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Diffstat (limited to 'PendingReleaseNotes')
| -rw-r--r-- | PendingReleaseNotes | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/PendingReleaseNotes b/PendingReleaseNotes index 021204898ad..f62419f734b 100644 --- a/PendingReleaseNotes +++ b/PendingReleaseNotes @@ -4,3 +4,12 @@ to the monitors (who process failure reports) and not OSDs. If you have adjusted these settings, please update your ``ceph.conf'' accordingly. + +- New pools now have the HASHPSPOOL flag set by default to provide + better distribution over OSDs. Support for this feature was + introduced in v0.59 and Linux kernel version v3.9. If you wish to + access the cluster from an older kernel, set the 'osd pool default + flag hashpspool = false' option in your ceph.conf prior to creating + the cluster or creating new pools. Note that the presense of any + pool in the cluster with the flag enabled will make the OSD require + support from all clients.
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