From: Sage Weil <sage@inktank.com>
Date: Mon, 29 Apr 2013 22:05:01 +0000 (-0700)
Subject: mon/Paxos: compact on trim
X-Git-Tag: v0.61~32^2~1
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=8f6a1b8fa9499b6c4ad930511e37cc1dcc4ee6bf;p=ceph.git

mon/Paxos: compact on trim

Compact the paxos keys when we trim old paxos states.

Signed-off-by: Sage Weil <sage@inktank.com>
---

diff --git a/src/mon/Paxos.cc b/src/mon/Paxos.cc
index 46eaf88273d6..f306a8bf296f 100644
--- a/src/mon/Paxos.cc
+++ b/src/mon/Paxos.cc
@@ -974,6 +974,10 @@ void Paxos::trim_to(MonitorDBStore::Transaction *t,
     t->erase(get_name(), from);
     from++;
   }
+  if (g_conf->mon_compact_on_trim) {
+    dout(10) << " compacting prefix" << dendl;
+    t->compact_prefix(get_name());
+  }
 }
 
 void Paxos::trim_to(MonitorDBStore::Transaction *t, version_t first)