update sources to v12.1.1

[ceph.git] / ceph / doc / rados / configuration / filestore-config-ref.rst

diff --git a/ceph/doc/rados/configuration/filestore-config-ref.rst b/ceph/doc/rados/configuration/filestore-config-ref.rst
index 6b351f0bf83989a942515130ad0f25fdb57e8035..4dff60c1e6071ab66775fa9ba2deb260f0eea709 100644 (file)
--- a/ceph/doc/rados/configuration/filestore-config-ref.rst
+++ b/ceph/doc/rados/configuration/filestore-config-ref.rst
@@ -302,7 +302,7 @@ Misc
 
 ``filestore split multiple``
 
-:Description:  ``filestore_split_multiple * abs(filestore_merge_threshold) * 16`` 
+:Description:  ``(filestore_split_multiple * abs(filestore_merge_threshold) + (rand() % filestore_split_rand_factor)) * 16``
                is the maximum number of files in a subdirectory before 
                splitting into child directories.
 
@@ -311,6 +311,19 @@ Misc
 :Default: ``2``
 
 
+``filestore split rand factor``
+
+:Description:  A random factor added to the split threshold to avoid
+               too many filestore splits occurring at once. See
+               ``filestore split multiple`` for details.
+               This can only be changed for an existing osd offline,
+               via ceph-objectstore-tool's apply-layout-settings command.
+
+:Type: Unsigned 32-bit Integer
+:Required: No
+:Default: ``20``
+
+
 ``filestore update to``
 
 :Description: Limits filestore auto upgrade to specified version.