Hi all,

I have a high CPU consumption by FreeSWITCH. In fact, consumption is highest on CPU system. On this server we have registered 20 sessions (WebRTC).

Environment:

CentOS 6.7 64b
FreeSWITCh 1.5.14

The results of the execution of:

step 1) ps -LlFm -p `pidof freeswitch`

F S UID PID PPID LWP C NLWP PRI NI ADDR SZ WCHAN RSS PSR STIME TTY TIME CMD

1 - 499 4481 1 - 99 55 - - - 216700 - 140840 - Jun28 ? 17:55:10 /usr/bin/freeswitch -nc

1 S 499 - - 4481 0 - 99 19 - - poll_s - 0 Jun28 - 00:00:00 -

1 S 499 - - 4482 0 - 99 19 - - poll_s - 0 Jun28 - 00:00:00 -

1 S 499 - - 4483 0 - 99 19 - - futex_ - 0 Jun28 - 00:00:32 -

1 S 499 - - 4484 0 - 99 19 - - futex_ - 0 Jun28 - 00:00:03 -

1 S 499 - - 4487 0 - 99 19 - - futex_ - 0 Jun28 - 00:00:01 -

1 S 499 - - 4488 0 - 99 19 - - futex_ - 0 Jun28 - 00:00:04 -

1 S 499 - - 4489 0 - 99 19 - - poll_s - 0 Jun28 - 00:00:00 -

1 S 499 - - 4490 0 - 99 19 - - futex_ - 0 Jun28 - 00:00:01 -

1 S 499 - - 4492 0 - 99 19 - - futex_ - 0 Jun28 - 00:00:00 -

1 S 499 - - 4493 0 - 99 19 - - ep_pol - 0 Jun28 - 00:00:00 -

1 S 499 - - 4494 0 - 99 19 - - ep_pol - 0 Jun28 - 00:00:00 -

1 R 499 - - 4495 97 - 99 19 - - - - 0 Jun28 - 17:37:34 -

1 S 499 - - 4496 0 - 99 19 - - ep_pol - 0 Jun28 - 00:00:00 -

1 S 499 - - 4497 0 - 99 19 - - futex_ - 0 Jun28 - 00:00:00 -

1 S 499 - - 4498 0 - 99 19 - - poll_s - 0 Jun28 - 00:00:00 -

1 S 499 - - 4499 0 - 99 19 - - futex_ - 0 Jun28 - 00:00:00 -

1 S 499 - - 4500 0 - 99 19 - - poll_s - 0 Jun28 - 00:00:01 -

1 S 499 - - 4501 0 - 99 19 - - futex_ - 0 Jun28 - 00:00:00 -

1 S 499 - - 4502 0 - 99 19 - - futex_ - 0 Jun28 - 00:00:00 -

1 S 499 - - 4503 0 - 99 19 - - poll_s - 0 Jun28 - 00:00:00 -

1 S 499 - - 4504 0 - 99 19 - - futex_ - 0 Jun28 - 00:00:00 -

1 S 499 - - 4510 0 - 99 19 - - inet_c - 0 Jun28 - 00:00:00 -

1 S 499 - - 4511 0 - 99 19 - - timerf - 0 Jun28 - 00:00:18 -

1 S 499 - - 4512 0 - 99 19 - - futex_ - 0 Jun28 - 00:00:00 -

1 S 499 - - 4513 0 - 99 19 - - futex_ - 0 Jun28 - 00:00:00 -

1 S 499 - - 4536 0 - 99 19 - - hrtime - 0 Jun28 - 00:00:03 -

1 S 499 - - 4558 0 - 99 19 - - futex_ - 0 Jun28 - 00:00:43 -

1 S 499 - - 4559 0 - 99 19 - - futex_ - 0 Jun28 - 00:00:43 -

1 S 499 - - 4560 0 - 99 19 - - futex_ - 0 Jun28 - 00:00:43 -

1 S 499 - - 4561 0 - 99 19 - - futex_ - 0 Jun28 - 00:00:43 -

1 S 499 - - 4562 0 - 99 19 - - futex_ - 0 Jun28 - 00:00:43 -

1 S 499 - - 4564 0 - 99 19 - - futex_ - 0 Jun28 - 00:00:39 -

1 S 499 - - 4565 0 - 99 19 - - futex_ - 0 Jun28 - 00:00:43 -

1 S 499 - - 4567 0 - 99 19 - - futex_ - 0 Jun28 - 00:00:39 -

1 S 499 - - 4568 0 - 99 19 - - futex_ - 0 Jun28 - 00:00:40 -

1 S 499 - - 4569 0 - 99 19 - - futex_ - 0 Jun28 - 00:00:40 -

1 S 499 - - 4570 0 - 99 19 - - futex_ - 0 Jun28 - 00:00:40 -

1 S 499 - - 4571 0 - 99 19 - - futex_ - 0 Jun28 - 00:00:39 -

1 S 499 - - 4572 0 - 99 19 - - futex_ - 0 Jun28 - 00:00:40 -

1 S 499 - - 4573 0 - 99 19 - - futex_ - 0 Jun28 - 00:00:39 -

1 S 499 - - 4575 0 - 99 19 - - futex_ - 0 Jun28 - 00:00:40 -

1 S 499 - - 4636 0 - 99 19 - - futex_ - 0 Jun28 - 00:00:17 -

1 S 499 - - 4637 0 - 99 19 - - futex_ - 0 Jun28 - 00:00:17 -

1 S 499 - - 4638 0 - 99 19 - - futex_ - 0 Jun28 - 00:00:17 -

1 S 499 - - 4639 0 - 99 19 - - futex_ - 0 Jun28 - 00:00:17 -

1 S 499 - - 4640 0 - 99 19 - - futex_ - 0 Jun28 - 00:00:17 -

1 S 499 - - 4641 0 - 99 19 - - futex_ - 0 Jun28 - 00:00:17 -

1 S 499 - - 4642 0 - 99 19 - - futex_ - 0 Jun28 - 00:00:17 -

1 S 499 - - 4643 0 - 99 19 - - futex_ - 0 Jun28 - 00:00:17 -

1 S 499 - - 4644 0 - 99 19 - - futex_ - 0 Jun28 - 00:00:17 -

1 S 499 - - 4645 0 - 99 19 - - futex_ - 0 Jun28 - 00:00:17 -

1 S 499 - - 4646 0 - 99 19 - - futex_ - 0 Jun28 - 00:00:17 -

1 S 499 - - 4647 0 - 99 19 - - futex_ - 0 Jun28 - 00:00:17 -

1 S 499 - - 4648 0 - 99 19 - - futex_ - 0 Jun28 - 00:00:17 -

1 S 499 - - 4649 0 - 99 19 - - futex_ - 0 Jun28 - 00:00:17 -

step 2) pstack 4481

Thread 45 (Thread 0x7ff6ba08a700 (LWP 4495)):

#0 0x0000003410ce8e63 in epoll_wait () from /lib64/libc.so.6

#1 0x00007ff6b877bba5 in ?? () from /usr/local/freeswitch/mod/mod_sofia.so

#2 0x00007ff6b877ba28 in ?? () from /usr/local/freeswitch/mod/mod_sofia.so

#3 0x00007ff6b8779715 in ?? () from /usr/local/freeswitch/mod/mod_sofia.so

#4 0x00000034110079d1 in start_thread () from /lib64/libpthread.so.0

#5 0x0000003410ce886d in clone () from /lib64/libc.so.6

Any idea?

Thanks,

PRESENCE TECHNOLOGY
Agustí Ubalde Bellot
Chief Developer
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aubalde@presenceco.com

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