> [!CommitTsBuffer] > <table><tr><td rowspan="4" width="25%"><img src="assets/wl_lwlock_committs_buffer.png"></td><td><b>Wait Category</b></td><td>LWLock</td></tr><tr><td><b>Mechanism</b></td><td><code>CommitTsBuffer</code></td></tr><tr><td><b>Operations</b></td><td><a href="Operations/Other/TransactionStatus">Transaction Status</a></td></tr><tr><td><b>Resources</b></td><td><a href="Resources/RAM">Memory</a>, <a href="Resources/CPU">CPU</a></td></tr><tr><td colspan="3">Contention on <b>Commit Time Memory Cache</b>. This lock coordinates access to the specific memory pages within the CommitTs SLRU buffer, ensuring that transaction timestamps are safely read and updated without corruption.</td></tr></table>