ceph_mon: output error message if unable to bind.

Signed-off-by: Joao Eduardo Luis <joao.luis@inktank.com>

diff --git a/src/ceph_mon.cc b/src/ceph_mon.cc
index 0c63e68f7416ccccc021af67e3eecb89295b07b1..3e4682b81be8252e4050980d25e7a516c97e69d5 100644 (file)
--- a/src/ceph_mon.cc
+++ b/src/ceph_mon.cc
@@ -636,8 +636,10 @@ int main(int argc, const char **argv)
        << dendl;
 
   err = messenger->bind(ipaddr);
-  if (err < 0)
+  if (err < 0) {
+    derr << "unable to bind monitor to " << ipaddr << dendl;
     prefork.exit(1);
+  }
 
   // start monitor
   mon = new Monitor(g_ceph_context, g_conf->name.get_id(), store,