Ceph » mgr

this was observed in the rgw suite: http://pulpito.ceph.com/cbodley-2017-04-10_19:26:19-rgw-wip-cbodley-testing---basic-mira/

http://qa-proxy.ceph.com/teuthology/cbodley-2017-04-10_19:26:19-rgw-wip-cbodley-testing---basic-mira/1010270/remote/mira085/log/valgrind/client.0.log.gz
http://qa-proxy.ceph.com/teuthology/cbodley-2017-04-10_19:26:19-rgw-wip-cbodley-testing---basic-mira/1010310/remote/mira037/log/valgrind/client.0.log.gz

<?xml version="1.0"?>

<valgrindoutput>

<protocolversion>4</protocolversion>
<protocoltool>memcheck</protocoltool>

<preamble>
  <line>Memcheck, a memory error detector</line>
  <line>Copyright (C) 2002-2015, and GNU GPL'd, by Julian Seward et al.</line>
  <line>Using Valgrind-3.11.0 and LibVEX; rerun with -h for copyright info</line>
  <line>Command: radosgw --rgw-frontends civetweb port=7280 -n client.0 -k /etc/ceph/ceph.client.0.keyring --log-file /var/log/ceph/rgw.client.0.log --rgw_ops_log_socket_path /home/ubuntu/cephtest/rgw.opslog.client.0.sock --foreground</line>
</preamble>

<pid>3117</pid>
<ppid>3114</ppid>
<tool>memcheck</tool>

<args>
  <vargv>
    <exe>/usr/bin/valgrind</exe>
    <arg>--trace-children=no</arg>
    <arg>--child-silent-after-fork=yes</arg>
    <arg>--num-callers=50</arg>
    <arg>--suppressions=/home/ubuntu/cephtest/valgrind.supp</arg>
    <arg>--xml=yes</arg>
    <arg>--xml-file=/var/log/ceph/valgrind/client.0.log</arg>
    <arg>--time-stamp=yes</arg>
    <arg>--tool=memcheck</arg>
  </vargv>
  <argv>
    <exe>radosgw</exe>
    <arg>--rgw-frontends</arg>
    <arg>civetweb port=7280</arg>
    <arg>-n</arg>
    <arg>client.0</arg>
    <arg>-k</arg>
    <arg>/etc/ceph/ceph.client.0.keyring</arg>
    <arg>--log-file</arg>
    <arg>/var/log/ceph/rgw.client.0.log</arg>
    <arg>--rgw_ops_log_socket_path</arg>
    <arg>/home/ubuntu/cephtest/rgw.opslog.client.0.sock</arg>
    <arg>--foreground</arg>
  </argv>
</args>

<status>
  <state>RUNNING</state>
  <time>00:00:00:01.167 </time>
</status>

<status>
  <state>FINISHED</state>
  <time>00:00:05:02.713 </time>
</status>

<error>
  <unique>0x25</unique>
  <tid>1</tid>
  <kind>Leak_DefinitelyLost</kind>
  <xwhat>
    <text>40 bytes in 1 blocks are definitely lost in loss record 38 of 79</text>
    <leakedbytes>40</leakedbytes>
    <leakedblocks>1</leakedblocks>
  </xwhat>
  <stack>
    <frame>
      <ip>0x4C28203</ip>
      <obj>/usr/lib64/valgrind/vgpreload_memcheck-amd64-linux.so</obj>
      <fn>operator new(unsigned long)</fn>
      <dir>/builddir/build/BUILD/valgrind-3.11.0/coregrind/m_replacemalloc</dir>
      <file>vg_replace_malloc.c</file>
      <line>334</line>
    </frame>
    <frame>
      <ip>0x6B6BF2D</ip>
      <obj>/usr/lib64/ceph/libceph-common.so.0</obj>
      <fn>MgrClient::reconnect()</fn>
      <dir>/usr/src/debug/ceph-12.0.0-2416-g4133a68/src/mgr</dir>
      <file>MgrClient.cc</file>
      <line>112</line>
    </frame>
    <frame>
      <ip>0x6B6C2B7</ip>
      <obj>/usr/lib64/ceph/libceph-common.so.0</obj>
      <fn>MgrClient::ms_handle_reset(Connection*)</fn>
      <dir>/usr/src/debug/ceph-12.0.0-2416-g4133a68/src/mgr</dir>
      <file>MgrClient.cc</file>
      <line>178</line>
    </frame>
    <frame>
      <ip>0x6B7A6E6</ip>
      <obj>/usr/lib64/ceph/libceph-common.so.0</obj>
      <fn>ms_deliver_handle_reset</fn>
      <dir>/usr/src/debug/ceph-12.0.0-2416-g4133a68/src/msg</dir>
      <file>Messenger.h</file>
      <line>675</line>
    </frame>
    <frame>
      <ip>0x6B7A6E6</ip>
      <obj>/usr/lib64/ceph/libceph-common.so.0</obj>
      <fn>DispatchQueue::entry()</fn>
      <dir>/usr/src/debug/ceph-12.0.0-2416-g4133a68/src/msg</dir>
      <file>DispatchQueue.cc</file>
      <line>182</line>
    </frame>
    <frame>
      <ip>0x6C0FFCC</ip>
      <obj>/usr/lib64/ceph/libceph-common.so.0</obj>
      <fn>DispatchQueue::DispatchThread::entry()</fn>
      <dir>/usr/src/debug/ceph-12.0.0-2416-g4133a68/src/msg</dir>
      <file>DispatchQueue.h</file>
      <line>102</line>
    </frame>
    <frame>
      <ip>0x663ADC4</ip>
      <obj>/usr/lib64/libpthread-2.17.so</obj>
      <fn>start_thread</fn>
    </frame>
    <frame>
      <ip>0x10F9573C</ip>
      <obj>/usr/lib64/libc-2.17.so</obj>
      <fn>clone</fn>
    </frame>
  </stack>
</error>

<errorcounts>
</errorcounts>

<suppcounts>
  <pair>
    <count>63</count>
    <name>ignore libnss3 leaks</name>
  </pair>
  <pair>
    <count>1</count>
    <name>ignore libfcgi leak; OS_LibShutdown has no callers!</name>
  </pair>
  <pair>
    <count>4</count>
    <name>strange leak of std::string memory from md_config_t seen in radosgw</name>
  </pair>
</suppcounts>

</valgrindoutput>