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  1. ZABBIX BUGS AND ISSUES
  2. ZBX-21874

ICMP Time exceeded response break the fping process

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Details

    • Problem report
    • Status: Confirmed
    • Trivial
    • Resolution: Unresolved
    • 4.0.44
    • None
    • Server (S)
    • Linux 5.10.0-15-amd64 #1 SMP Debian 5.10.120-1 (2022-06-09) x86_64 GNU/Linux
      zabbix-server-mysql/unknown,now 1:4.0.41-1+debian11 amd64 [installed]
      Fping: Version 4.4

    Description

      Steps to reproduce:

      1. Create ICMP simple check which results in TTL exceed message

      Result:

      If fping returns message "ICMP Time Exceeded from..." for one of tested hosts of pinger process, then this and all others tested hosts are marked as "not supported".

       

      2725:20221105:120022.116 ICMP Time Exceeded from 172.20.201.11 for ICMP Echo sent to 109.236.117.142
      109.236.117.142 : xmt/rcv/%loss = 1/0/100%
        2463:20221105:120022.614 item "[censored_host1]:icmppingloss[,10,,,]" became not supported: ICMP Time Exceeded from 172.20.201.11 for ICMP Echo sent to 109.236.117.142
      109.236.117.142 : xmt/rcv/%loss = 1/0/100%
        2463:20221105:120022.614 item "[censored_host2]:icmppingsec[,10,,,]" became not supported: ICMP Time Exceeded from 172.20.201.11 for ICMP Echo sent to 109.236.117.142
      109.236.117.142 : xmt/rcv/%loss = 1/0/100%
        2463:20221105:120022.614 item "[censored_host3]:icmppingsec[,10,,,]" became not supported: ICMP Time Exceeded from 172.20.201.11 for ICMP Echo sent to 109.236.117.142
      109.236.117.142 : xmt/rcv/%loss = 1/0/100%
        2463:20221105:120022.614 item "[censored_host4]:icmpping[,10,,,]" became not supported: ICMP Time Exceeded from 172.20.201.11 for ICMP Echo sent to 109.236.117.142
      109.236.117.142 : xmt/rcv/%loss = 1/0/100%
        2463:20221105:120022.614 item "[censored_host5]:icmppingsec[,10,,,]" became not supported: ICMP Time Exceeded from 172.20.201.11 for ICMP Echo sent to 109.236.117.142
      109.236.117.142 : xmt/rcv/%loss = 1/0/100%
        2463:20221105:120022.614 item "[censored_host6]:icmppingloss[,10,,,]" became not supported: ICMP Time Exceeded from 172.20.201.11 for ICMP Echo sent to 109.236.117.142
      109.236.117.142 : xmt/rcv/%loss = 1/0/100%
      

       

      Fping process sample output:

      [email protected]:/tmp$ cat test.txt 
      109.236.117.142
      8.8.8.8
      [email protected]:/tmp$ /home/blazej/fping -C3 -i0  < test.txt
      ICMP Time Exceeded from 172.20.201.11 for ICMP Echo sent to 109.236.117.142
      8.8.8.8         : [0], 84 bytes, 11.5 ms (11.5 avg, 0% loss)
      ICMP Time Exceeded from 172.20.201.11 for ICMP Echo sent to 109.236.117.142
      8.8.8.8         : [1], 84 bytes, 10.9 ms (11.2 avg, 0% loss)
      ICMP Time Exceeded from 172.20.201.11 for ICMP Echo sent to 109.236.117.142
      8.8.8.8         : [2], 84 bytes, 11.1 ms (11.2 avg, 0% loss)
      
      
      109.236.117.142 : - - -
      8.8.8.8         : 11.56 10.97 11.14 

      Expected:
      Host 109.236.117.142 should have 100% ping loss. Other hosts measured by the same pinger process must not be affected.

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            zabbix.dev Zabbix Development Team
            ekrajnak Blažej Krajňák
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            Dates

              Created:
              Updated: