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  1. ZABBIX BUGS AND ISSUES
  2. ZBX-17761

CLONE - zabbix generate TCP queue overflow

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    • Resolution: Incomplete
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    • Proxy (P), Server (S)
    • FreeBSD 10 i386 / x64

      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

        1. patch-src_libs_zbxcomms_comms.c
          0.9 kB

            zabbix.support Zabbix Support Team
            asomers Alan Somers
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              Created:
              Updated:
              Resolved: