From: mhackett Date: Fri, 28 Aug 2020 14:29:10 +0000 (-0400) Subject: doc: document tuning of object gateway garbage collection X-Git-Tag: v16.1.0~1265^2 X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=refs%2Fpull%2F36881%2Fhead;p=ceph.git doc: document tuning of object gateway garbage collection Fixes: https://tracker.ceph.com/issues/47189 Signed-off-by: mhackett --- diff --git a/doc/radosgw/config-ref.rst b/doc/radosgw/config-ref.rst index c818e11aa8e9..117567ed7043 100644 --- a/doc/radosgw/config-ref.rst +++ b/doc/radosgw/config-ref.rst @@ -456,6 +456,17 @@ configuration parameters. :Default: ``10`` +:Tuning Garbage Collection for Delete Heavy Workloads: + +As an initial step towards tuning Ceph Garbage Collection to be more aggressive the following options are suggested to be increased from their default configuration values: + +``rgw gc max concurrent io = 20`` +``rgw gc max trim chunk = 64`` + +:NOTE: Modifying these values requires a restart of the RGW service. + +Once these values have been increased from default please monitor for performance of the cluster during Garbage Collection to verify no adverse performance issues due to the increased values. + Multisite Settings ==================