From: Josh Durgin <jdurgin@redhat.com>
Date: Thu, 13 Apr 2017 00:59:57 +0000 (-0700)
Subject: PendingReleaseNotes: note about ec overwrites
X-Git-Tag: v12.0.2~8^2~5
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=25e8e1a08e8ba3b122e99f0108e12b2c120644dd;p=ceph.git

PendingReleaseNotes: note about ec overwrites

Signed-off-by: Josh Durgin <jdurgin@redhat.com>
---

diff --git a/PendingReleaseNotes b/PendingReleaseNotes
index e2b043034d21..f010976e7ff1 100644
--- a/PendingReleaseNotes
+++ b/PendingReleaseNotes
@@ -111,3 +111,8 @@
   ability to be overridden by the erasure code profile setting
   "stripe_unit". For more details see "Erasure Code Profiles" in the
   documentation.
+
+* rbd and cephfs can use erasure coding with bluestore. This may be
+  enabled by setting 'allow_ec_overwrites' to 'true' for a pool. Since
+  this relies on bluestore's checksumming to do deep scrubbing,
+  enabling this on a pool stored on filestore is not allowed.