mds: derr log and dump sessionmap when reclaim session uuid isn't found

If the old session uuid isn't found in sessionmap, nothing is
logeed. The client however returns -ENOENT to the caller when
no reclaim addrs are returned.

Signed-off-by: Venky Shankar <vshankar@redhat.com>

diff --git a/src/mds/Server.cc b/src/mds/Server.cc
index 918cc4e613c1d3dd532848b3e849178a9921c8a0..b37e742a9e2b8f0672ec218eb3dacddc51d8c835 100644 (file)
--- a/src/mds/Server.cc
+++ b/src/mds/Server.cc
@@ -472,6 +472,9 @@ void Server::reclaim_session(Session *session, const cref_t<MClientReclaim> &m)
     ceph_assert(!session->reclaiming_from);
     session->reclaiming_from = target;
     reply->set_addrs(entity_addrvec_t(target->info.inst.addr));
+  } else {
+    derr << ": could not find session by uuid:" << m->get_uuid() << dendl;
+    mds->sessionmap.dump();
   }
 
   if (flags & CEPH_RECLAIM_RESET) {