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    <tt>Hi Denis,<br>
      <br>
      The log you attached shows one single dr_reload command received,
      leading to the load of 198 GWs. After that there are no logs
      related to DR at all.<br>
      <br>
      Regards,<br>
      Bogdan<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></pre>
    <div class="moz-cite-prefix">On 27.09.2016 09:47, Denis wrote:<br>
    </div>
    <blockquote cite="mid:77116299.20160927094707@ptl.ru" type="cite">
      <title>Re: [OpenSIPS-Users] Opensips 2.2.1 dr_rules is empty</title>
      <span style=" font-family:'Times New Roman'; font-size: 12pt;">Hello,
        Liviu!<br>
        <br>
        The problem is still active.<br>
        In attachment you can see the latest log of the problem.<br>
        <br>
        After the last string mysql connection became correct.<br>
        <br>
        I want to ask, does it make any sense to increase timer
        parameters for mysql connection.<br>
        Ok, suppose we have some problem with the server and increasing
        of  timer parameters will help for it, but why does dr_rules
        becomes empty if it has mysql connection problem?<br>
        <br>
        <br>
      </span><a moz-do-not-send="true" style=" font-family:'arial';
        font-size: 10pt;" href="mailto:denis7979@mail.ru">mailto:denis7979@mail.ru</a><br>
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            <td><span style=" font-family:'courier new'; font-size:
                12pt;">Correct, Denis - they have nothing to do with
                each other. I am just trying to isolate our problem (by
                excluding "too many reconnects"), so we can better
                understand what's happening.<br>
                Liviu Chircu<br>
                OpenSIPS Developer<br>
              </span><a moz-do-not-send="true" style="
                font-family:'courier new'; font-size: 12pt;"
                href="http://www.opensips-solutions.com">http://www.opensips-solutions.com</a><br>
              <span style=" font-family:'times new roman'; font-size:
                12pt;">On 12.09.2016 15:45, Denis wrote:<br>
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                    <td><span style=" font-family:'times new roman';
                        font-size: 12pt;">Re: [OpenSIPS-Users] Opensips
                        2.2.1 dr_rules is empty Liviu, and one
                        interesting thing.<br>
                        if we have some problem with mysql connection,
                        why does dr_rules becomes "empty"?<br>
                        <br>
                      </span><a moz-do-not-send="true" style="
                        font-family:'arial'; font-size: 10pt;"
                        href="mailto:denis7979@mail.ru">mailto:denis7979@mail.ru</a><br>
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                            <td><span style=" font-family:'courier new';
                                font-size: 12pt;">Since you are using
                                OpenSIPS 2.2, you can tune the following
                                modparams of "db_mysql" [1], and see if
                                behavior improves:<br>
                                - max_db_queries (how many times a query
                                is attempted)<br>
                                - max_db_retries (for each query attempt
                                above ^, how many attempts to connect to
                                the MySQL server)<br>
                                <br>
                                [1]: </span><a moz-do-not-send="true"
                                style=" font-family:'courier new';
                                font-size: 12pt;"
href="http://www.opensips.org/html/docs/modules/2.2.x/db_mysql.html#id249634">http://www.opensips.org/html/docs/modules/2.2.x/db_mysql.html#id249634</a><br>
                              <span style=" font-family:'courier new';
                                font-size: 12pt;">Liviu Chircu<br>
                                OpenSIPS Developer<br>
                              </span><a moz-do-not-send="true" style="
                                font-family:'courier new'; font-size:
                                12pt;"
                                href="http://www.opensips-solutions.com">http://www.opensips-solutions.com</a><br>
                              <span style=" font-family:'times new
                                roman'; font-size: 12pt;">On 12.09.2016
                                13:02, Denis wrote:<br>
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                                    <td><span style=" font-family:'times
                                        new roman'; font-size: 12pt;">Re:
                                        [OpenSIPS-Users] Opensips 2.2.1
                                        dr_rules is empty Hello,. Liviu!<br>
                                        <br>
                                        I saw in log "<span style="
                                          font-family:'courier new';">too
                                          many reconnects<span style="
                                            font-family:'times new
                                            roman';">". Unfortunately it
                                            does not reflected in log
                                            files that i attached early
                                            but it was there.<br>
                                            So.<br>
                                            I have two servers with two
                                            mysql + Opensips
                                             installation. As you
                                            probably gassed one server
                                            is active and another is
                                            stand by. <br>
                                            Active server has "Server
                                            version:
                                            5.5.50-0ubuntu0.12.04.1-log
                                            (Ubuntu)" mysql installation
                                            and standby  server has
                                            "Server version:
                                            5.5.44-0ubuntu0.14.04.1-log
                                            (Ubuntu)" mysql
                                            installation.<br>
                                            Respectively active server
                                            has "Ubuntu 12.04.5 LTS
                                            precise" and standby has
                                            "Ubuntu 14.04.3 LTS trusty"<br>
                                            Mysql replication
                                            master-master has been
                                            customized between two
                                            servers.<br>
                                            <br>
                                          </span></span></span><a
                                        moz-do-not-send="true" style="
                                        font-family:'arial'; font-size:
                                        10pt;"
                                        href="mailto:denis7979@mail.ru">mailto:denis7979@mail.ru</a><br>
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                                            <td><span style="
                                                font-family:'courier
                                                new'; font-size: 12pt;">Hi
                                                Denis,<br>
                                                Looking through the
                                                logs, this one seems to
                                                be relevant, and we need
                                                to understand the root
                                                cause for why it's
                                                happening:<br>
                                                Aug 19 17:00:37
                                                opensips-main
                                                /usr/local/opensips2.1/sbin/opensips[17749]:
WARNING:drouting:dr_load_routing_info: table "ast_dr_rules" is empty<br>
                                                <br>
                                                As far as I can
                                                understand, one
                                                "dr_reload" command
                                                finds the table empty,
                                                then the next one
                                                properly retrieves the
                                                data! Although I see
                                                several disconnect
                                                events in there (for
                                                each process!), the
                                                driver should have
                                                reported "too many
                                                reconnects" errors if
                                                those were really the
                                                cause.<br>
                                                <br>
                                                Could you provide more
                                                info about your MySQL
                                                setup? Is it a server,
                                                slave or cluster? What
                                                software and what
                                                version?<br>
                                                Liviu Chircu<br>
                                                OpenSIPS Developer<br>
                                              </span><a
                                                moz-do-not-send="true"
                                                style="
                                                font-family:'courier
                                                new'; font-size: 12pt;"
href="http://www.opensips-solutions.com">http://www.opensips-solutions.com</a><br>
                                              <span style="
                                                font-family:'times new
                                                roman'; font-size:
                                                12pt;">On 09.09.2016
                                                09:19, Denis wrote:<br>
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                                                    <td><span style="
                                                        font-family:'times
                                                        new roman';
                                                        font-size:
                                                        12pt;">Re:
                                                        [OpenSIPS-Users]
                                                        Opensips 2.2.1
                                                        dr_rules is
                                                        empty Hello!<br>
                                                        <br>
                                                        Any ideas about
                                                        the problem?<br>
                                                        <br>
                                                      </span><a
                                                        moz-do-not-send="true"
                                                        style="
                                                        font-family:'arial';
                                                        font-size:
                                                        10pt;"
                                                        href="mailto:denis7979@mail.ru">mailto:denis7979@mail.ru</a><br>
                                                      <br>
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                                                          <td><span
                                                          style="
                                                          font-family:'times
                                                          new roman';
                                                          font-size:
                                                          12pt;">Hello,
                                                          Bogdan<br>
                                                          <br>
                                                          I am sorry
                                                          that i did not
                                                          describe the
                                                          problem more
                                                          clearly.<br>
                                                          404 opensips
                                                          sends because
                                                          in
                                                          opensips.cfg i
                                                          wrote a logic
                                                          that if in
                                                          dr_rules
                                                          opensips finds
                                                          no rules for
                                                          routing it
                                                          must send 404.<br>
                                                          And the
                                                          problem i
                                                          think is
                                                          there.
                                                          Opensips began
                                                          rejects all
                                                          calls with
                                                          404, i.e. it
                                                          could not find
                                                          any rules in
                                                          dr_rules
                                                          table.<br>
                                                          Everthing
                                                          began fine
                                                          after fifo
                                                          dr_reload
                                                          command
                                                          execution,
                                                          i.e. after
                                                          dr_rules
                                                          updating.   <br>
                                                          <br>
                                                          <span style="
font-family:'arial'; font-size: 10pt;"><i>-- <br>
                                                          </i></span></span><a
moz-do-not-send="true" style=" font-family:'arial'; font-size: 10pt;"
                                                          href="mailto:d.putyato@ptl.ru">mailto:denis7979@mail.ru</a><br>
                                                          <br>
                                                          <table
                                                          bgcolor="#ffffff">
                                                          <tbody>
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                                                          <td><span
                                                          style="
                                                          font-family:'courier
                                                          new';
                                                          font-size:
                                                          12pt;">Hi,<br>
                                                          <br>
                                                          OpenSIPS by
                                                          itself does
                                                          not send any
                                                          404. If it
                                                          does, it does
                                                          it because you
                                                          put that into
                                                          the script.
                                                          So, you have
                                                          to look into
                                                          your script
                                                          and see the
                                                          logical path
                                                          that makes
                                                          OpenSIPS to
                                                          get to sending
                                                          a 404 reply.<br>
                                                          <br>
                                                          You may use
                                                          the
                                                          script_trace :<br>
                                                          </span><a
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                                                          style="
                                                          font-family:'courier
                                                          new';
                                                          font-size:
                                                          12pt;"
href="http://www.opensips.org/Documentation/Script-CoreFunctions-2-2#toc43">http://www.opensips.org/Documentation/Script-CoreFunctions-2-2#toc43</a><br>
                                                          <br>
                                                          <span style="
font-family:'courier new'; font-size: 12pt;">Regards,<br>
                                                          Bogdan-Andrei
                                                          Iancu<br>
                                                          OpenSIPS
                                                          Founder and
                                                          Developer<br>
                                                          </span><a
                                                          moz-do-not-send="true"
                                                          style="
                                                          font-family:'courier
                                                          new';
                                                          font-size:
                                                          12pt;"
                                                          href="http://www.opensips-solutions.com">http://www.opensips-solutions.com</a><br>
                                                          <span style="
font-family:'times new roman'; font-size: 12pt;">On 30.08.2016 22:26,
                                                          Denis wrote:<br>
                                                          </span>
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                                                          <td><span
                                                          style="
                                                          font-family:'times
                                                          new roman';
                                                          font-size:
                                                          12pt;">Re:
                                                          Opensips 2.2.1
                                                          dr_rules is
                                                          empty Hello!<br>
                                                          <br>
                                                          Some time ago
                                                          i wrote about
                                                          a problem when
                                                          Opensips began
                                                          reject all
                                                          calls with 404
                                                          code.<br>
                                                          Unfortunately
                                                          i did not
                                                          received any
                                                          answer.<br>
                                                          Since that
                                                          time i have
                                                          made upgrade
                                                          from 2.1.2 to
                                                          2.2.1 and
                                                          today i have
                                                          got the same
                                                          problem.
                                                          Opensips began
                                                          rejects all
                                                          calls with 404
                                                          code. <br>
                                                          <br>
                                                          Based on the
                                                          information
                                                          from log, i
                                                          make suggest
                                                          that problem
                                                          began when
                                                          dr_reload
                                                          command has
                                                          been received.
                                                          <br>
                                                          And the
                                                          problem has
                                                          been solved,
                                                          again, when
                                                          the dr_reload
                                                          command has
                                                          been received
                                                          (the period
                                                          about two
                                                          commands is
                                                          about a couple
                                                          of minutes).<br>
                                                          <br>
                                                          I please help
                                                          to solve the
                                                          problem. <br>
                                                          <br>
                                                          Thank you.<br>
                                                          <br>
                                                          </span><a
                                                          moz-do-not-send="true"
                                                          style="
                                                          font-family:'arial';
                                                          font-size:
                                                          10pt;"
                                                          href="mailto:denis7979@mail.ru">mailto:denis7979@mail.ru</a><br>
                                                          <br>
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                                                          <td><span
                                                          style="
                                                          font-family:'times
                                                          new roman';
                                                          font-size:
                                                          12pt;">Hello!<br>
                                                          <br>
                                                          Recently i
                                                          begun to get
                                                          such problem.<br>
                                                          Opensips
                                                          rejects all
                                                          calls with 404
                                                          code. I can
                                                          solve the
                                                          problem by
                                                          making
                                                          dr_reload.<br>
                                                          I tried to
                                                          analyze a log
                                                          and what i
                                                          could found
                                                          you can see in
                                                          attachment.<br>
                                                          As i could
                                                          understand
                                                          last problem
                                                          began after
                                                          dr_reload.<br>
                                                          <br>
                                                          Thank you for
                                                          any help.<br>
                                                          <br>
                                                          <br>
                                                          </span><a
                                                          moz-do-not-send="true"
                                                          style="
                                                          font-family:'arial';
                                                          font-size:
                                                          10pt;"
                                                          href="mailto:denis7979@mail.ru">mailto:denis7979@mail.ru</a></td>
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                                                          <br>
                                                          <br>
                                                          <br>
                                                          <br>
                                                          <br>
                                                          <br>
                                                          <br>
                                                          <span style="
font-family:'courier new'; font-size: 12pt;">_______________________________________________<br>
                                                          Users mailing
                                                          list<br>
                                                          </span><a
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                                                          style="
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                                                          href="mailto:Users@lists.opensips.org">Users@lists.opensips.org</a><br>
                                                          <a
                                                          moz-do-not-send="true"
                                                          style="
                                                          font-family:'courier
                                                          new';
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                                                          href="http://lists.opensips.org/cgi-bin/mailman/listinfo/users">http://lists.opensips.org/cgi-bin/mailman/listinfo/users</a></td>
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                                                      <br>
                                                      <br>
                                                      <span style="
                                                        font-family:'courier
                                                        new'; font-size:
                                                        12pt;">_______________________________________________<br>
                                                        Users mailing
                                                        list<br>
                                                      </span><a
                                                        moz-do-not-send="true"
                                                        style="
                                                        font-family:'courier
                                                        new'; font-size:
                                                        12pt;"
                                                        href="mailto:Users@lists.opensips.org">Users@lists.opensips.org</a><br>
                                                      <a
                                                        moz-do-not-send="true"
                                                        style="
                                                        font-family:'courier
                                                        new'; font-size:
                                                        12pt;"
                                                        href="http://lists.opensips.org/cgi-bin/mailman/listinfo/users">http://lists.opensips.org/cgi-bin/mailman/listinfo/users</a></td>
                                                  </tr>
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      <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>
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