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DOCSP-46629-replSetResizeOplog-unsupported-Atlas-v1.9-backport (558) #573

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DOCSP-46629-replSetResizeOplog-unsupported-Atlas-v1.9-backport (558) #573

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6 changes: 6 additions & 0 deletions source/reference/oplog-sizing.txt
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Expand Up @@ -63,6 +63,12 @@ Monitor oplog Size Needed for Initial Sync
- Increase the ``oplog`` window. Use :dbcommand:`replSetResizeOplog`
to set ``minRetentionHours`` greater than the current ``oplog``
window.

.. note::

:dbcommand:`replSetResizeOplog` is unsupported in Atlas. To resize
the oplog in Atlas, see :ref:`set-oplog-min-window`.

- Scale up the ``mongosync`` instance. Add CPU or memory to scale
up the ``mongosync`` node so that it has a higher copy rate.

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