From 401f1aa8fb25b4563ef777b4c0c11d87b07f2987 Mon Sep 17 00:00:00 2001 From: Radoslaw Zarzynski Date: Tue, 23 Aug 2022 19:50:48 +0000 Subject: [PATCH] PendingReleaseNotes: document online and offline trimming of PG Log's dups Signed-off-by: Radoslaw Zarzynski (cherry picked from commit dbfb50453c2f7fe5b0a06d846dd38693cceb63fe) Conflicts: PendingReleaseNotes - Moved the note under ">=17.2.4" section --- PendingReleaseNotes | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/PendingReleaseNotes b/PendingReleaseNotes index 873c3e7ca18c..53447bf4c215 100644 --- a/PendingReleaseNotes +++ b/PendingReleaseNotes @@ -8,6 +8,15 @@ * OSD: The issue of high CPU utilization during recovery/backfill operations has been fixed. For more details, see: https://tracker.ceph.com/issues/56530. +* Trimming of PGLog dups is now controlled by the size instead of the version. + This fixes the PGLog inflation issue that was happening when the on-line + (in OSD) trimming got jammed after a PG split operation. Also, a new off-line + mechanism has been added: `ceph-objectstore-tool` got `trim-pg-log-dups` op + that targets situations where OSD is unable to boot due to those inflated dups. + If that is the case, in OSD logs the "You can be hit by THE DUPS BUG" warning + will be visible. + Relevant tracker: https://tracker.ceph.com/issues/53729 + >=17.2.1 * The "BlueStore zero block detection" feature (first introduced to Quincy in -- 2.47.3