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authorreivilibre <oliverw@matrix.org>2023-02-21 12:26:00 +0000
committerGitHub <noreply@github.com>2023-02-21 12:26:00 +0000
commitaddd12f16dc35a4f82cb48807719909e7aed9dcb (patch)
tree1fe6fd3adb7278a6ca0b75f4f849b3e1a4554fe7 /synapse
parentUpper-bound frozendict dependency (#15114) (diff)
downloadsynapse-addd12f16dc35a4f82cb48807719909e7aed9dcb.tar.xz
Tweak logging for when a worker waits for its view of a replication stream to catch up. (#15120)Co-authored-by: Sean Quah <8349537+squahtx@users.noreply.github.com>
* Improve logging messages for the 'wait for repl stream' read-after-write consistency feature

* Newsfile

Signed-off-by: Olivier Wilkinson (reivilibre) <oliverw@matrix.org>

* Update synapse/replication/tcp/client.py

Co-authored-by: Sean Quah <8349537+squahtx@users.noreply.github.com>

---------

Signed-off-by: Olivier Wilkinson (reivilibre) <oliverw@matrix.org>
Co-authored-by: Sean Quah <8349537+squahtx@users.noreply.github.com>
Diffstat (limited to 'synapse')
-rw-r--r--synapse/replication/tcp/client.py12
1 files changed, 10 insertions, 2 deletions
diff --git a/synapse/replication/tcp/client.py b/synapse/replication/tcp/client.py
index cc0528bd8e..424854efbe 100644
--- a/synapse/replication/tcp/client.py
+++ b/synapse/replication/tcp/client.py
@@ -370,15 +370,23 @@ class ReplicationDataHandler:
         # We measure here to get in flight counts and average waiting time.
         with Measure(self._clock, "repl.wait_for_stream_position"):
             logger.info(
-                "Waiting for repl stream %r to reach %s (%s)",
+                "Waiting for repl stream %r to reach %s (%s); currently at: %s",
                 stream_name,
                 position,
                 instance_name,
+                current_position,
             )
             try:
                 await make_deferred_yieldable(deferred)
             except defer.TimeoutError:
-                logger.error("Timed out waiting for stream %s", stream_name)
+                logger.error(
+                    "Timed out waiting for repl stream %r to reach %s (%s)"
+                    "; currently at: %s",
+                    stream_name,
+                    position,
+                    instance_name,
+                    self._streams[stream_name].current_token(instance_name),
+                )
                 return
 
             logger.info(