
@@ -6223,7 +6223,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "slow_peer_connection_unittests",
@@ -6240,7 +6240,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           },
           "shards": 4
         },
@@ -6258,7 +6258,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "system_wrappers_unittests",
@@ -6275,7 +6275,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "test_support_unittests",
@@ -6292,7 +6292,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "tools_unittests",
@@ -6309,7 +6309,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           },
           "shards": 4
         },
@@ -6327,7 +6327,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "voip_unittests",
@@ -6344,7 +6344,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "webrtc_nonparallel_tests",
@@ -6366,7 +6366,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "audio_decoder_unittests",
@@ -6383,7 +6383,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "common_audio_unittests",
@@ -6400,7 +6400,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "common_video_unittests",
@@ -6417,7 +6417,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "dcsctp_unittests",
@@ -6434,7 +6434,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           },
           "shards": 2
         },
@@ -6452,7 +6452,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           },
           "shards": 6
         },
@@ -6470,7 +6470,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           },
           "shards": 4
         },
@@ -6488,7 +6488,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "rtc_media_unittests",
@@ -6505,7 +6505,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "rtc_pc_unittests",
@@ -6522,7 +6522,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "rtc_stats_unittests",
@@ -6539,7 +6539,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           },
           "shards": 6
         },
@@ -6557,7 +6557,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "shared_screencast_stream_test",
@@ -6574,7 +6574,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "slow_peer_connection_unittests",
@@ -6591,7 +6591,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           },
           "shards": 4
         },
@@ -6609,7 +6609,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "system_wrappers_unittests",
@@ -6626,7 +6626,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "test_support_unittests",
@@ -6643,7 +6643,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "tools_unittests",
@@ -6660,7 +6660,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           },
           "shards": 4
         },
@@ -6678,7 +6678,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "voip_unittests",
@@ -6695,7 +6695,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "webrtc_nonparallel_tests",
@@ -6716,7 +6716,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           },
           "shards": 4
         },
@@ -7071,7 +7071,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "audio_decoder_unittests",
@@ -7088,7 +7088,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "common_audio_unittests",
@@ -7105,7 +7105,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "common_video_unittests",
@@ -7122,7 +7122,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "dcsctp_unittests",
@@ -7139,7 +7139,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           },
           "shards": 2
         },
@@ -7157,7 +7157,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           },
           "shards": 6
         },
@@ -7175,7 +7175,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           },
           "shards": 4
         },
@@ -7193,7 +7193,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "rtc_media_unittests",
@@ -7210,7 +7210,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "rtc_pc_unittests",
@@ -7227,7 +7227,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "rtc_stats_unittests",
@@ -7244,7 +7244,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           },
           "shards": 6
         },
@@ -7262,7 +7262,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "shared_screencast_stream_test",
@@ -7279,7 +7279,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "slow_peer_connection_unittests",
@@ -7296,7 +7296,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           },
           "shards": 4
         },
@@ -7314,7 +7314,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "system_wrappers_unittests",
@@ -7331,7 +7331,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "test_support_unittests",
@@ -7348,7 +7348,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "tools_unittests",
@@ -7371,7 +7371,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "video_codec_perf_tests",
@@ -7388,7 +7388,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           },
           "shards": 4
         },
@@ -7406,7 +7406,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "voip_unittests",
@@ -7423,7 +7423,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "webrtc_nonparallel_tests",
@@ -7446,7 +7446,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "webrtc_perf_tests",
@@ -8500,7 +8500,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "audio_decoder_unittests",
@@ -8517,7 +8517,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "common_audio_unittests",
@@ -8534,7 +8534,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "common_video_unittests",
@@ -8551,7 +8551,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "dcsctp_unittests",
@@ -8568,7 +8568,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           },
           "shards": 2
         },
@@ -8586,7 +8586,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           },
           "shards": 6
         },
@@ -8604,7 +8604,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           },
           "shards": 4
         },
@@ -8622,7 +8622,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "rtc_media_unittests",
@@ -8639,7 +8639,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "rtc_pc_unittests",
@@ -8656,7 +8656,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "rtc_stats_unittests",
@@ -8673,7 +8673,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           },
           "shards": 6
         },
@@ -8691,7 +8691,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "slow_peer_connection_unittests",
@@ -8708,7 +8708,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           },
           "shards": 4
         },
@@ -8726,7 +8726,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "system_wrappers_unittests",
@@ -8743,7 +8743,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "test_support_unittests",
@@ -8760,7 +8760,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "tools_unittests",
@@ -8777,7 +8777,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           },
           "shards": 4
         },
@@ -8795,7 +8795,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "voip_unittests",
@@ -8812,7 +8812,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "webrtc_nonparallel_tests",
@@ -8833,7 +8833,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "audio_decoder_unittests",
@@ -8850,7 +8850,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "common_audio_unittests",
@@ -8867,7 +8867,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "common_video_unittests",
@@ -8884,7 +8884,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "dcsctp_unittests",
@@ -8901,7 +8901,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           },
           "shards": 2
         },
@@ -8919,7 +8919,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           },
           "shards": 6
         },
@@ -8937,7 +8937,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           },
           "shards": 4
         },
@@ -8955,7 +8955,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "rtc_media_unittests",
@@ -8972,7 +8972,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "rtc_pc_unittests",
@@ -8989,7 +8989,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "rtc_stats_unittests",
@@ -9006,7 +9006,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           },
           "shards": 6
         },
@@ -9024,7 +9024,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "slow_peer_connection_unittests",
@@ -9041,7 +9041,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           },
           "shards": 4
         },
@@ -9059,7 +9059,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "system_wrappers_unittests",
@@ -9076,7 +9076,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "test_support_unittests",
@@ -9093,7 +9093,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "tools_unittests",
@@ -9110,7 +9110,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           },
           "shards": 4
         },
@@ -9128,7 +9128,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "voip_unittests",
@@ -9145,7 +9145,7 @@
         "swarming": {
           "dimensions": {
             "cpu": "x86-64",
-            "os": "Ubuntu-20.04"
+            "os": "Ubuntu-22.04"
           }
         },
         "test": "webrtc_nonparallel_tests",
diff --git a/infra/specs/waterfalls.pyl b/infra/specs/waterfalls.pyl
index 3521a9fee3..d41d761c40 100644
--- a/infra/specs/waterfalls.pyl
+++ b/infra/specs/waterfalls.pyl
@@ -70,7 +70,7 @@
         'os_type':
         'linux',
         'mixins': [
-          'linux-focal', 'x86-64', 'fuchsia-gtest-output',
+          'linux-jammy', 'x86-64', 'fuchsia-gtest-output',
           'resultdb-gtest-json-format'
         ],
         'test_suites': {
@@ -79,7 +79,7 @@
       },
       'Linux (more configs)': {
         'os_type': 'linux',
-        'mixins': ['linux-focal', 'x86-64', 'resultdb-json-format'],
+        'mixins': ['linux-jammy', 'x86-64', 'resultdb-json-format'],
         'test_suites': {
           'isolated_scripts': 'more_configs_tests',
         },
@@ -127,7 +127,7 @@
       },
       'Linux32 Debug': {
         'os_type': 'linux',
-        'mixins': ['linux-focal', 'x86-64', 'resultdb-json-format'],
+        'mixins': ['linux-jammy', 'x86-64', 'resultdb-json-format'],
         'test_suites': {
           'isolated_scripts': 'desktop_tests',
         },
@@ -135,7 +135,7 @@
       'Linux32 Debug (ARM)': {},
       'Linux32 Release': {
         'os_type': 'linux',
-        'mixins': ['linux-focal', 'x86-64', 'resultdb-json-format'],
+        'mixins': ['linux-jammy', 'x86-64', 'resultdb-json-format'],
         'test_suites': {
           'isolated_scripts': 'desktop_tests',
         },
@@ -144,7 +144,7 @@
       'Linux64 Builder': {},
       'Linux64 Debug': {
         'os_type': 'linux',
-        'mixins': ['linux-focal', 'x86-64', 'resultdb-json-format'],
+        'mixins': ['linux-jammy', 'x86-64', 'resultdb-json-format'],
         'test_suites': {
           'isolated_scripts': 'linux_tests',
         },
@@ -152,7 +152,7 @@
       'Linux64 Debug (ARM)': {},
       'Linux64 Release': {
         'os_type': 'linux',
-        'mixins': ['linux-focal', 'x86-64', 'resultdb-json-format'],
+        'mixins': ['linux-jammy', 'x86-64', 'resultdb-json-format'],
         'test_suites': {
           'isolated_scripts': 'linux_tests',
         },
@@ -420,7 +420,7 @@
         'os_type':
         'linux',
         'mixins': [
-          'linux-focal', 'x86-64', 'fuchsia-gtest-output',
+          'linux-jammy', 'x86-64', 'fuchsia-gtest-output',
           'resultdb-gtest-json-format'
         ],
         'test_suites': {
@@ -455,7 +455,7 @@
         'os_type':
         'linux',
         'mixins': [
-          'linux-focal', 'x86-64', 'resultdb-json-format',
+          'linux-jammy', 'x86-64', 'resultdb-json-format',
           'isolate_profile_data'
         ],
         'test_suites': {
@@ -464,7 +464,7 @@
       },
       'linux_dbg': {
         'os_type': 'linux',
-        'mixins': ['linux-focal', 'x86-64', 'resultdb-json-format'],
+        'mixins': ['linux-jammy', 'x86-64', 'resultdb-json-format'],
         'test_suites': {
           'isolated_scripts': 'linux_tests',
         },
@@ -472,14 +472,14 @@
       'linux_libfuzzer_rel': {},
       'linux_memcheck': {
         'os_type': 'linux',
-        'mixins': ['linux-focal', 'x86-64', 'resultdb-json-format'],
+        'mixins': ['linux-jammy', 'x86-64', 'resultdb-json-format'],
         'test_suites': {
           'isolated_scripts': 'linux_tests',
         },
       },
       'linux_more_configs': {
         'os_type': 'linux',
-        'mixins': ['linux-focal', 'x86-64', 'resultdb-json-format'],
+        'mixins': ['linux-jammy', 'x86-64', 'resultdb-json-format'],
         'test_suites': {
           'isolated_scripts': 'more_configs_tests',
         },
@@ -496,7 +496,7 @@
       },
       'linux_rel': {
         'os_type': 'linux',
-        'mixins': ['linux-focal', 'x86-64', 'resultdb-json-format'],
+        'mixins': ['linux-jammy', 'x86-64', 'resultdb-json-format'],
         'test_suites': {
           'isolated_scripts': 'linux_desktop_tests_tryserver',
         },
@@ -527,14 +527,14 @@
       },
       'linux_x86_dbg': {
         'os_type': 'linux',
-        'mixins': ['linux-focal', 'x86-64', 'resultdb-json-format'],
+        'mixins': ['linux-jammy', 'x86-64', 'resultdb-json-format'],
         'test_suites': {
           'isolated_scripts': 'desktop_tests',
         },
       },
       'linux_x86_rel': {
         'os_type': 'linux',
-        'mixins': ['linux-focal', 'x86-64', 'resultdb-json-format'],
+        'mixins': ['linux-jammy', 'x86-64', 'resultdb-json-format'],
         'test_suites': {
           'isolated_scripts': 'desktop_tests',
         },