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Rotate access log if larger than configured limit #4122

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Merged
merged 4 commits into from
Oct 2, 2025
Merged

Rotate access log if larger than configured limit #4122

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1559f2b
Rotate access log if larger than configured limit
bjormel Sep 19, 2025
2db5b77
Update en/access-logging.html
bjormel Sep 19, 2025
d3073e9
Update en/access-logging.html
bjormel Sep 19, 2025
6b307d6
Remove excessive size-based rotation documentation
bjormel Sep 26, 2025
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13 changes: 11 additions & 2 deletions en/access-logging.html
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Expand Up @@ -112,6 +112,16 @@ <h2 id="configuring-logging">Configuring Logging</h2>
For details on the access logging configuration see <a href="reference/services-container.html#accesslog">
accesslog in the container</a> element in <em>services.xml</em>.
</p>
<p>
Key configuration options include:
</p>
<ul>
<li><strong>fileNamePattern</strong>: Pattern for log file names with time variable support</li>
<li><strong>rotationInterval</strong>: Time-based rotation schedule (minutes since midnight)</li>
<li><strong>rotationSize</strong>: Size-based rotation threshold in bytes (0 = disabled)</li>
<li><strong>rotationScheme</strong>: Either 'sequence' or 'date'</li>
<li><strong>compressionFormat</strong>: GZIP or ZSTD compression for rotated files</li>
</ul>

<h3 id="logging-request-content">Logging Request Content</h3>
<p>
Expand Down Expand Up @@ -186,7 +196,7 @@ <h2 id="log-rotation">Log rotation</h2>
<p>
Apache httpd style log <em>rotation</em> can be configured by setting the <em>rotationScheme</em>.
There's two alternatives for the rotationScheme, sequence and date.
The rotation time is controlled by setting <em>rotationInterval</em>.
Rotation can be triggered by time intervals using <em>rotationInterval</em> and/or by file size using <em>rotationSize</em>.
</p>


Expand Down Expand Up @@ -241,7 +251,6 @@ <h3 id="rotation-interval">Rotation interval</h3>
E.g. "0 100 240 480 ..." is expanded to "0 100 240 480 720 960 1200"
</p>


<h3 id="log-retention">Log retention</h3>
<p>
Access logs are rotated, but not deleted by Vespa processes.
Expand Down