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    <p>Hello,</p>
    <p>you actually need to set the modparam for it:</p>
    <p>  -
<a class="moz-txt-link-freetext" href="https://www.kamailio.org/docs/modules/stable/modules/xlog.html#xlog.p.buf_size">https://www.kamailio.org/docs/modules/stable/modules/xlog.html#xlog.p.buf_size</a></p>
    <p>xlog module is using its own buffer, not the one from pv core
      file.</p>
    <p>Cheers,<br>
      Daniel<br>
    </p>
    <div class="moz-cite-prefix">On 13.02.19 21:36, Enrico Bandiera
      wrote:<br>
    </div>
    <blockquote type="cite"
cite="mid:CAGqwm+ca06=gM183LMhCZkyg9rPn5ZPDB=HzE+Qia_diMTF8kQ@mail.gmail.com">
      <meta http-equiv="content-type" content="text/html; charset=UTF-8">
      <div dir="ltr">
        <div dir="ltr">Hi, could it be caused by this?
          <div><br>
          </div>
          <div><a
href="https://github.com/kamailio/kamailio/blob/master/src/modules/xlog/xlog.c#L65"
              moz-do-not-send="true">https://github.com/kamailio/kamailio/blob/master/src/modules/xlog/xlog.c#L65</a><br>
          </div>
          <div><br>
          </div>
          <div>I tried to increment it, recompiled kamailio and the
            error doesn't show up anymore</div>
          <div><br>
          </div>
          <div>Thanks,</div>
          <div>Enrico</div>
          <div><br>
          </div>
          <div><br>
          </div>
        </div>
      </div>
      <br>
      <div class="gmail_quote">
        <div dir="ltr" class="gmail_attr">Il giorno mer 13 feb 2019 alle
          ore 17:29 Enrico Bandiera <<a
            href="mailto:enrico.bandiera@cloud.timenet.it"
            moz-do-not-send="true">enrico.bandiera@cloud.timenet.it</a>>
          ha scritto:<br>
        </div>
        <blockquote class="gmail_quote" style="margin:0px 0px 0px
          0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">
          <div dir="ltr">
            <div dir="ltr">Hello Daniel, here are the logs:
              <div><br>
              </div>
              <div>
                <div>29(46) ERROR: <core> [core/pvapi.c:1457]:
                  pv_printf(): no more space for spec value - printed:7
                  token:5131 buffer:4096</div>
                <div>29(46) ERROR: <core> [core/pvapi.c:1467]:
                  pv_printf(): buffer overflow -- increase the buffer
                  size...</div>
                <div>29(46) ERROR: <core> [core/pvapi.c:1457]:
                  pv_printf(): no more space for spec value - printed:7
                  token:5129 buffer:4096</div>
                <div>29(46) ERROR: <core> [core/pvapi.c:1467]:
                  pv_printf(): buffer overflow -- increase the buffer
                  size...</div>
              </div>
              <div><br>
              </div>
              <div>Thanks,</div>
              <div>Enrico</div>
              <div><br>
              </div>
            </div>
          </div>
          <br>
          <div class="gmail_quote">
            <div dir="ltr" class="gmail_attr">Il giorno mer 13 feb 2019
              alle ore 09:45 Daniel-Constantin Mierla <<a
                href="mailto:miconda@gmail.com" target="_blank"
                moz-do-not-send="true">miconda@gmail.com</a>> ha
              scritto:<br>
            </div>
            <blockquote class="gmail_quote" style="margin:0px 0px 0px
              0.8ex;border-left:1px solid
              rgb(204,204,204);padding-left:1ex">
              <div bgcolor="#FFFFFF">
                <p>Hello,</p>
                <p>I pushed a patch to print more details about printed
                  size, current token size and overall output buffer
                  size in those error log messages -- the commit:</p>
                <p>  *
                  <a
class="gmail-m_-107520485748568656gmail-m_714751527475955211moz-txt-link-freetext"
href="https://github.com/kamailio/kamailio/commit/44e48809a608d4de46d61198137cd669c6a4763f"
                    target="_blank" moz-do-not-send="true">https://github.com/kamailio/kamailio/commit/44e48809a608d4de46d61198137cd669c6a4763f</a></p>
                <p>Can you try with this patch and send again here on
                  mailing list the error log messages?</p>
                <p>Cheers,<br>
                  Daniel<br>
                </p>
                <div
class="gmail-m_-107520485748568656gmail-m_714751527475955211moz-cite-prefix">On
                  13.02.19 09:20, Enrico Bandiera wrote:<br>
                </div>
                <blockquote type="cite">
                  <div dir="ltr"><br>
                    <br>
                    <div class="gmail_quote">
                      <div dir="ltr" class="gmail_attr">----------
                        Forwarded message ---------<br>
                        From: <strong class="gmail_sendername"
                          dir="auto">Enrico Bandiera</strong> <span
                          dir="ltr"><<a
                            href="mailto:enrico.bandiera@cloud.timenet.it"
                            target="_blank" moz-do-not-send="true">enrico.bandiera@cloud.timenet.it</a>></span><br>
                        Date: mer 13 feb 2019 alle ore 09:18<br>
                        Subject: Re: [SR-Users] pv_buffer_size config
                        value actually ignored?<br>
                        To: Daniel-Constantin Mierla <<a
                          href="mailto:miconda@gmail.com"
                          target="_blank" moz-do-not-send="true">miconda@gmail.com</a>><br>
                      </div>
                      <br>
                      <br>
                      <div dir="ltr">
                        <div dir="ltr">Hello Daniel, yes we do use that
                          $avp for a log line which is actually a big
                          json, the $avp is composed by
                          multiple jansson_append calls and at the end
                          an xlog() calls prints it</div>
                        <div>Could it also be that I'm miscalculating
                          because of the encoding? 4K utf8 characters
                          could be more than 4K (but I don't think there
                          are so many multibytes characters to let it
                          reach the 8K limit)</div>
                      </div>
                      <br>
                      <div class="gmail_quote">
                        <div dir="ltr" class="gmail_attr">Il giorno mer
                          13 feb 2019 alle ore 09:15 Daniel-Constantin
                          Mierla <<a href="mailto:miconda@gmail.com"
                            target="_blank" moz-do-not-send="true">miconda@gmail.com</a>>
                          ha scritto:<br>
                        </div>
                        <blockquote class="gmail_quote"
                          style="margin:0px 0px 0px
                          0.8ex;border-left:1px solid
                          rgb(204,204,204);padding-left:1ex">
                          <div bgcolor="#FFFFFF">
                            <p>Hello,</p>
                            <p>where do you use that avp, because for
                              the avp value itself, that buffer is not
                              used -- avp values are stored in shared
                              memory.</p>
                            <p>Do you use that avp in xlog() or other
                              functions parameters?</p>
                            <p>Cheers,<br>
                              Daniel<br>
                            </p>
                            <div
class="gmail-m_-107520485748568656gmail-m_714751527475955211m_-1639198096426645503gmail-m_3979465740738386549moz-cite-prefix">On
                              13.02.19 09:10, Enrico Bandiera wrote:<br>
                            </div>
                            <blockquote type="cite">
                              <div dir="ltr">
                                <div dir="ltr">
                                  <div dir="ltr">Hi, I'm having some
                                    strange issues with a somewhat big
                                    $avp value, when it reaches a size
                                    of about 4K I get this error:</div>
                                  <div dir="ltr"><br>
                                  </div>
                                  <div dir="ltr">
                                    <div dir="ltr">29(47) ERROR:
                                      <core> [core/pvapi.c:1452]:
                                      pv_printf(): no more space for
                                      spec value</div>
                                    <div dir="ltr">29(47) ERROR:
                                      <core> [core/pvapi.c:1461]:
                                      pv_printf(): buffer overflow –
                                      increase the buffer size...</div>
                                    <div dir="ltr"><br>
                                    </div>
                                    <div>In the docs I read that the
                                      default pv_buffer_size is 8K, I
                                      still tried to enforce it to
                                      something bigger and checked the
                                      logs to be sure it was set:</div>
                                    <div><br>
                                    </div>
                                    <div>0(384) DEBUG: <core>
                                      [core/pvapi.c:2062]:
                                      pv_init_buffer(): PV print buffer
                                      initialized to [40][16384]<br>
                                    </div>
                                    <div><br>
                                    </div>
                                    <div>But still when reaching the 4K
                                      size inside the $avp that error
                                      comes out, is there any limit I'm
                                      not aware of?</div>
                                    <div><br>
                                    </div>
                                    <div>Thanks,</div>
                                    <div>Enrico.</div>
                                  </div>
                                </div>
                              </div>
                              <br>
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                            <pre class="gmail-m_-107520485748568656gmail-m_714751527475955211m_-1639198096426645503gmail-m_3979465740738386549moz-signature" cols="72">-- 
Daniel-Constantin Mierla -- <a class="gmail-m_-107520485748568656gmail-m_714751527475955211m_-1639198096426645503gmail-m_3979465740738386549moz-txt-link-abbreviated" href="http://www.asipto.com" target="_blank" moz-do-not-send="true">www.asipto.com</a>
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Kamailio World Conference - May 6-8, 2019 -- <a class="gmail-m_-107520485748568656gmail-m_714751527475955211m_-1639198096426645503gmail-m_3979465740738386549moz-txt-link-abbreviated" href="http://www.kamailioworld.com" target="_blank" moz-do-not-send="true">www.kamailioworld.com</a>
Kamailio Advanced Training - Mar 4-6, 2019 in Berlin; Mar 25-27, 2019, in Washington, DC, USA -- <a class="gmail-m_-107520485748568656gmail-m_714751527475955211m_-1639198096426645503gmail-m_3979465740738386549moz-txt-link-abbreviated" href="http://www.asipto.com" target="_blank" moz-do-not-send="true">www.asipto.com</a></pre>
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class="gmail-m_-107520485748568656gmail-m_714751527475955211mimeAttachmentHeader"></fieldset>
                  <pre class="gmail-m_-107520485748568656gmail-m_714751527475955211moz-quote-pre">_______________________________________________
Kamailio (SER) - Users Mailing List
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</pre>
                </blockquote>
                <pre class="gmail-m_-107520485748568656gmail-m_714751527475955211moz-signature" cols="72">-- 
Daniel-Constantin Mierla -- <a class="gmail-m_-107520485748568656gmail-m_714751527475955211moz-txt-link-abbreviated" href="http://www.asipto.com" target="_blank" moz-do-not-send="true">www.asipto.com</a>
<a class="gmail-m_-107520485748568656gmail-m_714751527475955211moz-txt-link-abbreviated" href="http://www.twitter.com/miconda" target="_blank" moz-do-not-send="true">www.twitter.com/miconda</a> -- <a class="gmail-m_-107520485748568656gmail-m_714751527475955211moz-txt-link-abbreviated" href="http://www.linkedin.com/in/miconda" target="_blank" moz-do-not-send="true">www.linkedin.com/in/miconda</a>
Kamailio World Conference - May 6-8, 2019 -- <a class="gmail-m_-107520485748568656gmail-m_714751527475955211moz-txt-link-abbreviated" href="http://www.kamailioworld.com" target="_blank" moz-do-not-send="true">www.kamailioworld.com</a>
Kamailio Advanced Training - Mar 4-6, 2019 in Berlin; Mar 25-27, 2019, in Washington, DC, USA -- <a class="gmail-m_-107520485748568656gmail-m_714751527475955211moz-txt-link-abbreviated" href="http://www.asipto.com" target="_blank" moz-do-not-send="true">www.asipto.com</a></pre>
              </div>
            </blockquote>
          </div>
        </blockquote>
      </div>
    </blockquote>
    <pre class="moz-signature" cols="72">-- 
Daniel-Constantin Mierla -- <a class="moz-txt-link-abbreviated" href="http://www.asipto.com">www.asipto.com</a>
<a class="moz-txt-link-abbreviated" href="http://www.twitter.com/miconda">www.twitter.com/miconda</a> -- <a class="moz-txt-link-abbreviated" href="http://www.linkedin.com/in/miconda">www.linkedin.com/in/miconda</a>
Kamailio World Conference - May 6-8, 2019 -- <a class="moz-txt-link-abbreviated" href="http://www.kamailioworld.com">www.kamailioworld.com</a>
Kamailio Advanced Training - Mar 4-6, 2019 in Berlin; Mar 25-27, 2019, in Washington, DC, USA -- <a class="moz-txt-link-abbreviated" href="http://www.asipto.com">www.asipto.com</a></pre>
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