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    <div class="moz-cite-prefix">Sorry, didn't realize this is an
      English mailing list.<br>
      <br>
      To sum it up: the problem is most likely about clients and not the
      server.<br>
      Discrepancy between request time and upstream time usually means
      that a client is slow or uses a bad connection.<br>
      Basically, this is OK unless you have the only server out of many
      with this problem. <br>
      This in turn may mean that the problem is with that server's
      network connection.<br>
      <br>
      Regards.<br>
      <br>
      On 08.05.2018 14:50, Igor A. Ippolitov wrote:<br>
    </div>
    <blockquote type="cite"
      cite="mid:a0760946-c1d3-902b-d79a-51de56e3b1e6@nginx.com">
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      <div class="moz-cite-prefix">Можно я отвечу ссылкой? <a
          class="moz-txt-link-freetext"
          href="http://mailman.nginx.org/pipermail/nginx/2008-October/008025.html"
          moz-do-not-send="true">http://mailman.nginx.org/pipermail/nginx/2008-October/008025.html</a><br>
        Проблема, скорее всего, в клиентах.<br>
        <br>
        On 08.05.2018 14:43, Руслан Закиров wrote:<br>
      </div>
      <blockquote type="cite"
cite="mid:CAABS+4mvWgdJv48Mjfse01vAf7UeLmapewMsf9gVh2fWjAxFQg@mail.gmail.com">
        <div dir="ltr">Hello,
          <div><br>
          </div>
          <div>Some selected log records: </div>
          <div>
            <div>14:27:46 1.609 [0.013] [0.002] [<a
                href="http://192.168.1.44:5002" moz-do-not-send="true">192.168.1.44:5002</a>]</div>
            <div>14:27:50 1.017 [0.017] [0.001] [<a
                href="http://192.168.1.24:9000" moz-do-not-send="true">192.168.1.24:9000</a>]</div>
            <div>14:27:51 1.522 [0.021] [0.000] [<a
                href="http://192.168.1.92:9000" moz-do-not-send="true">192.168.1.92:9000</a>]</div>
            <div>14:27:50 1.019 [0.019] [0.000] [<a
                href="http://192.168.1.41:9000" moz-do-not-send="true">192.168.1.41:9000</a>]</div>
            <div>14:27:52 1.019 [0.018] [0.000] [<a
                href="http://192.168.1.49:9000" moz-do-not-send="true">192.168.1.49:9000</a>]</div>
            <div>14:27:52 1.019 [0.018] [0.001] [<a
                href="http://192.168.1.59:9000" moz-do-not-send="true">192.168.1.59:9000</a>]</div>
            <div>14:27:55 1.515 [0.014] [0.000] [<a
                href="http://192.168.1.92:9000" moz-do-not-send="true">192.168.1.92:9000</a>]</div>
            <div>14:27:57 0.510 [0.010] [0.001] [<a
                href="http://192.168.1.21:9000" moz-do-not-send="true">192.168.1.21:9000</a>]</div>
            <div>14:28:03 1.521 [0.021] [0.001] [<a
                href="http://192.168.1.48:9000" moz-do-not-send="true">192.168.1.48:9000</a>]</div>
            <div>14:28:04 0.660 [0.007] [0.002] [<a
                href="http://192.168.1.24:5002" moz-do-not-send="true">192.168.1.24:5002</a>]</div>
            <div>14:28:05 2.216 [0.018] [0.002] [<a
                href="http://192.168.1.44:5002" moz-do-not-send="true">192.168.1.44:5002</a>]</div>
            <div>14:28:11 0.510 [0.010] [0.000] [<a
                href="http://192.168.1.49:9000" moz-do-not-send="true">192.168.1.49:9000</a>]</div>
            <div>14:28:26 0.937 [0.008] [0.002] [<a
                href="http://192.168.1.92:5002" moz-do-not-send="true">192.168.1.92:5002</a>]</div>
            <div>14:28:28 1.019 [0.019] [0.000] [<a
                href="http://192.168.1.49:9000" moz-do-not-send="true">192.168.1.49:9000</a>]</div>
            <div>14:28:28 0.508 [0.007] [0.000] [<a
                href="http://192.168.1.42:9000" moz-do-not-send="true">192.168.1.42:9000</a>]</div>
            <div>14:28:31 1.021 [0.019] [0.000] [<a
                href="http://192.168.1.44:9000" moz-do-not-send="true">192.168.1.44:9000</a>]</div>
            <div>14:28:32 0.509 [0.008] [0.000] [<a
                href="http://192.168.1.48:9000" moz-do-not-send="true">192.168.1.48:9000</a>]</div>
            <div>14:28:36 1.015 [0.015] [0.000] [<a
                href="http://192.168.1.43:9000" moz-do-not-send="true">192.168.1.43:9000</a>]</div>
            <div>14:28:39 0.358 [0.007] [0.001] [<a
                href="http://192.168.1.92:5002" moz-do-not-send="true">192.168.1.92:5002</a>]</div>
            <div><br>
            </div>
            <div>columns: wallclock time, request time,
              upstream_request_time, upstream_connect_time, upstream.</div>
            <div><br>
            </div>
            <div>Please, help me diagnose this problem further as I
              stuck. This is subset where request_time 50x bigger than
              upstream_request_time (just to make subset less noisy). I
              see request times up to 60 seconds. Can not tie it to some
              periodicity. It happens so often that don't see anything
              helpful in strace... I stuck... Any ideas?</div>
            <div><br>
            </div>
            <div>This is nginx/1.10.2 on FreeBSD 10.3-RELEASE-p7.</div>
            <div><br>
            </div>
            -- <br>
            <div class="gmail_signature">
              <div dir="ltr">
                <div>Руслан Закиров</div>
                <div>Руководитель отдела разработки веб-сервисов</div>
                <div><span>+7(916) 597-92-69</span>, <span>ruz @ <a
                      href="http://www.sports.ru/" target="_blank"
                      moz-do-not-send="true"><img
                        src="http://farm7.static.flickr.com/6235/6210250811_19a888dbba_o.jpg"
                        style="vertical-align: bottom; margin-right:
                        0px;" moz-do-not-send="true" height="14"
                        width="43"></a></span></div>
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        <pre wrap="">_______________________________________________
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      <pre wrap="">_______________________________________________
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