<p></p>
<h3 dir="auto">Description</h3>
<p dir="auto">On server used WebRTC clients. Some time Kamailio start flooding messages like this</p>
<pre class="notranslate"><code class="notranslate">INFO: websocket [ws_frame.c:814]: ws_keepalive(): tcp connection has been lost
</code></pre>
<p dir="auto">I have enabled debug logs and can see more detailed output.</p>
<pre class="notranslate"><code class="notranslate">INFO: websocket [ws_frame.c:814]: ws_keepalive(): tcp connection has been lost
DEBUG: websocket [ws_conn.c:485]: wsconn_put_id(): wsconn put id [49]
DEBUG: websocket [ws_conn.c:490]: wsconn_put_id(): wsc [0xffff7b4af448] refcnt [2]
DEBUG: websocket [ws_conn.c:425]: wsconn_put_mode(): wsconn_put start for [0xffff7b4af448] refcnt [2]
DEBUG: websocket [ws_conn.c:439]: wsconn_put_mode(): wsconn_put end for [0xffff7b4af448] refcnt [1]
DEBUG: websocket [ws_conn.c:461]: wsconn_get(): wsconn_get for id [0]
DEBUG: websocket [ws_conn.c:461]: wsconn_get(): wsconn_get for id [0]
DEBUG: websocket [ws_conn.c:461]: wsconn_get(): wsconn_get for id [52]
DEBUG: websocket [ws_conn.c:467]: wsconn_get(): wsconn_get returns wsc [0xffff7b4df8f8] refcnt [2]
INFO: websocket [ws_frame.c:814]: ws_keepalive(): tcp connection has been lost
DEBUG: websocket [ws_conn.c:485]: wsconn_put_id(): wsconn put id [52]
DEBUG: websocket [ws_conn.c:490]: wsconn_put_id(): wsc [0xffff7b4df8f8] refcnt [2]
DEBUG: websocket [ws_conn.c:425]: wsconn_put_mode(): wsconn_put start for [0xffff7b4df8f8] refcnt [2]
DEBUG: websocket [ws_conn.c:439]: wsconn_put_mode(): wsconn_put end for [0xffff7b4df8f8] refcnt [1]
DEBUG: websocket [ws_conn.c:461]: wsconn_get(): wsconn_get for id [0]
DEBUG: websocket [ws_conn.c:461]: wsconn_get(): wsconn_get for id [0]
DEBUG: websocket [ws_conn.c:461]: wsconn_get(): wsconn_get for id [0]
DEBUG: websocket [ws_conn.c:461]: wsconn_get(): wsconn_get for id [0]
DEBUG: websocket [ws_conn.c:461]: wsconn_get(): wsconn_get for id [61]
DEBUG: websocket [ws_conn.c:467]: wsconn_get(): wsconn_get returns wsc [0xffff7b57bfa0] refcnt [2]
INFO: websocket [ws_frame.c:814]: ws_keepalive(): tcp connection has been lost
DEBUG: websocket [ws_conn.c:485]: wsconn_put_id(): wsconn put id [61]
DEBUG: websocket [ws_conn.c:490]: wsconn_put_id(): wsc [0xffff7b57bfa0] refcnt [2]
DEBUG: websocket [ws_conn.c:425]: wsconn_put_mode(): wsconn_put start for [0xffff7b57bfa0] refcnt [2]
DEBUG: websocket [ws_conn.c:439]: wsconn_put_mode(): wsconn_put end for [0xffff7b57bfa0] refcnt [1]
DEBUG: websocket [ws_conn.c:461]: wsconn_get(): wsconn_get for id [0]
DEBUG: websocket [ws_conn.c:461]: wsconn_get(): wsconn_get for id [0]
DEBUG: websocket [ws_conn.c:461]: wsconn_get(): wsconn_get for id [0]
DEBUG: websocket [ws_conn.c:461]: wsconn_get(): wsconn_get for id [70]
DEBUG: websocket [ws_conn.c:467]: wsconn_get(): wsconn_get returns wsc [0xffff7b5cc770] refcnt [2]
INFO: websocket [ws_frame.c:814]: ws_keepalive(): tcp connection has been lost
DEBUG: websocket [ws_conn.c:485]: wsconn_put_id(): wsconn put id [70]
DEBUG: websocket [ws_conn.c:490]: wsconn_put_id(): wsc [0xffff7b5cc770] refcnt [2]
DEBUG: websocket [ws_conn.c:425]: wsconn_put_mode(): wsconn_put start for [0xffff7b5cc770] refcnt [2]
DEBUG: websocket [ws_conn.c:439]: wsconn_put_mode(): wsconn_put end for [0xffff7b5cc770] refcnt [1]
DEBUG: websocket [ws_conn.c:461]: wsconn_get(): wsconn_get for id [0]
DEBUG: websocket [ws_conn.c:461]: wsconn_get(): wsconn_get for id [0]
DEBUG: websocket [ws_conn.c:461]: wsconn_get(): wsconn_get for id [76]
DEBUG: websocket [ws_conn.c:467]: wsconn_get(): wsconn_get returns wsc [0xffff7b62d0d0] refcnt [2]
INFO: websocket [ws_frame.c:814]: ws_keepalive(): tcp connection has been lost
</code></pre>
<p dir="auto">On the server installed commit <a class="commit-link" data-hovercard-type="commit" data-hovercard-url="https://github.com/kamailio/kamailio/commit/1d03d9e8312e6e9b494f6d243fe9b2b4ea890eaf/hovercard" href="https://github.com/kamailio/kamailio/commit/1d03d9e8312e6e9b494f6d243fe9b2b4ea890eaf"><tt>1d03d9e</tt></a></p>
<h3 dir="auto">Troubleshooting</h3>
<p dir="auto">I do not know.<br>
For me it looks random.</p>
<h4 dir="auto">Reproduction</h4>
<p dir="auto">I do not know.<br>
For me it looks random.</p>
<h4 dir="auto">Debugging Data</h4>
<p dir="auto">not applicable</p>
<h4 dir="auto">Log Messages</h4>
<p dir="auto">provided above</p>
<h4 dir="auto">SIP Traffic</h4>
<p dir="auto">not applicable</p>
<h3 dir="auto">Possible Solutions</h3>
<p dir="auto">not known</p>
<h3 dir="auto">Additional Information</h3>
<ul dir="auto">
<li>
<p dir="auto"><strong>Kamailio Version</strong><br>
Used commit <a class="commit-link" data-hovercard-type="commit" data-hovercard-url="https://github.com/kamailio/kamailio/commit/1d03d9e8312e6e9b494f6d243fe9b2b4ea890eaf/hovercard" href="https://github.com/kamailio/kamailio/commit/1d03d9e8312e6e9b494f6d243fe9b2b4ea890eaf"><tt>1d03d9e</tt></a></p>
</li>
<li>
<p dir="auto"><strong>Operating System</strong>:</p>
</li>
</ul>
<pre class="notranslate"><code class="notranslate">[root@sbc-stage-a0 kamailio]# cat /etc/os-release 
NAME="CentOS Stream"
VERSION="8"
ID="centos"
ID_LIKE="rhel fedora"
VERSION_ID="8"
PLATFORM_ID="platform:el8"
PRETTY_NAME="CentOS Stream 8"
ANSI_COLOR="0;31"
CPE_NAME="cpe:/o:centos:centos:8"
HOME_URL="https://centos.org/"
BUG_REPORT_URL="https://bugzilla.redhat.com/"
REDHAT_SUPPORT_PRODUCT="Red Hat Enterprise Linux 8"
REDHAT_SUPPORT_PRODUCT_VERSION="CentOS Stream"
</code></pre>
<p dir="auto">kernel</p>
<pre class="notranslate"><code class="notranslate">Linux sbc-stage-a0.nga911.com 4.18.0-365.el8.aarch64 #1 SMP Thu Feb 10 16:12:32 UTC 2022 aarch64 aarch64 aarch64 GNU/Linux
</code></pre>

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