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| author | Erik Johnston <erik@matrix.org> | 2022-02-23 14:22:22 +0000 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2022-02-23 14:22:22 +0000 |
| commit | a711ae78a8f8ba406ff122035c8bf096fac9a26c (patch) | |
| tree | ec0eed60280be225efdd059157473e0392a557cb | |
| parent | Add type hints to `tests/rest/client` (#12066) (diff) | |
| download | synapse-a711ae78a8f8ba406ff122035c8bf096fac9a26c.tar.xz | |
Add logging to `/sync` for debugging #11916 (#12068)
Diffstat (limited to '')
| -rw-r--r-- | changelog.d/12068.misc | 1 | ||||
| -rw-r--r-- | synapse/handlers/sync.py | 9 |
2 files changed, 10 insertions, 0 deletions
diff --git a/changelog.d/12068.misc b/changelog.d/12068.misc new file mode 100644 index 0000000000..72b211e4f5 --- /dev/null +++ b/changelog.d/12068.misc @@ -0,0 +1 @@ +Add some logging to `/sync` to try and track down #11916. diff --git a/synapse/handlers/sync.py b/synapse/handlers/sync.py index 98eaad3318..0aa3052fd6 100644 --- a/synapse/handlers/sync.py +++ b/synapse/handlers/sync.py @@ -697,6 +697,15 @@ class SyncHandler: else: # no events in this room - so presumably no state state = {} + + # (erikj) This should be rarely hit, but we've had some reports that + # we get more state down gappy syncs than we should, so let's add + # some logging. + logger.info( + "Failed to find any events in room %s at %s", + room_id, + stream_position.room_key, + ) return state async def compute_summary( |