From 3c6755e0364a9a931e512dfb021a0a11c2ae76eb Mon Sep 17 00:00:00 2001 From: Sage Weil Date: Wed, 1 Mar 2017 13:18:44 -0600 Subject: [PATCH] PendingReleaseNotes: warning about 'osd rm ...' and #19119 See http://tracker.ceph.com/issues/19119 Signed-off-by: Sage Weil --- PendingReleaseNotes | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/PendingReleaseNotes b/PendingReleaseNotes index 6386dd9770f..f4718eb179f 100644 --- a/PendingReleaseNotes +++ b/PendingReleaseNotes @@ -121,3 +121,15 @@ * The 'rados df' JSON output now prints numeric values as numbers instead of strings. +* There was a bug introduced in Jewel (#19119) that broke the mapping behavior + when an "out" OSD that still existed in the CRUSH map was removed with 'osd rm'. + This could result in 'misdirected op' and other errors. The bug is now fixed, + but the fix itself introduces the same risk because the behavior may vary between + clients and OSDs. To avoid problems, please ensure that all OSDs are removed + from the CRUSH map before deleting them. That is, be sure to do:: + + ceph osd crush rm osd.123 + + before:: + + ceph osd rm osd.123 -- 2.39.5