From: Patrick Donnelly <pdonnell@redhat.com>
Date: Wed, 4 Apr 2018 23:47:06 +0000 (-0700)
Subject: mds: bump mds_log_max_segments for trim buffer
X-Git-Tag: v13.1.0~405^2
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=refs%2Fpull%2F21254%2Fhead;p=ceph.git

mds: bump mds_log_max_segments for trim buffer

Under create heavy workloads, the MDS will sometimes get behind trimming but
catch up. This avoids unnecessary warnings.

Fixes: http://tracker.ceph.com/issues/23560

Signed-off-by: Patrick Donnelly <pdonnell@redhat.com>
---

diff --git a/src/common/options.cc b/src/common/options.cc
index 79b156f75ab1..4b4b75aef7d3 100644
--- a/src/common/options.cc
+++ b/src/common/options.cc
@@ -6588,7 +6588,7 @@ std::vector<Option> get_mds_options() {
     .set_description("size in bytes of each MDS log segment"),
 
     Option("mds_log_max_segments", Option::TYPE_UINT, Option::LEVEL_ADVANCED)
-    .set_default(30)
+    .set_default(128)
     .set_description("maximum number of segments which may be untrimmed"),
 
     Option("mds_bal_export_pin", Option::TYPE_BOOL, Option::LEVEL_ADVANCED)