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    <p>Hi<br>
      <br>
      we are running opensips 3.4.2<br>
      on Ubuntu 22.04.3 LTS<br>
      and also use RTPengine Version: 10.5.0.0+0~mr10.5.0.0
      git-master-74075f63<br>
      <br>
      Opensips acts as SBC with RTP engine enabled.<br>
      <br>
      Calls are working fine, however after each call is finished,
      bellow action happens.<br>
    </p>
    <p>We had same problem with opensips 3.2 and Ubuntu 20. So we did
      upgrade to latest stable release, and it is the same.<br>
      <br>
      Is this opensips script configuration issue or a bug? And how
      could I fix it?<br>
      <br>
      <font size="1" face="Courier New, Courier, monospace">Dec  7
        15:59:47 sbc2 /usr/sbin/opensips[28488]: INFO:core:handle_sigs:
        child process 28495 exited by a signal 11<br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[28488]:
        INFO:core:handle_sigs: core was generated<br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[28488]:
        INFO:core:handle_sigs: terminating due to SIGCHLD<br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[28491]:
        INFO:core:sig_usr: signal 15 received<br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[28492]:
        INFO:core:sig_usr: signal 15 received<br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[28488]:
        INFO:core:shutdown_opensips: process 4(28492) [timer]
        terminated, still waiting for 16 more<br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[28488]:
        INFO:core:shutdown_opensips: process 18(28508) [TCP main]
        terminated, still waiting for 15 more<br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[28488]:
        INFO:core:shutdown_opensips: process 3(28491) [time_keeper]
        terminated, still waiting for 14 more<br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[28488]:
        INFO:core:shutdown_opensips: process 16(28504) [TCP receiver]
        terminated, still waiting for 13 more<br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[28488]:
        INFO:core:shutdown_opensips: process 2(28490) [MI FIFO]
        terminated, still waiting for 12 more<br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[28488]:
        INFO:core:shutdown_opensips: process 15(28503) [TCP receiver]
        terminated, still waiting for 11 more<br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[28488]:
        INFO:core:shutdown_opensips: process 14(28502) [TCP receiver]
        terminated, still waiting for 10 more<br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[28488]:
        INFO:core:shutdown_opensips: process 12(28500) [TCP receiver]
        terminated, still waiting for 9 more<br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[28488]:
        INFO:core:shutdown_opensips: process 1(28489) [HTTPD
        127.0.0.1:8888] terminated, still waiting for 8 more<br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[28488]:
        INFO:core:shutdown_opensips: process 8(28496) [SIP receiver
        udp:213.253.120.65:5060] terminated, still waiting for 7 more<br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[28488]:
        INFO:core:shutdown_opensips: process 10(28498) [TCP receiver]
        terminated, still waiting for 6 more<br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[28488]:
        INFO:core:shutdown_opensips: process 13(28501) [TCP receiver]
        terminated, still waiting for 5 more<br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[28488]:
        INFO:core:shutdown_opensips: process 9(28497) [TCP receiver]
        terminated, still waiting for 4 more<br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[28488]:
        INFO:core:shutdown_opensips: process 11(28499) [TCP receiver]
        terminated, still waiting for 3 more<br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[28488]:
        INFO:core:shutdown_opensips: process 6(28494) [SIP receiver
        udp:213.253.120.65:5060] terminated, still waiting for 2 more<br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[28488]:
        INFO:core:shutdown_opensips: process 17(28507) [Timer handler]
        terminated, still waiting for 1 more<br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[28488]:
        INFO:core:shutdown_opensips: process 5(28493) [SIP receiver
        udp:213.253.120.65:5060] terminated, still waiting for 0 more<br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[28488]:
        INFO:core:cleanup: cleanup<br>
        Dec  7 15:59:47 sbc2 opensips: INFO:core:fix_poll_method: using
        epoll as the IO watch method (auto detected)<br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[31289]:
        NOTICE:core:main: version: opensips 3.4.2 (x86_64/linux)<br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[31289]:
        NOTICE:core:main: using 64 MB of shared memory, allocator:
        F_MALLOC<br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[31289]:
        NOTICE:core:main: using 4 MB of private process memory,
        allocator: F_MALLOC<br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[31289]:
        WARNING:core:init_reactor_size: shrinking reactor size from
        262144 (autodetected via rlimit) to 10485 (limited by memory of
        10% from 4Mb)<br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[31289]:
        WARNING:core:init_reactor_size: use 'open_files_limit' to
        enforce other limit or increase pkg memory<br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[31289]:
        INFO:core:init_reactor_size: reactor size 10485 (using up to
        0.40Mb of memory per process)<br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[31289]:
        INFO:core:evi_publish_event: Registered event
        <E_CORE_THRESHOLD(1)><br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[31289]:
        INFO:core:evi_publish_event: Registered event
        <E_CORE_SHM_THRESHOLD(2)><br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[31289]:
        INFO:core:evi_publish_event: Registered event
        <E_CORE_PKG_THRESHOLD(3)><br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[31289]:
        INFO:core:evi_publish_event: Registered event
        <E_CORE_PROC_AUTO_SCALE(4)><br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[31289]:
        INFO:core:evi_publish_event: Registered event
        <E_CORE_TCP_DISCONNECT(5)><br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[31289]:
        INFO:tm:mod_init: TM - initializing...<br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[31289]:
        INFO:sl:mod_init: Initializing StateLess engine<br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[31289]:
        NOTICE:signaling:mod_init: initializing module ...<br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[31289]:
        INFO:core:evi_publish_event: Registered event
        <E_MYSQL_CONNECTION(6)><br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[31289]:
        INFO:dialog:mod_init: Dialog module - initializing<br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[31289]:
        INFO:core:evi_publish_event: Registered event
        <E_DLG_STATE_CHANGED(7)><br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[31289]:
        INFO:rr:mod_init: rr - initializing<br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[31289]:
        INFO:uac:mod_init: initializing...<br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[31289]:
        INFO:acc:mod_init: initializing...<br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[31289]:
        INFO:core:evi_publish_event: Registered event
        <E_ACC_EVENT(8)><br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[31289]:
        INFO:core:evi_publish_event: Registered event
        <E_ACC_CDR(9)><br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[31289]:
        INFO:core:evi_publish_event: Registered event
        <E_ACC_MISSED_EVENT(10)><br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[31289]:
        INFO:textops:mod_init: initializing...<br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[31289]:
        INFO:maxfwd:mod_init: initializing...<br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[31289]:
        INFO:sipmsgops:mod_init: initializing...<br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[31289]:
        INFO:avpops:avpops_init: initializing...<br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[31289]:
        INFO:drouting:dr_init: dynamic routing - initializing<br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[31289]:
        INFO:drouting:init_prefix_tree: counted 10 possible chars under
        a node<br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[31289]:
        INFO:core:evi_publish_event: Registered event
        <E_DROUTING_STATUS(11)><br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[31289]:
        INFO:permissions:mod_init: default allow file
        (/etc/opensips/permissions.allow) not found => empty rule set<br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[31289]:
        INFO:permissions:mod_init: default deny file
        (/etc/opensips/permissions.deny) not found => empty rule set<br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[31289]:
        INFO:regex:mod_init: initializing module...<br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[31289]:
        NOTICE:regex:mod_init: 'file' parameter is not set, group
        matching disabled<br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[31289]:
        INFO:topology_hiding:mod_init: initializing...<br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[31289]:
        INFO:core:evi_publish_event: Registered event
        <E_RTPENGINE_STATUS(12)><br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[31289]:
        INFO:userblacklist:mod_init: initializing ...<br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[31289]:
        INFO:userblacklist:mod_init: finished initializing<br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[31289]:
        INFO:dialplan:mod_init: initializing module...<br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[31289]:
        INFO:core:mod_init: initializing UDP-plain protocol<br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[31289]:
        INFO:core:mod_init: initializing TCP-plain protocol<br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[31289]:
        INFO:core:evi_publish_event: Registered event
        <E_CORE_LOG(13)><br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[31290]:
        INFO:rtpengine:rtpe_test: rtp proxy <udp:127.0.0.1:2223>
        found, support for it enabled<br>
        Dec  7 15:59:47 sbc2 /usr/sbin/opensips[31291]:
        INFO:rtpengine:rtpe_test: rtp proxy <udp:127.0.0.1:2223>
        found, support for it enabled<br>
        Dec  7 15:59:48 sbc2 /usr/sbin/opensips[31294]:
        INFO:rtpengine:rtpe_test: rtp proxy <udp:127.0.0.1:2223>
        found, support for it enabled<br>
        Dec  7 15:59:48 sbc2 /usr/sbin/opensips[31294]:
        INFO:drouting:dr_reload_data_head: loading drouting data!<br>
        Dec  7 15:59:48 sbc2 /usr/sbin/opensips[31295]:
        INFO:rtpengine:rtpe_test: rtp proxy <udp:127.0.0.1:2223>
        found, support for it enabled<br>
        Dec  7 15:59:48 sbc2 /usr/sbin/opensips[31296]:
        INFO:rtpengine:rtpe_test: rtp proxy <udp:127.0.0.1:2223>
        found, support for it enabled<br>
        Dec  7 15:59:48 sbc2 /usr/sbin/opensips[31297]:
        INFO:rtpengine:rtpe_test: rtp proxy <udp:127.0.0.1:2223>
        found, support for it enabled<br>
        Dec  7 15:59:48 sbc2 /usr/sbin/opensips[31298]:
        INFO:rtpengine:rtpe_test: rtp proxy <udp:127.0.0.1:2223>
        found, support for it enabled<br>
        Dec  7 15:59:48 sbc2 /usr/sbin/opensips[31299]:
        INFO:rtpengine:rtpe_test: rtp proxy <udp:127.0.0.1:2223>
        found, support for it enabled<br>
        Dec  7 15:59:48 sbc2 /usr/sbin/opensips[31300]:
        INFO:rtpengine:rtpe_test: rtp proxy <udp:127.0.0.1:2223>
        found, support for it enabled<br>
        Dec  7 15:59:48 sbc2 /usr/sbin/opensips[31301]:
        INFO:rtpengine:rtpe_test: rtp proxy <udp:127.0.0.1:2223>
        found, support for it enabled<br>
        Dec  7 15:59:48 sbc2 /usr/sbin/opensips[31302]:
        INFO:rtpengine:rtpe_test: rtp proxy <udp:127.0.0.1:2223>
        found, support for it enabled<br>
        Dec  7 15:59:48 sbc2 /usr/sbin/opensips[31303]:
        INFO:rtpengine:rtpe_test: rtp proxy <udp:127.0.0.1:2223>
        found, support for it enabled<br>
        Dec  7 15:59:48 sbc2 /usr/sbin/opensips[31304]:
        INFO:rtpengine:rtpe_test: rtp proxy <udp:127.0.0.1:2223>
        found, support for it enabled<br>
        Dec  7 15:59:48 sbc2 /usr/sbin/opensips[31305]:
        INFO:rtpengine:rtpe_test: rtp proxy <udp:127.0.0.1:2223>
        found, support for it enabled<br>
        Dec  7 15:59:48 sbc2 /usr/sbin/opensips[31306]:
        INFO:rtpengine:rtpe_test: rtp proxy <udp:127.0.0.1:2223>
        found, support for it enabled<br>
        Dec  7 15:59:48 sbc2 opensips: INFO:core:daemonize: pre-daemon
        process exiting with 0</font><br>
      <br>
      Thanks for all tips.<br>
      <br>
      BR<br>
      Simon<br>
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