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authorreivilibre <38398653+reivilibre@users.noreply.github.com>2021-08-17 13:13:11 +0100
committerGitHub <noreply@github.com>2021-08-17 13:13:11 +0100
commit5f7b1e1f276fdd25304ff06076e1cd77cf3a9640 (patch)
treef5eb025160d5a19b39b8a359a7338d458a4fdb5f /docker
parentFlatten the synapse.rest.client package (#10600) (diff)
downloadsynapse-5f7b1e1f276fdd25304ff06076e1cd77cf3a9640.tar.xz
Make `PeriodicallyFlushingMemoryHandler` the default logging handler. (#10518)
Diffstat (limited to 'docker')
-rw-r--r--docker/conf/log.config27
1 files changed, 20 insertions, 7 deletions
diff --git a/docker/conf/log.config b/docker/conf/log.config
index a994626926..7a216a36a0 100644
--- a/docker/conf/log.config
+++ b/docker/conf/log.config
@@ -18,18 +18,31 @@ handlers:
     backupCount: 6  # Does not include the current log file.
     encoding: utf8
 
-  # Default to buffering writes to log file for efficiency. This means that
-  # there will be a delay for INFO/DEBUG logs to get written, but WARNING/ERROR
-  # logs will still be flushed immediately.
+  # Default to buffering writes to log file for efficiency.
+  # WARNING/ERROR logs will still be flushed immediately, but there will be a
+  # delay (of up to `period` seconds, or until the buffer is full with
+  # `capacity` messages) before INFO/DEBUG logs get written.
   buffer:
-    class: logging.handlers.MemoryHandler
+    class: synapse.logging.handlers.PeriodicallyFlushingMemoryHandler
     target: file
-    # The capacity is the number of log lines that are buffered before
-    # being written to disk. Increasing this will lead to better
+
+    # The capacity is the maximum number of log lines that are buffered
+    # before being written to disk. Increasing this will lead to better
     # performance, at the expensive of it taking longer for log lines to
     # be written to disk.
+    # This parameter is required.
     capacity: 10
-    flushLevel: 30  # Flush for WARNING logs as well
+
+    # Logs with a level at or above the flush level will cause the buffer to
+    # be flushed immediately.
+    # Default value: 40 (ERROR)
+    # Other values: 50 (CRITICAL), 30 (WARNING), 20 (INFO), 10 (DEBUG)
+    flushLevel: 30  # Flush immediately for WARNING logs and higher
+
+    # The period of time, in seconds, between forced flushes.
+    # Messages will not be delayed for longer than this time.
+    # Default value: 5 seconds
+    period: 5
 {% endif %}
 
   console: