Details
-
Problem report
-
Status: Closed
-
Major
-
Resolution: Fixed
-
2.2.1, 2.2.2
-
FreeBSD 10 i386 / x64
-
Team A
-
Sprint 67 (Aug 2020), Sprint 68 (Sep 2020), Sprint 69 (Oct 2020), Sprint 70 (Nov 2020), Sprint 71 (Dec 2020), Sprint 72 (Jan 2021), Sprint 73 (Feb 2021), Sprint 74 (Mar 2021), Sprint 75 (Apr 2021), Sprint 77 (Jun 2021), Sprint 78 (Jul 2021), Sprint 79 (Aug 2021)
-
1
Description
From time to time generates zabbix a TCP queue overflow.
Then is no traffic from / to ZABBIX more possible, only zabbix restart help here.
Mar 12 17:20:17 zabbix-p01 kernel: sonewconn: pcb 0xc809dad4: Listen queue overflow: 193 already in queue awaiting acceptance Mar 12 17:20:48 zabbix-p01 last message repeated 18 times Mar 12 17:21:34 zabbix-p01 last message repeated 28 times
[root@zabbix-p01 ~]# netstat -Lan Current listen queue sizes (qlen/incqlen/maxqlen) Proto Listen Local Address tcp4 0/0/10 127.0.0.1.25 tcp4 0/0/128 *.22 tcp6 0/0/128 *.22 tcp4 0/0/128 *.199 tcp4 0/0/128 *.11000 tcp4 193/0/128 *.10051 tcp4 0/0/128 *.10050 tcp6 0/0/128 *.10050 tcp4 0/0/50 *.3306 unix 0/0/50 /tmp/mysql.sock unix 0/0/4 /var/run/devd.pipe
