mds: add debug message when conf changes are processed

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

diff --git a/src/mds/MDSRank.cc b/src/mds/MDSRank.cc
index 6ed7ee34dd5ef6e8f15a685844706507e1342516..3ea2207ae721c3c09fd2ddbfa61291ff23f3404e 100644 (file)
--- a/src/mds/MDSRank.cc
+++ b/src/mds/MDSRank.cc
@@ -4111,6 +4111,7 @@ const char** MDSRankDispatcher::get_tracked_conf_keys() const
 void MDSRankDispatcher::handle_conf_change(const ConfigProxy& conf, const std::set<std::string>& changed)
 {
   // XXX with or without mds_lock!
+  dout(2) << __func__ << ": " << changed << dendl;
 
   if (changed.count("mds_heartbeat_reset_grace")) {
     _heartbeat_reset_grace = conf.get_val<uint64_t>("mds_heartbeat_reset_grace");