Bug #42640
Updated by Patrick Donnelly over 4 years ago
<pre>
2019-11-04T17:49:45.048+0000 7fd20de96700 10 mgr shutdown module pg_autoscaler shutdown() returned
2019-11-04T17:49:45.048+0000 7fd20de96700 10 mgr shutdown calling module progress shutdown()
...
2019-11-04T17:49:45.071+0000 7fd20de96700 10 mgr shutdown joining module pg_autoscaler
...
2019-11-04T17:50:00.734+0000 7fd1f7fff700 4 mgr[pg_autoscaler] _maybe_adjust
</pre>
From: /ceph/teuthology-archive/pdonnell-2019-11-04_12:55:15-fs-wip-pdonnell-testing-20191104.085350-distro-basic-smithi/4472537/remote/smithi134/log/ceph-mgr.y.log.gz
Implementation of the serve method requires implementation of shutdown.
Revealed by fix for #42299.