<div dir="ltr"><div dir="auto"><div>hi<div dir="auto"><br></div><div dir="auto">using kamailio 4.4.7 on that environment</div><div dir="auto"><br></div><div dir="auto">i will try to run some test locally simulating reception of a lot presence subscription and observe <span style="font-family:sans-serif">mem_copy_subs_noc(), </span></div><div dir="auto"><span style="font-family:sans-serif">Just to understand, </span>both mem_copy_subs_noc are not expected to increase, is that right? What do they exactly mean?</div><div dir="auto"><span style="font-family:sans-serif"><br></span></div><div><span style="font-family:sans-serif">Thanks</span></div><div dir="auto"><span style="font-family:sans-serif"><br></span></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Sat, 11 Sep 2021, 22:22 Henning Westerholt, <<a href="mailto:hw@skalatan.de" target="_blank">hw@skalatan.de</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
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<p class="MsoNormal"><span>Hello,<u></u><u></u></span></p>
<p class="MsoNormal"><span><u></u> <u></u></span></p>
<p class="MsoNormal"><span lang="EN-GB">the output below indicates the memory allocated in the individual functions. So it seems that the
</span><span lang="EN-GB">mem_copy_subs_noc() function allocates a lot of memory. It is increasing over time? The final output looks like a wrapping error, the counter goes negative.<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-GB"><u></u> <u></u></span></p>
<p class="MsoNormal"><span lang="EN-GB">Which version of Kamailio do you use on the</span></p></div></div></blockquote></div></div><div dir="auto"><br></div><div dir="auto"><br></div><div dir="auto"><div class="gmail_quote"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div lang="DE" link="#0563C1" vlink="#954F72" style="word-wrap:break-word"><div><p class="MsoNormal"><span lang="EN-GB"> server?<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-GB"><u></u> <u></u></span></p>
<p class="MsoNormal"><span lang="EN-GB">Cheers,<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-GB"><u></u> <u></u></span></p>
<p class="MsoNormal"><span lang="EN-GB">Henning</span><span lang="EN-GB"><u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-GB"><u></u> <u></u></span></p>
<p class="MsoNormal"><span lang="EN-GB">-- <u></u>
<u></u></span></p>
<p class="MsoNormal"><span lang="EN-GB">Henning Westerholt –
</span><span><a href="https://skalatan.de/blog/" rel="noreferrer" target="_blank"><span lang="EN-GB" style="color:#0563c1">https://skalatan.de/blog/</span></a></span><span lang="EN-GB"><u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-GB">Kamailio services –
</span><span><a href="https://gilawa.com/" rel="noreferrer" target="_blank"><span lang="EN-GB" style="color:#0563c1">https://gilawa.com</span></a></span><span>
<span lang="EN-GB"><u></u><u></u></span></span></p>
<p class="MsoNormal"><span lang="EN-GB"><u></u> <u></u></span></p>
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<p class="MsoNormal" style="margin-left:35.4pt"><b>From:</b> sr-users <<a href="mailto:sr-users-bounces@lists.kamailio.org" rel="noreferrer" target="_blank">sr-users-bounces@lists.kamailio.org</a>>
<b>On Behalf Of </b>Albert Petit<br>
<b>Sent:</b> Thursday, September 9, 2021 11:42 PM<br>
<b>To:</b> SIP Router - Kamailio (OpenSER) and SIP Express Router (SER) - Users Mailing List <<a href="mailto:sr-users@lists.sip-router.org" rel="noreferrer" target="_blank">sr-users@lists.sip-router.org</a>><br>
<b>Subject:</b> [SR-Users] Question about suspected memory leak presence module<u></u><u></u></p>
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<p class="MsoNormal" style="margin-left:35.4pt"><u></u> <u></u></p>
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<p class="MsoNormal" style="margin-left:35.4pt">Hi,<u></u><u></u></p>
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<p class="MsoNormal" style="margin-left:35.4pt"><u></u> <u></u></p>
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<p class="MsoNormal" style="margin-left:35.4pt">I am suspecitng presence module might be having a memory leak on a production server used by an end user (not have access to it).<u></u><u></u></p>
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<p class="MsoNormal" style="margin-left:35.4pt"><u></u> <u></u></p>
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<p class="MsoNormal" style="margin-left:35.4pt">The output of command kamcmd mod.stats presence shm is<u></u><u></u></p>
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<p class="MsoNormal" style="margin-left:35.4pt">Module: presence<u></u><u></u></p>
<p class="MsoNormal" style="margin-left:35.4pt">{<u></u><u></u></p>
<p class="MsoNormal" style="margin-left:35.4pt"> mem_copy_subs(148): 25720<u></u><u></u></p>
<p class="MsoNormal" style="margin-left:35.4pt"> mem_copy_subs_noc(214): 1672201904<u></u><u></u></p>
<p class="MsoNormal" style="margin-left:35.4pt"> mem_copy_subs_noc(251): 678406560<u></u><u></u></p>
<p class="MsoNormal" style="margin-left:35.4pt"> add_event(181): 88<u></u><u></u></p>
<p class="MsoNormal" style="margin-left:35.4pt"> shm_copy_event(57): 40<u></u><u></u></p>
<p class="MsoNormal" style="margin-left:35.4pt"> shm_copy_event(50): 312<u></u><u></u></p>
<p class="MsoNormal" style="margin-left:35.4pt"> add_event(156): 40<u></u><u></u></p>
<p class="MsoNormal" style="margin-left:35.4pt"> add_event(149): 456<u></u><u></u></p>
<p class="MsoNormal" style="margin-left:35.4pt"> new_shtable(66): 5767168<u></u><u></u></p>
<p class="MsoNormal" style="margin-left:35.4pt"> new_shtable(53): 262144<u></u><u></u></p>
<p class="MsoNormal" style="margin-left:35.4pt"> init_evlist(289): 16<u></u><u></u></p>
<p class="MsoNormal" style="margin-left:35.4pt"> Total: -1938302848<u></u><u></u></p>
<p class="MsoNormal" style="margin-left:35.4pt">}<u></u><u></u></p>
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<p class="MsoNormal" style="margin-left:35.4pt"><u></u> <u></u></p>
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<p class="MsoNormal" style="margin-left:35.4pt">I am not sure what mem_copy_subs_noc is meaning. And final output is negative, SHM is incfreasing all the time but not sure of the root cause<u></u><u></u></p>
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<p class="MsoNormal" style="margin-left:35.4pt"><u></u> <u></u></p>
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<p class="MsoNormal" style="margin-left:35.4pt">is this a reasonable hint that a memory leak is related to presence?<u></u><u></u></p>
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