> [!ArchiverMain] > <table><tr><td rowspan="4" width="25%"><img src="assets/wl_activity_archivermain.png"></td><td><b>Wait Category</b></td><td>Activity</td></tr><tr><td><b>Mechanism</b></td><td><code>pgarch_MainLoop</code></td></tr><tr><td><b>Operations</b></td><td><a href="Operations/Distributed/Redistribute">Redistribute</a></td></tr><tr><td><b>Resources</b></td><td><a href="Resources/CPU">CPU</a></td></tr><tr><td colspan="3"><b>Archiver</b> process is idling between cycles. Its primary role is to monitor the <code>pg_wal/archive_status</code> directory for <code>.ready</code> files, which signify that a Write-Ahead Log segment has been filled and is ready to be moved to the archival destination.</td></tr></table>