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<p class="MsoNormal"><span style="color:blue">Hi Bogdan,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:blue"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:blue">Please find the values. Any common folder you have access for the outside world to put files?
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:blue">If yes, share me the details. I can upload the core file there.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:blue"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:blue">(gdb) print r_buf<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:blue">$1 = (struct retr_buf *) 0x7fded2484098<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:blue">(gdb) print *r_buf<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:blue">$2 = {activ_type = 0, buffer = {<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:blue"> s = 0x7fded0ca79f0 "INVITE sip:++12001000004@10.0.0.1:5060 SIP/2.0\r\nRecord-Route: <sip:96.119.240.35;lr>\r\nTo: sut <sip:+12452123456@10.0.0.1:5060;user=phone>\r\nFrom: sipp <sip:sipp@10.0.0.2:5060;user=phone"...,
len = 968}, dst = {proto = 1,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:blue"> proto_reserved1 = 0, to = {s = {sa_family = 2, sa_data = "\023\304`w\347\375\000\000\000\000\000\000\000"}, sin = {<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:blue"> sin_family = 2, sin_port = 50195, sin_addr = {s_addr = 4259805024}, sin_zero = "\000\000\000\000\000\000\000"}, sin6 = {<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:blue"> sin6_family = 2, sin6_port = 50195, sin6_flowinfo = 4259805024, sin6_addr = {__in6_u = {<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:blue"> __u6_addr8 = '\000' <repeats 15 times>, __u6_addr16 = {0, 0, 0, 0, 0, 0, 0, 0}, __u6_addr32 = {0, 0, 0, 0}}},<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:blue"> sin6_scope_id = 0}}, send_sock = 0x7fded841dcb0}, retr_timer = {next_tl = 0x7fded1af3518, prev_tl = 0x7fded15c8ae0,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:blue"> ld_tl = 0x0, time_out = 169500000, timer_list = 0x7fded0acbc48, deleted = 1, set = 0}, fr_timer = {next_tl = 0x0, prev_tl = 0x0,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:blue"> ld_tl = 0x0, time_out = 165, timer_list = 0x7fded8005b00 <detached_timer>, deleted = 0, set = 0}, retr_list = RT_T2, my_T = 0x0,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:blue"> branch = 0}<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:blue"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:blue">Regards,<br>
Agalya<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<div>
<div style="border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0in 0in 0in">
<p class="MsoNormal"><b><span style="color:windowtext">From:</span></b><span style="color:windowtext"> Bogdan-Andrei Iancu [mailto:bogdan@opensips.org]
<br>
<b>Sent:</b> Tuesday, October 04, 2016 11:52 AM<br>
<b>To:</b> Ramachandran, Agalya (Contractor) <Agalya_Ramachandran@comcast.com>; OpenSIPS users mailling list <users@lists.opensips.org><br>
<b>Subject:</b> Re: opensips crash when doing load test<o:p></o:p></span></p>
</div>
</div>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><tt><span style="font-size:10.0pt">Could you also print r_buf and *r_buf ?</span></tt><span style="font-size:10.0pt;font-family:"Courier New""><br>
<br>
<tt>Regards,</tt><br>
<br>
</span><span style="font-size:12.0pt"><o:p></o:p></span></p>
<pre>Bogdan-Andrei Iancu<o:p></o:p></pre>
<pre>OpenSIPS Founder and Developer<o:p></o:p></pre>
<pre><a href="http://www.opensips-solutions.com">http://www.opensips-solutions.com</a><o:p></o:p></pre>
<div>
<p class="MsoNormal">On 04.10.2016 16:08, Ramachandran, Agalya (Contractor) wrote:<o:p></o:p></p>
</div>
<blockquote style="margin-top:5.0pt;margin-bottom:5.0pt">
<p class="MsoNormal"><span style="color:blue">Hi Bogdan,</span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:blue"> </span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:blue">I have printed the “t” variable value. It says
</span><span style="color:red">“$1 = (struct cell *) 0x0”. </span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:blue">Is there any link available to upload/share the core files? Because size of the core file 45KB and couldn’t attach in e-mail.</span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:blue"> </span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:blue">(gdb) frame 0</span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:blue">#0 final_response_handler (fr_tl=0x7fded2484110) at timer.c:383</span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:blue">383 if (is_invite(t) && should_cancel_branch(t, r_buf->branch) ) {</span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:blue">(gdb) list +</span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:blue">378 current_processing_ctx = my_ctx;</span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:blue">379 /* set the T context too */</span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:blue">380 set_t( t );</span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:blue">381</span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:blue">382 /* out-of-lock do the cancel I/O */</span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:blue">383 if (is_invite(t) && should_cancel_branch(t, r_buf->branch) ) {</span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:blue">384 set_cancel_extra_hdrs( CANCEL_REASON_SIP_480, sizeof(CANCEL_REASON_SIP_480)-1);</span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:blue">385 cancel_branch(t, r_buf->branch );</span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:blue">386 set_cancel_extra_hdrs( NULL, 0);</span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:blue">387 }</span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:red">(gdb) p t</span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:red">$1 = (struct cell *) 0x0</span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:blue"> </span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:blue">Regards,</span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:blue">Agalya</span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:#1F497D"> </span><o:p></o:p></p>
<div>
<div style="border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0in 0in 0in">
<p class="MsoNormal"><b><span style="color:windowtext">From:</span></b><span style="color:windowtext"> Bogdan-Andrei Iancu [<a href="mailto:bogdan@opensips.org">mailto:bogdan@opensips.org</a>]
<br>
<b>Sent:</b> Tuesday, October 04, 2016 6:44 AM<br>
<b>To:</b> Ramachandran, Agalya (Contractor) <a href="mailto:Agalya_Ramachandran@comcast.com">
<Agalya_Ramachandran@comcast.com></a>; OpenSIPS users mailling list <a href="mailto:users@lists.opensips.org">
<users@lists.opensips.org></a><br>
<b>Subject:</b> Re: opensips crash when doing load test</span><o:p></o:p></p>
</div>
</div>
<p class="MsoNormal"> <o:p></o:p></p>
<p class="MsoNormal"><tt><span style="font-size:10.0pt">Hello Agalya,</span></tt><span style="font-size:10.0pt;font-family:"Courier New""><br>
<br>
<tt>In frame 0, could you print the "t" variable ? BTW, is there any way to get access to the core file ?</tt><br>
<br>
<tt>Best regards,</tt><br>
<br>
<br>
</span><o:p></o:p></p>
<pre>Bogdan-Andrei Iancu<o:p></o:p></pre>
<pre>OpenSIPS Founder and Developer<o:p></o:p></pre>
<pre><a href="http://www.opensips-solutions.com">http://www.opensips-solutions.com</a><o:p></o:p></pre>
<div>
<p class="MsoNormal">On 30.09.2016 16:48, Ramachandran, Agalya (Contractor) wrote:<o:p></o:p></p>
</div>
<blockquote style="margin-top:5.0pt;margin-bottom:5.0pt">
<p class="MsoNormal"><span style="color:blue">Hi Bogdan, </span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:blue"> </span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:blue">One more dump</span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:blue"> </span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:blue">#0 final_response_handler (fr_tl=0x7fded2484110) at timer.c:383</span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:blue">383 if (is_invite(t) && should_cancel_branch(t, r_buf->branch) ) {</span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:blue">Missing separate debuginfos, use: debuginfo-install cyrus-sasl-lib-2.1.26-20.el7_2.x86_64 glibc-2.17-106.el7_2.4.x86_64 keyutils-libs-1.5.8-3.el7.x86_64 krb5-libs-1.13.2-12.el7_2.x86_64 libcom_err-1.42.9-7.el7.x86_64
libcurl-7.29.0-25.el7.centos.x86_64 libidn-1.28-4.el7.x86_64 libselinux-2.2.2-6.el7.x86_64 libssh2-1.4.3-10.el7_2.1.x86_64 nspr-4.10.8-2.el7_1.x86_64 nss-3.19.1-19.el7_2.x86_64 nss-softokn-freebl-3.16.2.3-13.el7_1.x86_64 nss-util-3.19.1-9.el7_2.x86_64 openldap-2.4.40-9.el7_2.x86_64
openssl-libs-1.0.1e-51.el7_2.4.x86_64 pcre-8.32-15.el7.x86_64 xz-libs-5.1.2-12alpha.el7.x86_64 zlib-1.2.7-15.el7.x86_64</span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:blue">(gdb) bt</span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:blue">#0 final_response_handler (fr_tl=0x7fded2484110) at timer.c:383</span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:blue">#1 timer_routine (ticks=<optimized out>, set=<optimized out>) at timer.c:1066</span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:blue">#2 0x000000000049d3cd in handle_timer_job () at timer.c:597</span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:blue">#3 0x000000000059223e in handle_io (fm=<optimized out>, fm=<optimized out>, fm=<optimized out>, idx=<optimized out>, event_type=2)</span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:blue"> at net/net_udp.c:265</span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:blue">#4 io_wait_loop_epoll (h=<optimized out>, t=<optimized out>, repeat=<optimized out>) at net/../io_wait_loop.h:225</span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:blue">#5 udp_rcv_loop (si=si@entry=0x7fded841dcb0) at net/net_udp.c:308</span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:blue">#6 0x0000000000593e05 in udp_start_processes (chd_rank=chd_rank@entry=0x84c570 <chd_rank.10940>, startup_done=startup_done@entry=0x0)</span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:blue"> at net/net_udp.c:448</span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:blue">#7 0x0000000000419b73 in main_loop () at main.c:736</span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:blue">#8 main (argc=<optimized out>, argv=<optimized out>) at main.c:1282</span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:#1F497D"> </span><o:p></o:p></p>
<div>
<div style="border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0in 0in 0in">
<p class="MsoNormal"><b>From:</b> Ramachandran, Agalya (Contractor) <br>
<b>Sent:</b> Friday, September 30, 2016 9:44 AM<br>
<b>To:</b> 'Bogdan-Andrei Iancu' <a href="mailto:bogdan@opensips.org"><bogdan@opensips.org></a>; OpenSIPS users mailling list
<a href="mailto:users@lists.opensips.org"><users@lists.opensips.org></a><br>
<b>Subject:</b> opensips crash when doing load test<o:p></o:p></p>
</div>
</div>
<p class="MsoNormal"> <o:p></o:p></p>
<p class="MsoNormal"><span style="color:blue">Hi Bogdan, </span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:blue"> </span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:blue">I have taken 2.1.4 code base, added the below fixes on top of it</span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:blue"> </span><o:p></o:p></p>
<p class="MsoListParagraph" style="text-indent:-.25in;mso-list:l0 level1 lfo2"><![if !supportLists]><span style="mso-list:Ignore">1.<span style="font:7.0pt "Times New Roman"">
</span></span><![endif]><span style="color:blue">Fix potential starvation for the timer tasks.
</span><span style="font-size:9.0pt;font-family:Consolas;color:#444444;background:white">66c337cc89a2b5c3e1bbd78c289371efcda21886</span><o:p></o:p></p>
<p class="MsoListParagraph" style="text-indent:-.25in;mso-list:l0 level1 lfo2"><![if !supportLists]><span style="mso-list:Ignore">2.<span style="font:7.0pt "Times New Roman"">
</span></span><![endif]><span style="color:blue">rest_client: Improve polling logic during TCP connect -
</span><span style="font-size:9.0pt;font-family:Consolas;color:#444444;background:white">c40f2b057209b8078520abc95e5d1bf5e5a28db6</span><o:p></o:p></p>
<p class="MsoListParagraph" style="text-indent:-.25in;mso-list:l0 level1 lfo2"><![if !supportLists]><span style="mso-list:Ignore">3.<span style="font:7.0pt "Times New Roman"">
</span></span><![endif]><span style="color:blue">rest_client: Add "connect_poll_interval" module parameter -
</span><span style="font-size:9.0pt;font-family:Consolas;color:#444444;background:white">f5abfb3dee649a14ae39ad74d7f04454f815748f</span><o:p></o:p></p>
<p class="MsoListParagraph" style="text-indent:-.25in;mso-list:l0 level1 lfo2"><![if !supportLists]><span style="mso-list:Ignore">4.<span style="font:7.0pt "Times New Roman"">
</span></span><![endif]><span style="color:blue">rest_client: Fix bogus condition -</span><span style="font-size:9.0pt;font-family:Consolas;color:#444444;background:white">3ba7be6692c6987faecb9c4c904035d5e7c0f916</span><o:p></o:p></p>
<p class="MsoListParagraph"><span style="color:blue"> </span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:blue">When I try to perform load test on that code base, randomly am seeing OpenSIPS is crashing.
</span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:blue">Here is the full trace of the core file. Let me know if you need any additional information or logs.
</span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:blue">Am seeing crash is occurring at start_timer_extra_processes().</span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:blue"> </span><o:p></o:p></p>
<p class="MsoNormal">[root@poc-siplb-cmc-e-004 corefiles]# gdb /usr/local/sbin/opensips core.opensips.sig11.3977<o:p></o:p></p>
<p class="MsoNormal">GNU gdb (GDB) Red Hat Enterprise Linux 7.6.1-80.el7<o:p></o:p></p>
<p class="MsoNormal">Copyright (C) 2013 Free Software Foundation, Inc.<o:p></o:p></p>
<p class="MsoNormal">License GPLv3+: GNU GPL version 3 or later <<a href="http://gnu.org/licenses/gpl.html">http://gnu.org/licenses/gpl.html</a>><o:p></o:p></p>
<p class="MsoNormal">This is free software: you are free to change and redistribute it.<o:p></o:p></p>
<p class="MsoNormal">There is NO WARRANTY, to the extent permitted by law. Type "show copying"<o:p></o:p></p>
<p class="MsoNormal">and "show warranty" for details.<o:p></o:p></p>
<p class="MsoNormal">This GDB was configured as "x86_64-redhat-linux-gnu".<o:p></o:p></p>
<p class="MsoNormal">For bug reporting instructions, please see:<o:p></o:p></p>
<p class="MsoNormal"><<a href="http://www.gnu.org/software/gdb/bugs/">http://www.gnu.org/software/gdb/bugs/</a>>...<o:p></o:p></p>
<p class="MsoNormal">Reading symbols from /usr/local/sbin/opensips...done.<o:p></o:p></p>
<p class="MsoNormal">[New LWP 3977]<o:p></o:p></p>
<p class="MsoNormal">[Thread debugging using libthread_db enabled]<o:p></o:p></p>
<p class="MsoNormal">Using host libthread_db library "/lib64/libthread_db.so.1".<o:p></o:p></p>
<p class="MsoNormal">Core was generated by `/usr/local/sbin/opensips -P /var/run/opensips.pid'.<o:p></o:p></p>
<p class="MsoNormal">Program terminated with signal 11, Segmentation fault.<o:p></o:p></p>
<p class="MsoNormal">#0 final_response_handler (fr_tl=0x7f55fcd82948) at timer.c:383<o:p></o:p></p>
<p class="MsoNormal"><span style="color:red">383 if (is_invite(t) && should_cancel_branch(t, r_buf->branch) ) {</span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:red">Missing separate debuginfos, use: debuginfo-install cyrus-sasl-lib-2.1.26-20.el7_2.x86_64 glibc-2.17-106.el7_2.4.x86_64 keyutils-libs-1.5.8-3.el7.x86_64 krb5-libs-1.13.2-12.el7_2.x86_64 libcom_err-1.42.9-7.el7.x86_64
libcurl-7.29.0-25.el7.centos.x86_64 libidn-1.28-4.el7.x86_64 libselinux-2.2.2-6.el7.x86_64 libssh2-1.4.3-10.el7_2.1.x86_64 nspr-4.10.8-2.el7_1.x86_64 nss-3.19.1-19.el7_2.x86_64 nss-softokn-freebl-3.16.2.3-13.el7_1.x86_64 nss-util-3.19.1-9.el7_2.x86_64 openldap-2.4.40-9.el7_2.x86_64
openssl-libs-1.0.1e-51.el7_2.4.x86_64 pcre-8.32-15.el7.x86_64 xz-libs-5.1.2-12alpha.el7.x86_64 zlib-1.2.7-15.el7.x86_64</span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:red">(gdb) bt</span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:red">#0 final_response_handler (fr_tl=0x7f55fcd82948) at timer.c:383</span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:red">#1 timer_routine (ticks=<optimized out>, set=<optimized out>) at timer.c:1066</span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:red">#2 0x000000000049d03a in handle_timer_job () at timer.c:597</span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:red">#3 start_timer_extra_processes (chd_rank=chd_rank@entry=0x84c570 <chd_rank.10940>) at timer.c:557</span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:red">#4 0x0000000000419b9a in main_loop () at main.c:748</span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:red">#5 main (argc=<optimized out>, argv=<optimized out>) at main.c:1282</span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:red"> </span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:blue">Regards,</span><o:p></o:p></p>
<p class="MsoNormal"><span style="color:blue">Agalya</span><o:p></o:p></p>
<p class="MsoNormal"> <o:p></o:p></p>
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