diff --git a/modules/audio_processing/aec3/block_processor.cc b/modules/audio_processing/aec3/block_processor.cc
index 1d4d46a194..1bdd71f308 100644
--- a/modules/audio_processing/aec3/block_processor.cc
+++ b/modules/audio_processing/aec3/block_processor.cc
@@ -16,6 +16,7 @@
 #include "modules/audio_processing/logging/apm_data_dumper.h"
 #include "rtc_base/atomicops.h"
 #include "rtc_base/constructormagic.h"
+#include "rtc_base/logging.h"
 
 namespace webrtc {
 namespace {
@@ -101,11 +102,15 @@ void BlockProcessorImpl::ProcessCapture(
     // been a render buffer overrun as the buffer alignment may be noncausal.
     delay_controller_->Reset();
     render_buffer_->Reset();
+    LOG(LS_WARNING) << "Reset due to detected render buffer overrun.";
   }
 
   // Update the render buffers with new render data, filling the buffers with
   // empty blocks when there is no render data available.
   render_buffer_underrun = !render_buffer_->UpdateBuffers();
+  if (render_buffer_underrun) {
+    LOG(LS_WARNING) << "Render API jitter buffer underrun.";
+  }
 
   // Compute and and apply the render delay required to achieve proper signal
   // alignment.
@@ -127,6 +132,7 @@ void BlockProcessorImpl::ProcessCapture(
     delay_controller_->Reset();
     render_buffer_->Reset();
     delay_change = true;
+    LOG(LS_WARNING) << "Reset due to noncausal delay.";
   }
 
   // Remove the echo from the capture signal.