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<p>OK - probably we should add in the wiki at pv_buffer_size a note
to say that for xlog messages, there is a dedicated modparam to
set the internal buffer size.</p>
<p>Cheers,<br>
Daniel<br>
</p>
<div class="moz-cite-prefix">On 14.02.19 09:00, Enrico Bandiera
wrote:<br>
</div>
<blockquote type="cite"
cite="mid:CAGqwm+dw6okYfbOAY6KCE1gS0ks-Sc11TrSAeLLWAeDAuGrE4g@mail.gmail.com">
<meta http-equiv="content-type" content="text/html; charset=UTF-8">
<div dir="ltr">Thank you Daniel, setting it to 8192 solved the
issue.
<div><br>
</div>
<div>Cheers,</div>
<div>Enrico.</div>
</div>
<br>
<div class="gmail_quote">
<div dir="ltr" class="gmail_attr">Il giorno mer 13 feb 2019 alle
ore 22:18 Daniel-Constantin Mierla <<a
href="mailto:miconda@gmail.com" 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>you actually need to set the modparam for it:</p>
<p> -
<a
class="gmail-m_5808809446067933366moz-txt-link-freetext"
href="https://www.kamailio.org/docs/modules/stable/modules/xlog.html#xlog.p.buf_size"
target="_blank" moz-do-not-send="true">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="gmail-m_5808809446067933366moz-cite-prefix">On
13.02.19 21:36, Enrico Bandiera wrote:<br>
</div>
<blockquote type="cite">
<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"
target="_blank" 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"
target="_blank" 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_5808809446067933366gmail-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_5808809446067933366gmail-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_5808809446067933366gmail-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>
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Daniel-Constantin Mierla -- <a class="gmail-m_5808809446067933366gmail-m_-107520485748568656gmail-m_714751527475955211moz-txt-link-abbreviated" href="http://www.asipto.com" target="_blank" moz-do-not-send="true">www.asipto.com</a>
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