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    <tt>Michele,<br>
      <br>
      I don;t think that the failed reconnect events are related to the
      OOM issue - to get some disconnection is normal if you have DB
      cons which are idle for longer period of time (hours). OpenSIPS
      will automatically attempt to re-connect / connect . Do you get
      these reconnect errors on daily bases ?<br>
      <br>
      Regards,<br>
    </tt>
    <pre class="moz-signature" cols="72">Bogdan-Andrei Iancu
  OpenSIPS Founder and Developer
  <a class="moz-txt-link-freetext" href="http://www.opensips-solutions.com">http://www.opensips-solutions.com</a>

OpenSIPS Summit May 2017 Amsterdam
  <a class="moz-txt-link-freetext" href="http://www.opensips.org/events/Summit-2017Amsterdam.html">http://www.opensips.org/events/Summit-2017Amsterdam.html</a>
</pre>
    <div class="moz-cite-prefix">On 03/16/2017 04:00 PM, Michele Pinassi
      wrote:<br>
    </div>
    <blockquote cite="mid:32264ab7-b0f1-5622-af76-0681fb6ea184@unisi.it"
      type="cite">
      <meta content="text/html; charset=utf-8" http-equiv="Content-Type">
      <p>More on this issue:<br>
      </p>
      <p>/usr/sbin/opensips[1050]:
        313438393637323537333232383031-kto38ogzez62 - Failure route 0
        <null> <null><br>
        /usr/sbin/opensips[1052]: <a moz-do-not-send="true"
          class="moz-txt-link-freetext"
          href="INFO:db_mysql:switch_state_to_disconnected">INFO:db_mysql:switch_state_to_disconnected</a>:
        disconnect event for 0xb7292054<br>
        /usr/sbin/opensips[1052]: <a moz-do-not-send="true"
          class="moz-txt-link-freetext"
          href="INFO:db_mysql:reset_all_statements">INFO:db_mysql:reset_all_statements</a>:
        reseting all statements on connection: (0xb728c8ec) 0xb7292054<br>
        /usr/sbin/opensips[1052]: <a moz-do-not-send="true"
          class="moz-txt-link-freetext"
          href="INFO:db_mysql:connect_with_retry">INFO:db_mysql:connect_with_retry</a>:
        re-connected successful for 0xb7292054<br>
        /usr/sbin/opensips[1049]: ERROR:presence:update_presentity: No
        E_Tag match [a.1489656643.1049.47170.35]<br>
        /usr/sbin/opensips[1047]: ERROR:presence:update_presentity: No
        E_Tag match [a.1489656643.1047.47360.76]<br>
        /usr/sbin/opensips[1048]: ERROR:presence:update_presentity: No
        E_Tag match [a.1489656643.1047.47329.35]<br>
        /usr/sbin/opensips[1050]: ERROR:presence:update_presentity: No
        E_Tag match [a.1489656643.1047.47330.35]<br>
        /usr/sbin/opensips[1052]: <a moz-do-not-send="true"
          class="moz-txt-link-freetext"
          href="INFO:db_mysql:switch_state_to_disconnected">INFO:db_mysql:switch_state_to_disconnected</a>:
        disconnect event for 0xb7292054<br>
        /usr/sbin/opensips[1052]: <a moz-do-not-send="true"
          class="moz-txt-link-freetext"
          href="INFO:db_mysql:reset_all_statements">INFO:db_mysql:reset_all_statements</a>:
        reseting all statements on connection: (0xb728c8ec) 0xb7292054<br>
        /usr/sbin/opensips[1052]: <a moz-do-not-send="true"
          class="moz-txt-link-freetext"
          href="INFO:db_mysql:connect_with_retry">INFO:db_mysql:connect_with_retry</a>:
        re-connected successful for 0xb7292054<br>
        /usr/sbin/opensips[1052]:
        CRITICAL:db_mysql:db_mysql_submit_query: too many mysql server
        reconnection failures<br>
        /usr/sbin/opensips[1052]: ERROR:core:db_do_query: error while
        submitting query - [select username,domain,etag,event from
        presentity where expires<1489672563 order by username]<br>
        /usr/sbin/opensips[1052]: ERROR:presence:msg_presentity_clean:
        querying database for expired messages<br>
        /usr/sbin/opensips[1052]: CRITICAL:core:timer_ticker: timer
        handler <presence-pclean> lasted (3940000 us) for more
        than timer tick (1000000 us) -> potential timer shifting<br>
        /usr/sbin/opensips[1049]: <a moz-do-not-send="true"
          class="moz-txt-link-freetext"
          href="INFO:db_mysql:switch_state_to_disconnected">INFO:db_mysql:switch_state_to_disconnected</a>:
        disconnect event for 0xb7292054<br>
        /usr/sbin/opensips[1049]: <a moz-do-not-send="true"
          class="moz-txt-link-freetext"
          href="INFO:db_mysql:reset_all_statements">INFO:db_mysql:reset_all_statements</a>:
        reseting all statements on connection: (0xb728c7e0) 0xb7292054<br>
        /usr/sbin/opensips[1049]: <a moz-do-not-send="true"
          class="moz-txt-link-freetext"
          href="INFO:db_mysql:connect_with_retry">INFO:db_mysql:connect_with_retry</a>:
        re-connected successful for 0xb7292054<br>
        /usr/sbin/opensips[1050]: <a moz-do-not-send="true"
          class="moz-txt-link-freetext"
          href="INFO:db_mysql:switch_state_to_disconnected">INFO:db_mysql:switch_state_to_disconnected</a>:
        disconnect event for 0xb7292054<br>
        /usr/sbin/opensips[1050]: <a moz-do-not-send="true"
          class="moz-txt-link-freetext"
          href="INFO:db_mysql:reset_all_statements">INFO:db_mysql:reset_all_statements</a>:
        reseting all statements on connection: (0xb728c7e0) 0xb7292054<br>
        /usr/sbin/opensips[1050]: <a moz-do-not-send="true"
          class="moz-txt-link-freetext"
          href="INFO:db_mysql:connect_with_retry">INFO:db_mysql:connect_with_retry</a>:
        re-connected successful for 0xb7292054<br>
        /usr/sbin/opensips[1047]: <a moz-do-not-send="true"
          class="moz-txt-link-freetext"
          href="INFO:db_mysql:switch_state_to_disconnected">INFO:db_mysql:switch_state_to_disconnected</a>:
        disconnect event for 0xb7292054<br>
        /usr/sbin/opensips[1047]: <a moz-do-not-send="true"
          class="moz-txt-link-freetext"
          href="INFO:db_mysql:reset_all_statements">INFO:db_mysql:reset_all_statements</a>:
        reseting all statements on connection: (0xb728c8ec) 0xb7292054<br>
        /usr/sbin/opensips[1048]: <a moz-do-not-send="true"
          class="moz-txt-link-freetext"
          href="INFO:db_mysql:switch_state_to_disconnected">INFO:db_mysql:switch_state_to_disconnected</a>:
        disconnect event for 0xb7292054<br>
        /usr/sbin/opensips[1048]: <a moz-do-not-send="true"
          class="moz-txt-link-freetext"
          href="INFO:db_mysql:reset_all_statements">INFO:db_mysql:reset_all_statements</a>:
        reseting all statements on connection: (0xb728c7e0) 0xb7292054<br>
        /usr/sbin/opensips[1047]: <a moz-do-not-send="true"
          class="moz-txt-link-freetext"
          href="INFO:db_mysql:connect_with_retry">INFO:db_mysql:connect_with_retry</a>:
        re-connected successful for 0xb7292054<br>
        /usr/sbin/opensips[1048]: <a moz-do-not-send="true"
          class="moz-txt-link-freetext"
          href="INFO:db_mysql:connect_with_retry">INFO:db_mysql:connect_with_retry</a>:
        re-connected successful for 0xb7292054<br>
        /usr/sbin/opensips[1049]: <a moz-do-not-send="true"
          class="moz-txt-link-freetext"
          href="INFO:db_mysql:switch_state_to_disconnected">INFO:db_mysql:switch_state_to_disconnected</a>:
        disconnect event for 0xb7292054<br>
        /usr/sbin/opensips[1049]: <a moz-do-not-send="true"
          class="moz-txt-link-freetext"
          href="INFO:db_mysql:reset_all_statements">INFO:db_mysql:reset_all_statements</a>:
        reseting all statements on connection: (0xb728c7e0) 0xb7292054<br>
        /usr/sbin/opensips[1049]: <a moz-do-not-send="true"
          class="moz-txt-link-freetext"
          href="INFO:db_mysql:connect_with_retry">INFO:db_mysql:connect_with_retry</a>:
        re-connected successful for 0xb7292054<br>
        /usr/sbin/opensips[1049]:
        CRITICAL:db_mysql:db_mysql_submit_query: too many mysql server
        reconnection failures<br>
        /usr/sbin/opensips[1049]: ERROR:core:db_do_update: error while
        submitting query<br>
        /usr/sbin/opensips[1049]: ERROR:presence:update_presentity:
        updating published info in database<br>
        /usr/sbin/opensips[1049]: ERROR:presence:handle_publish: when
        updating presentity<br>
        /usr/sbin/opensips[1050]: <a moz-do-not-send="true"
          class="moz-txt-link-freetext"
          href="INFO:db_mysql:switch_state_to_disconnected">INFO:db_mysql:switch_state_to_disconnected</a>:
        disconnect event for 0xb7292054<br>
        /usr/sbin/opensips[1050]: <a moz-do-not-send="true"
          class="moz-txt-link-freetext"
          href="INFO:db_mysql:reset_all_statements">INFO:db_mysql:reset_all_statements</a>:
        reseting all statements on connection: (0xb728c7e0) 0xb7292054<br>
        /usr/sbin/opensips[1050]: <a moz-do-not-send="true"
          class="moz-txt-link-freetext"
          href="INFO:db_mysql:connect_with_retry">INFO:db_mysql:connect_with_retry</a>:
        re-connected successful for 0xb7292054<br>
        /usr/sbin/opensips[1050]:
        CRITICAL:db_mysql:db_mysql_submit_query: too many mysql server
        reconnection failures<br>
        /usr/sbin/opensips[1050]: ERROR:core:db_do_update: error while
        submitting query<br>
        /usr/sbin/opensips[1050]: ERROR:presence:update_presentity:
        updating published info in database<br>
        /usr/sbin/opensips[1050]: ERROR:presence:handle_publish: when
        updating presentity<br>
        /usr/sbin/opensips[1047]: <a moz-do-not-send="true"
          class="moz-txt-link-freetext"
          href="INFO:db_mysql:switch_state_to_disconnected">INFO:db_mysql:switch_state_to_disconnected</a>:
        disconnect event for 0xb7292054<br>
        /usr/sbin/opensips[1047]: <a moz-do-not-send="true"
          class="moz-txt-link-freetext"
          href="INFO:db_mysql:reset_all_statements">INFO:db_mysql:reset_all_statements</a>:
        reseting all statements on connection: (0xb728c8ec) 0xb7292054<br>
        /usr/sbin/opensips[1048]: <a moz-do-not-send="true"
          class="moz-txt-link-freetext"
          href="INFO:db_mysql:switch_state_to_disconnected">INFO:db_mysql:switch_state_to_disconnected</a>:
        disconnect event for 0xb7292054<br>
        /usr/sbin/opensips[1048]: <a moz-do-not-send="true"
          class="moz-txt-link-freetext"
          href="INFO:db_mysql:reset_all_statements">INFO:db_mysql:reset_all_statements</a>:
        reseting all statements on connection: (0xb728c7e0) 0xb7292054<br>
        /usr/sbin/opensips[1049]: ERROR:presence:update_presentity: No
        E_Tag match [a.1489656643.1047.47331.25]<br>
        /usr/sbin/opensips[1048]: ERROR:presence:update_presentity: No
        E_Tag match [a.1489656643.1050.47435.20]<br>
      </p>
      ....<br>
      <br>
      Michele<br>
      <br>
      <div class="moz-cite-prefix">On 16/03/2017 09:05, Michele Pinassi
        wrote:<br>
      </div>
      <blockquote
        cite="mid:299a339b-1c14-23bc-d732-f5e6ad64c5ed@unisi.it"
        type="cite">
        <pre wrap="">Opensips 1.11.9-notls on a Debian 8.7 x64, with more that 700 phones
registered.

Sometimes, almost twice a week, i got a lot of:

/usr/sbin/opensips[1585]: ERROR:presence:update_presentity: No E_Tag
match [a.1489409482.1585.24993.147]
/usr/sbin/opensips[1586]: ERROR:presence:update_presentity: No E_Tag
match [a.1489409482.1584.24871.146]
/usr/sbin/opensips[1584]: ERROR:presence:update_presentity: No E_Tag
match [a.1489409482.1586.24799.146]

that, after few hours, results in a:

/usr/sbin/opensips[1585]: ERROR:tm:new_t: out of mem
/usr/sbin/opensips[1584]: WARNING:core:fm_malloc: Not enough free
memory, will attempt defragmentation
/usr/sbin/opensips[1585]: ERROR:tm:t_newtran: new_t failed
/usr/sbin/opensips[1584]: ERROR:tm:new_t: out of mem

of course, users were not happy :-) so i need suggestions how to solve
the problem or how to avoid that error cause opensips to eat all the
memory available...

Thanks, Michele

</pre>
        <br>
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        <br>
        <pre wrap="">_______________________________________________
Users mailing list
<a moz-do-not-send="true" class="moz-txt-link-abbreviated" href="mailto:Users@lists.opensips.org">Users@lists.opensips.org</a>
<a moz-do-not-send="true" class="moz-txt-link-freetext" href="http://lists.opensips.org/cgi-bin/mailman/listinfo/users">http://lists.opensips.org/cgi-bin/mailman/listinfo/users</a>
</pre>
      </blockquote>
      <br>
      <pre class="moz-signature" cols="72">-- 
Michele Pinassi
Responsabile Telefonia di Ateneo
Servizio Reti, Sistemi e Sicurezza Informatica - Università degli Studi di Siena
tel: 0577.(23)5000 - <a moz-do-not-send="true" class="moz-txt-link-abbreviated" href="mailto:centralino@unisi.it">centralino@unisi.it</a>

Per trovare una soluzione rapida ai tuoi problemi tecnici consulta le FAQ di Ateneo, <a moz-do-not-send="true" class="moz-txt-link-freetext" href="http://www.faq.unisi.it">http://www.faq.unisi.it</a> </pre>
      <br>
      <fieldset class="mimeAttachmentHeader"></fieldset>
      <br>
      <pre wrap="">_______________________________________________
Users mailing list
<a class="moz-txt-link-abbreviated" href="mailto:Users@lists.opensips.org">Users@lists.opensips.org</a>
<a class="moz-txt-link-freetext" href="http://lists.opensips.org/cgi-bin/mailman/listinfo/users">http://lists.opensips.org/cgi-bin/mailman/listinfo/users</a>
</pre>
    </blockquote>
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