==== Error ====
* mwversion: 1.43.0-wmf.26
* reqId: `c265a9a87e07f29310470690`
* [[ https://logstash.wikimedia.org/app/dashboards#/view/AXFV7JE83bOlOASGccsT?_g=(time:(from:'2024-10-13T13:00:26.492Z',to:'2024-10-14T13:05:35.229Z'))&_a=(query:(query_string:(query:'reqId:%22c265a9a87e07f29310470690%22'))) | Find reqId in Logstash ]]
```name=normalized_message,lines=10
[{reqId}] {exception_url} PHP Notice: fwrite(): write of 120 bytes failed with errno=32 Broken pipe
```
| Frame | Location | Call
| -- | -- | --
| from | [[ https://gerrit.wikimedia.org/r/plugins/gitiles/mediawiki/core/+/refs/heads/wmf/1.43.0-wmf.26/maintenance/includes/BackupDumper.php#497 | /srv/mediawiki/php-1.43.0-wmf.26/maintenance/includes/BackupDumper.php(497) ]] |
| #0 | [internal function] | MWExceptionHandler::handleError(int, string, string, int, array)
| #1 | [[ https://gerrit.wikimedia.org/r/plugins/gitiles/mediawiki/core/+/refs/heads/wmf/1.43.0-wmf.26/maintenance/includes/BackupDumper.php#497 | /srv/mediawiki/php-1.43.0-wmf.26/maintenance/includes/BackupDumper.php(497) ]] | fwrite(resource (stream), string)
| #2 | [[ https://gerrit.wikimedia.org/r/plugins/gitiles/mediawiki/core/+/refs/heads/wmf/1.43.0-wmf.26/maintenance/includes/TextPassDumper.php#697 | /srv/mediawiki/php-1.43.0-wmf.26/maintenance/includes/TextPassDumper.php(697) ]] | BackupDumper->progress(string)
| #3 | [[ https://gerrit.wikimedia.org/r/plugins/gitiles/mediawiki/core/+/refs/heads/wmf/1.43.0-wmf.26/maintenance/includes/TextPassDumper.php#956 | /srv/mediawiki/php-1.43.0-wmf.26/maintenance/includes/TextPassDumper.php(956) ]] | TextPassDumper->getText(string, string, string, int)
| #4 | [internal function] | TextPassDumper->startElement(resource (xml), string, array)
| #5 | [[ https://gerrit.wikimedia.org/r/plugins/gitiles/mediawiki/core/+/refs/heads/wmf/1.43.0-wmf.26/maintenance/includes/TextPassDumper.php#498 | /srv/mediawiki/php-1.43.0-wmf.26/maintenance/includes/TextPassDumper.php(498) ]] | xml_parse(resource (xml), string, bool)
| #6 | [[ https://gerrit.wikimedia.org/r/plugins/gitiles/mediawiki/core/+/refs/heads/wmf/1.43.0-wmf.26/maintenance/includes/TextPassDumper.php#320 | /srv/mediawiki/php-1.43.0-wmf.26/maintenance/includes/TextPassDumper.php(320) ]] | TextPassDumper->readDump(resource (stream))
| #7 | [[ https://gerrit.wikimedia.org/r/plugins/gitiles/mediawiki/core/+/refs/heads/wmf/1.43.0-wmf.26/maintenance/includes/TextPassDumper.php#189 | /srv/mediawiki/php-1.43.0-wmf.26/maintenance/includes/TextPassDumper.php(189) ]] | TextPassDumper->dump(bool)
| #8 | [[ https://gerrit.wikimedia.org/r/plugins/gitiles/mediawiki/core/+/refs/heads/wmf/1.43.0-wmf.26/maintenance/includes/MaintenanceRunner.php#703 | /srv/mediawiki/php-1.43.0-wmf.26/maintenance/includes/MaintenanceRunner.php(703) ]] | TextPassDumper->execute()
| #9 | [[ https://gerrit.wikimedia.org/r/plugins/gitiles/mediawiki/core/+/refs/heads/wmf/1.43.0-wmf.26/maintenance/run.php#51 | /srv/mediawiki/php-1.43.0-wmf.26/maintenance/run.php(51) ]] | MediaWiki\Maintenance\MaintenanceRunner->run()
| #10 | [[ https://gerrit.wikimedia.org/r/plugins/gitiles/operations/mediawiki-config/+/refs/heads/master/multiversion/MWScript.php#158 | /srv/mediawiki/multiversion/MWScript.php(158) ]] | require_once(string)
| #11 | {main} |
==== Impact ====
Fills up logspam-watch substantially (especially because it’s not normalized, so each different number of bytes results in a new line) – some 1600 messages per hour. Other impact not yet known.
==== Notes ====
Only seen on snapshot1010 and only affecting frwiki. First logstash message at Oct 13, 2024 @ 16:30:01.300.