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Agent2 - MySQL Template - no data - lot of "invalid items" in log file

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  • akayb
    Junior Member
    • Jan 2023
    • 8

    #1

    Agent2 - MySQL Template - no data - lot of "invalid items" in log file

    Hi,

    I installed Zappix yesterday on my server with Server, Agent 2 and frontend. Then I added some hosts with the Linux template which works. Then I added the template "MySQL by Zabbix agent 2​" to monitor my database. Server/Agent on same maschine. But I can't see any data in "Latest data". So I thought it's a configuration error and changed the {$MYSQL.DSN} macro value very often. No difference.

    First of all my config:






    I didn't change any MySQL related stuff in config files, only in the frontend.

    I tried different values for {$MYSQL.DSN} such as localhost, localhost:3306, tcp://127.0.0.1:3306 and so on. But can't see data.


    zabbix_agentd.log:
    Code:
     21515:20230127:232439.027 Starting Zabbix Agent [Zabbix server]. Zabbix 6.2.6 (revision 6981d8b729a).
     21515:20230127:232439.027 **** Enabled features ****
     21515:20230127:232439.027 IPv6 support:          YES
     21515:20230127:232439.027 TLS support:           YES
     21515:20230127:232439.027 **************************
     21515:20230127:232439.027 using configuration file: /etc/zabbix/zabbix_agentd.conf
     21515:20230127:232439.027 agent #0 started [main process]
    <! --- shortend -->
     21520:20230127:232439.029 agent #5 started [active checks #1]
     21520:20230127:232439.031 Unable to connect to [127.0.0.1]:10051 [cannot connect to [[127.0.0.1]:10051]: [111] Connection refused]
     21520:20230127:232439.031 Unable to send heartbeat message to [127.0.0.1]:10051 [cannot connect to [[127.0.0.1]:10051]: [111] Connection refused]
     21520:20230127:232439.031 Unable to connect to [127.0.0.1]:10051 [cannot connect to [[127.0.0.1]:10051]: [111] Connection refused]
     21520:20230127:232439.031 Active check configuration update started to fail
     21515:20230127:232735.573 Got signal [signal:15(SIGTERM),sender_pid:22069,sender_uid:120,reason:0]. Exiting ...
     21515:20230127:232735.575 Zabbix Agent stopped. Zabbix 6.2.6 (revision 6981d8b729a).
     22077:20230127:232735.585 Starting Zabbix Agent [Zabbix server]. Zabbix 6.2.6 (revision 6981d8b729a).
     22077:20230127:232735.585 **** Enabled features ****
     22077:20230127:232735.585 IPv6 support:          YES
     22077:20230127:232735.585 TLS support:           YES
     22077:20230127:232735.585 **************************
     22077:20230127:232735.585 using configuration file: /etc/zabbix/zabbix_agentd.conf
     22077:20230127:232735.585 agent #0 started [main process]
     22078:20230127:232735.586 agent #1 started [collector]
     22079:20230127:232735.586 agent #2 started[listener #1]
    <! --- shortend -->
     22082:20230127:232735.587 agent #5 started [active checks #1]
     22082:20230127:232735.590 Unable to connect to [127.0.0.1]:10051 [cannot connect to [[127.0.0.1]:10051]: [111] Connection refused]
     22082:20230127:232735.590 Unable to send heartbeat message to [127.0.0.1]:10051 [cannot connect to [[127.0.0.1]:10051]: [111] Connection refused]
     22082:20230127:232735.590 Unable to connect to [127.0.0.1]:10051 [cannot connect to [[127.0.0.1]:10051]: [111] Connection refused]
     22082:20230127:232735.590 Active check configuration update started to fail
     22082:20230127:232835.598 Successfully sent heartbeat message to [127.0.0.1]:10051
     22082:20230127:232835.600 Active check configuration update from [127.0.0.1:10051] is working again
     22077:20230128:004530.741 Got signal [signal:15(SIGTERM),sender_pid:24956,sender_uid:120,reason:0]. Exiting ...
     22077:20230128:004530.743 Zabbix Agent stopped. Zabbix 6.2.6 (revision 6981d8b729a).
     24959:20230128:004530.752 Starting Zabbix Agent [Zabbix server]. Zabbix 6.2.6 (revision 6981d8b729a).
     24959:20230128:004530.752 **** Enabled features ****
     24959:20230128:004530.752 IPv6 support:          YES
     24959:20230128:004530.752 TLS support:           YES
     24959:20230128:004530.752 **************************
     24959:20230128:004530.752 using configuration file: /etc/zabbix/zabbix_agentd.conf
     24959:20230128:004530.753 agent #0 started [main process]
     24960:20230128:004530.753 agent #1 started [collector]
     24961:20230128:004530.753 agent #2 started[listener #1]
     24962:20230128:004530.754 agent #3 started[listener #2]
     24963:20230128:004530.754 agent #4 started[listener #3]
     24964:20230128:004530.754 agent #5 started [active checks #1]
     24959:20230128:005552.413 Got signal [signal:15(SIGTERM),sender_pid:25172,sender_uid:120,reason:0]. Exiting ...
     24959:20230128:005552.414 Zabbix Agent stopped. Zabbix 6.2.6 (revision 6981d8b729a).
     25175:20230128:005552.424 Starting Zabbix Agent [Zabbix server]. Zabbix 6.2.6 (revision 6981d8b729a).
     25175:20230128:005552.424 **** Enabled features ****
     25175:20230128:005552.424 IPv6 support:          YES
     25175:20230128:005552.424 TLS support:           YES
     25175:20230128:005552.424 **************************
     25175:20230128:005552.424 using configuration file: /etc/zabbix/zabbix_agentd.conf
     25175:20230128:005552.424 agent #0 started [main process]
     25176:20230128:005552.425 agent #1 started [collector]
     25177:20230128:005552.425 agent #2 started[listener #1]
    <! --- shortend -->
     25180:20230128:005552.426 agent #5 started [active checks #1]
     25180:20230128:005555.428 Unable to receive from [127.0.0.1]:10051 [ZBX_TCP_READ() timed out]
     25180:20230128:005555.428 Active check configuration update started to fail
     25180:20230128:005655.440 Active check configuration update from [127.0.0.1:10051] is working again
     25175:20230128:010257.553 Got signal [signal:15(SIGTERM),sender_pid:25339,sender_uid:120,reason:0]. Exiting ...
     25175:20230128:010257.554 Zabbix Agent stopped. Zabbix 6.2.6 (revision 6981d8b729a).
     25342:20230128:010257.564 Starting Zabbix Agent [Zabbix server]. Zabbix 6.2.6 (revision 6981d8b729a).
     25342:20230128:010257.564 **** Enabled features ****
     25342:20230128:010257.564 IPv6 support:          YES
     25342:20230128:010257.564 TLS support:           YES
     25342:20230128:010257.564 **************************
     25342:20230128:010257.564 using configuration file: /etc/zabbix/zabbix_agentd.conf
     25342:20230128:010257.564 agent #0 started [main process]
     25343:20230128:010257.565 agent #1 started [collector]
    <! --- shortend -->
     25347:20230128:010257.567 agent #5 started [active checks #1]
     25347:20230128:011100.653 Unable to receive from [127.0.0.1]:10051 [ZBX_TCP_READ() timed out]
     25347:20230128:011100.653 Active check configuration update started to fail
     25347:20230128:011200.664 Active check configuration update from [127.0.0.1:10051] is working again
     25342:20230128:011318.634 Got signal [signal:15(SIGTERM),sender_pid:25625,sender_uid:120,reason:0]. Exiting ...
     25342:20230128:011318.635 Zabbix Agent stopped. Zabbix 6.2.6 (revision 6981d8b729a).
     25628:20230128:011318.645 Starting Zabbix Agent [Zabbix server]. Zabbix 6.2.6 (revision 6981d8b729a).
     25628:20230128:011318.645 **** Enabled features ****
     25628:20230128:011318.645 IPv6 support:          YES
     25628:20230128:011318.645 TLS support:           YES
     25628:20230128:011318.645 **************************
     25628:20230128:011318.645 using configuration file: /etc/zabbix/zabbix_agentd.conf
     25628:20230128:011318.645 agent #0 started [main process]
     25629:20230128:011318.646 agent #1 started [collector]
     25630:20230128:011318.646 agent #2 started[listener #1]
     25631:20230128:011318.647 agent #3 started[listener #2]
     25632:20230128:011318.647 agent #4 started[listener #3]
     25633:20230128:011318.648 agent #5 started [active checks #1]
     25628:20230128:011633.125 Got signal [signal:15(SIGTERM),sender_pid:25701,sender_uid:120,reason:0]. Exiting ...
     25628:20230128:011633.126 Zabbix Agent stopped. Zabbix 6.2.6 (revision 6981d8b729a).
     25707:20230128:011643.242 Starting Zabbix Agent [Zabbix server]. Zabbix 6.2.6 (revision 6981d8b729a).
     25707:20230128:011643.242 **** Enabled features ****
     25707:20230128:011643.242 IPv6 support:          YES
     25707:20230128:011643.242 TLS support:           YES
     25707:20230128:011643.242 **************************
     25707:20230128:011643.242 using configuration file: /etc/zabbix/zabbix_agentd.conf
     25707:20230128:011643.242 agent #0 started [main process]
     25708:20230128:011643.243 agent #1 started [collector]
     25709:20230128:011643.243 agent #2 started[listener #1]
     25710:20230128:011643.244 agent #3 started[listener #2]
     25711:20230128:011643.244 agent #4 started[listener #3]
     25712:20230128:011643.244 agent #5 started [active checks #1]
     25707:20230128:011801.186 Got signal [signal:15(SIGTERM),sender_pid:25733,sender_uid:120,reason:0]. Exiting ...
     25707:20230128:011801.187 Zabbix Agent stopped. Zabbix 6.2.6 (revision 6981d8b729a).
     25743:20230128:011811.222 Starting Zabbix Agent [Zabbix server]. Zabbix 6.2.6 (revision 6981d8b729a).
     25743:20230128:011811.222 **** Enabled features ****
     25743:20230128:011811.222 IPv6 support:          YES
     25743:20230128:011811.222 TLS support:           YES
     25743:20230128:011811.222 **************************
     25743:20230128:011811.222 using configuration file: /etc/zabbix/zabbix_agentd.conf
     25743:20230128:011811.222 agent #0 started [main process]
     25744:20230128:011811.223 agent #1 started [collector]
     25745:20230128:011811.223 agent #2 started[listener #1]
     25746:20230128:011811.223 agent #3 started[listener #2]
     25747:20230128:011811.224 agent #4 started[listener #3]
     25748:20230128:011811.224 agent #5 started [active checks #1]
     25743:20230128:012056.581 Got signal [signal:15(SIGTERM),sender_pid:25818,sender_uid:120,reason:0]. Exiting ...
     25743:20230128:012056.584 Zabbix Agent stopped. Zabbix 6.2.6 (revision 6981d8b729a).
     25821:20230128:012056.595 Starting Zabbix Agent [Zabbix server]. Zabbix 6.2.6 (revision 6981d8b729a).
     25821:20230128:012056.595 **** Enabled features ****
     25821:20230128:012056.595 IPv6 support:          YES
     25821:20230128:012056.595 TLS support:           YES
     25821:20230128:012056.595 **************************
     25821:20230128:012056.595 using configuration file: /etc/zabbix/zabbix_agentd.conf
     25821:20230128:012056.595 agent #0 started [main process]
     25822:20230128:012056.596 agent #1 started [collector]
     25823:20230128:012056.596 agent #2 started[listener #1]
     25824:20230128:012056.596 agent #3 started[listener #2]
     25825:20230128:012056.596 agent #4 started[listener #3]
     25826:20230128:012056.597 agent #5 started [active checks #1]
     25821:20230128:013113.318 Got signal [signal:15(SIGTERM),sender_pid:26013,sender_uid:120,reason:0]. Exiting ...
     25821:20230128:013113.320 Zabbix Agent stopped. Zabbix 6.2.6 (revision 6981d8b729a).
     26016:20230128:013113.336 Starting Zabbix Agent [Zabbix server]. Zabbix 6.2.6 (revision 6981d8b729a).
     26016:20230128:013113.336 **** Enabled features ****
     26016:20230128:013113.336 IPv6 support:          YES
     26016:20230128:013113.336 TLS support:           YES
     26016:20230128:013113.336 **************************
     26016:20230128:013113.336 using configuration file: /etc/zabbix/zabbix_agentd.conf
     26016:20230128:013113.337 agent #0 started [main process]
     26017:20230128:013113.337 agent #1 started [collector]
     26018:20230128:013113.338 agent #2 started[listener #1]
     26019:20230128:013113.339 agent #3 started[listener #2]
     26020:20230128:013113.340 agent #4 started[listener #3]
     26021:20230128:013113.340 agent #5 started [active checks #1]
     26016:20230128:013210.700 Got signal [signal:15(SIGTERM),sender_pid:26071,sender_uid:120,reason:0]. Exiting ...
     26016:20230128:013210.702 Zabbix Agent stopped. Zabbix 6.2.6 (revision 6981d8b729a).
       833:20230128:013227.134 Starting Zabbix Agent [Zabbix server]. Zabbix 6.2.6 (revision 6981d8b729a).
       833:20230128:013227.135 **** Enabled features ****
       833:20230128:013227.135 IPv6 support:          YES
       833:20230128:013227.135 TLS support:           YES
       833:20230128:013227.135 **************************
       833:20230128:013227.135 using configuration file: /etc/zabbix/zabbix_agentd.conf
       833:20230128:013227.136 agent #0 started [main process]
       843:20230128:013227.138 agent #2 started[listener #1]
       846:20230128:013227.139 agent #5 started [active checks #1]
    <! --- shortend -->
       842:20230128:013227.152 agent #1 started [collector]
       846:20230128:013227.157 Unable to connect to [127.0.0.1]:10051 [cannot connect to [[127.0.0.1]:10051]: [111] Connection refused]
       846:20230128:013227.158 Unable to send heartbeat message to [127.0.0.1]:10051 [cannot connect to [[127.0.0.1]:10051]: [111] Connection refused]
       846:20230128:013227.158 Unable to connect to [127.0.0.1]:10051 [cannot connect to [[127.0.0.1]:10051]: [111] Connection refused]
       846:20230128:013227.158 Active check configuration update started to fail
       846:20230128:013327.173 Successfully sent heartbeat message to [127.0.0.1]:10051
       846:20230128:013327.175 Active check configuration update from [127.0.0.1:10051] is working again
       833:20230128:013733.359 Got signal [signal:15(SIGTERM),sender_pid:2308,sender_uid:120,reason:0]. Exiting ...
       833:20230128:013733.360 Zabbix Agent stopped. Zabbix 6.2.6 (revision 6981d8b729a).
      2311:20230128:013733.369 Starting Zabbix Agent [Zabbix server]. Zabbix 6.2.6 (revision 6981d8b729a).
      2311:20230128:013733.369 **** Enabled features ****
      2311:20230128:013733.369 IPv6 support:          YES
      2311:20230128:013733.369 TLS support:           YES
      2311:20230128:013733.369 **************************
      2311:20230128:013733.369 using configuration file: /etc/zabbix/zabbix_agentd.conf
      2311:20230128:013733.369 agent #0 started [main process]
      2312:20230128:013733.370 agent #1 started [collector]
    <! --- shortend -->
      2316:20230128:013733.371 agent #5 started [active checks #1]
      2311:20230128:014145.209 Got signal [signal:15(SIGTERM),sender_pid:2489,sender_uid:120,reason:0]. Exiting ...
      2311:20230128:014145.210 Zabbix Agent stopped. Zabbix 6.2.6 (revision 6981d8b729a).
      2492:20230128:014145.219 Starting Zabbix Agent [Zabbix server]. Zabbix 6.2.6 (revision 6981d8b729a).
      2492:20230128:014145.219 **** Enabled features ****
      2492:20230128:014145.219 IPv6 support:          YES
      2492:20230128:014145.219 TLS support:           YES
      2492:20230128:014145.219 **************************
      2492:20230128:014145.219 using configuration file: /etc/zabbix/zabbix_agentd.conf
      2492:20230128:014145.220 agent #0 started [main process]
      2493:20230128:014145.220 agent #1 started [collector]
      2494:20230128:014145.220 agent #2 started[listener #1]
      2495:20230128:014145.221 agent #3 started[listener #2]
      2496:20230128:014145.221 agent #4 started[listener #3]
      2497:20230128:014145.221 agent #5 started [active checks #1]
      2492:20230128:015323.690 Got signal [signal:15(SIGTERM),sender_pid:2739,sender_uid:120,reason:0]. Exiting ...
      2492:20230128:015323.691 Zabbix Agent stopped. Zabbix 6.2.6 (revision 6981d8b729a).
      2742:20230128:015323.701 Starting Zabbix Agent [Zabbix server]. Zabbix 6.2.6 (revision 6981d8b729a).
      2742:20230128:015323.701 **** Enabled features ****
      2742:20230128:015323.701 IPv6 support:          YES
      2742:20230128:015323.701 TLS support:           YES
      2742:20230128:015323.701 **************************
      2742:20230128:015323.701 using configuration file: /etc/zabbix/zabbix_agentd.conf
      2742:20230128:015323.702 agent #0 started [main process]
      2743:20230128:015323.702 agent #1 started [collector]
      2744:20230128:015323.702 agent #2 started[listener #1]
      2745:20230128:015323.703 agent #3 started[listener #2]
      2746:20230128:015323.703 agent #4 started[listener #3]
      2747:20230128:015323.703 agent #5 started [active checks #1]
      2742:20230128:022134.225 Got signal [signal:15(SIGTERM),sender_pid:4081,sender_uid:120,reason:0]. Exiting ...
      2742:20230128:022134.235 Zabbix Agent stopped. Zabbix 6.2.6 (revision 6981d8b729a).
       868:20230128:022148.470 Starting Zabbix Agent [Zabbix server]. Zabbix 6.2.6 (revision 6981d8b729a).
       868:20230128:022148.470 **** Enabled features ****
       868:20230128:022148.470 IPv6 support:          YES
       868:20230128:022148.470 TLS support:           YES
       868:20230128:022148.470 **************************
       868:20230128:022148.470 using configuration file: /etc/zabbix/zabbix_agentd.conf
       868:20230128:022148.471 agent #0 started [main process]
       869:20230128:022148.472 agent #1 started [collector]
       870:20230128:022148.472 agent #2 started[listener #1]
       872:20230128:022148.473 agent #4 started[listener #3]
       873:20230128:022148.473 agent #5 started [active checks #1]
       871:20230128:022148.477 agent #3 started[listener #2]
       873:20230128:022148.477 Unable to connect to [127.0.0.1]:10051 [cannot connect to [[127.0.0.1]:10051]: [111] Connection refused]
       873:20230128:022148.477 Unable to send heartbeat message to [127.0.0.1]:10051 [cannot connect to [[127.0.0.1]:10051]: [111] Connection refused]
       873:20230128:022148.477 Unable to connect to [127.0.0.1]:10051 [cannot connect to [[127.0.0.1]:10051]: [111] Connection refused]
       873:20230128:022148.477 Active check configuration update started to fail
       873:20230128:022248.136 Successfully sent heartbeat message to [127.0.0.1]:10051
       873:20230128:022248.139 Active check configuration update from [127.0.0.1:10051] is working again
       873:20230128:032851.785 Unable to receive from [127.0.0.1]:10051 [ZBX_TCP_READ() timed out]
       873:20230128:032851.785 Active check configuration update started to fail
       873:20230128:032951.796 Active check configuration update from [127.0.0.1:10051] is working again
    
    ​

    zabbix_server.log:
    Code:
     22075:20230127:232735.582 Starting Zabbix Server. Zabbix 6.2.6 (revision 6981d8b729a).
     22075:20230127:232735.582 ****** Enabled features ******
     22075:20230127:232735.582 SNMP monitoring:           YES
     22075:20230127:232735.582 IPMI monitoring:           YES
     22075:20230127:232735.582 Web monitoring:            YES
     22075:20230127:232735.582 VMware monitoring:         YES
     22075:20230127:232735.582 SMTP authentication:       YES
     22075:20230127:232735.582 ODBC:                      YES
     22075:20230127:232735.582 SSH support:               YES
     22075:20230127:232735.582 IPv6 support:              YES
     22075:20230127:232735.582 TLS support:               YES
     22075:20230127:232735.582 ******************************
     22075:20230127:232735.582 using configuration file: /etc/zabbix/zabbix_server.conf
     22075:20230127:232735.603 current database version (mandatory/optional): 06020000/06020013
     22075:20230127:232735.603 required mandatory version: 06020000
    <! --- shortend -->
     22224:20230127:232742.789 item "Zabbix server:zabbix[process,ipmi poller,avg,busy]" became not supported: No "ipmi poller" processes started.
     22219:20230127:232743.800 item "Zabbix server:zabbix[process,java poller,avg,busy]" became not supported: No "java poller" processes started.
     22219:20230127:232747.818 item "Zabbix server:zabbix[process,snmp trapper,avg,busy]" became not supported: No "snmp trapper" processes started.
     22219:20230127:232747.818 item "Zabbix server:zabbix[process,ipmi manager,avg,busy]" became not supported: No "ipmi manager" processes started.
     22231:20230127:232748.804 enabling Zabbix agent checks on host "Zabbix server": interface became available
     22219:20230127:232748.824 item "Zabbix server:zabbix[process,vmware collector,avg,busy]" became not supported: No "vmware collector" processes started.
     22219:20230127:232755.857 item "Zabbix server:zabbix[vmware,buffer,pused]" became not supported: No "vmware collector" processes started.
     22219:20230127:232758.872 item "Zabbix server:zabbix[process,report writer,avg,busy]" became not supported: No "report writer" processes started.
     22219:20230127:232759.877 item "Zabbix server:zabbix[process,report manager,avg,busy]" became not supported: No "report manager" processes started.
    <! --- shortend -->
     22219:20230127:234443.692 item "Zabbix server:vfs.file.contents["/sys/class/net/eth0/speed"]" became not supported: Value "-1000000" of type "double" is not suitable for value type "Numeric (unsigned)"
     22223:20230127:234456.719 item "Zabbix server:vfs.dev.read.await[vda]" became not supported: Cannot evaluate function: not enough data at "last(//vfs.dev.read.time.rate[vda])/(last(//vfs.dev.read.rate[vda])+(last(//vfs.dev.read.rate[vda])=0)))*1000*(last(//vfs.dev.read.rate[vda]) > 0)".
     22219:20230127:234457.720 item "Zabbix server:vfs.dev.write.await[vda]" became not supported: Cannot evaluate function: not enough data at "last(//vfs.dev.write.time.rate[vda])/(last(//vfs.dev.write.rate[vda])+(last(//vfs.dev.write.rate[vda])=0)))*1000*(last(//vfs.dev.write.rate[vda]) > 0)".
    <! --- shortend -->
     22223:20230127:234656.866 item "Zabbix server:vfs.dev.read.await[vda]" became supported
     22224:20230127:234657.867 item "Zabbix server:vfs.dev.write.await[vda]" became supported
    <! --- shortend -->
     22236:20230127:235543.813 Zabbix agent item "proc.num[,,run]" on host "raspberrypi4kar" failed: first network error, wait for 15 seconds
     22239:20230127:235602.365 Zabbix agent item "system.uname" on host "raspberrypi4kar" failed: another network error, wait for 15 seconds
     22239:20230127:235621.375 Zabbix agent item "vfs.dev.discovery" on host "raspberrypi4kar" failed: another network error, wait for 15 seconds
     22239:20230127:235640.391 temporarily disabling Zabbix agent checks on host "raspberrypi4kar": interface unavailable
     22213:20230127:235735.882 executing housekeeper
     22213:20230127:235735.889 housekeeper [deleted 0 hist/trends, 0 items/triggers, 0 events, 0 problems, 0 sessions, 0 alarms, 0 audit, 0 records in 0.006447 sec, idle for 1 hour(s)]
     22236:20230128:000439.554 Zabbix agent item "system.cpu.load[all,avg1]" on host "customer0001" failed: first network error, wait for 15 seconds
     22239:20230128:000454.839 Zabbix agent item "system.cpu.load[all,avg5]" on host "customer0001" failed: another network error, wait for 15 seconds
     22239:20230128:000509.852 Zabbix agent item "system.hostname" on host "customer0001" failed: another network error, wait for 15 seconds
     22239:20230128:000524.866 temporarily disabling Zabbix agent checks on host "customer0001": interface unavailable
     22239:20230128:000624.922 enabling Zabbix agent checks on host "customer0001": interface became available
     22211:20230128:001415.057 discovery rule "Zabbix server:mysql.db.discovery["{$MYSQL.DSN}","{$MYSQL.USER}","{$MYSQL.PASSWORD}"]" became not supported: Unsupported item key.
     22212:20230128:001417.007 discovery rule "Zabbix server:mysql.replication.discovery["{$MYSQL.DSN}","{$MYSQL.USER}","{$MYSQL.PASSWORD}"]" became not supported: Unsupported item key.
     22224:20230128:001427.460 item "Zabbix server:mysql.buffer_pool_efficiency" became not supported: Cannot evaluate function: not enough data at "last(//mysql.innodb_buffer_pool_reads) /
    ( last(//mysql.innodb_buffer_pool_read_requests) +
    ( last(//mysql.innodb_buffer_pool_read_requests) = 0 ) ) * 100 *
    ( last(//mysql.innodb_buffer_pool_read_requests) > 0 )".
     22223:20230128:001428.460 item "Zabbix server:mysql.buffer_pool_utilization" became not supported: Cannot evaluate function: not enough data at "last(//mysql.innodb_buffer_pool_pages_total) -
    last(//mysql.innodb_buffer_pool_pages_free) ) /
    ( last(//mysql.innodb_buffer_pool_pages_total) +
    ( last(//mysql.innodb_buffer_pool_pages_total) = 0 ) ) * 100 *
    ( last(//mysql.innodb_buffer_pool_pages_total) > 0 )".
     22220:20230128:001429.462 item "Zabbix server:mysql.innodb_log_file_size" became not supported: Cannot evaluate function: not enough data at "last(//mysql.innodb_os_log_written) - last(//mysql.innodb_os_log_written,#1:now-1h)) / {$MYSQL.INNODB_LOG_FILES}".
     22219:20230128:001430.461 item "Zabbix server:mysql.get_status_variables["{$MYSQL.DSN}","{$MYSQL.USER}","{$MYSQL.PASSWORD}"]" became not supported: Unsupported item key.
     22224:20230128:001431.465 item "Zabbix server:mysql.ping["{$MYSQL.DSN}","{$MYSQL.USER}","{$MYSQL.PASSWORD}"]" became not supported: Unsupported item key.
     22223:20230128:001432.465 item "Zabbix server:mysql.version["{$MYSQL.DSN}","{$MYSQL.USER}","{$MYSQL.PASSWORD}"]" became not supported: Unsupported item key.
    <! --- shortend -->
     22219:20230128:004531.937 error reason for "Zabbix server:mysql.ping["{$MYSQL.DSN}","{$MYSQL.USER}","{$MYSQL.PASSWORD}"]" changed: Value "Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor')
    mysqladmin: Error while setting value 'zbx_monitor' to 'port'" of type "string" is not suitable for value type "Numeric (unsigned)"
     22219:20230128:004631.011 item "Zabbix server:mysql.get_status_variables["{$MYSQL.DSN}","{$MYSQL.USER}","{$MYSQL.PASSWORD}"]" became supported
     22219:20230128:004631.011 item "Zabbix server:mysql.aborted_clients.rate" became not supported: Preprocessing failed for: Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor').mysql: Error while setting valu...
    1. Failed: cannot extract value from json by path "$.Aborted_clients": invalid object format, expected opening character '{' or '[' at: 'Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor')
    mysql: Error while setting value 'zbx_monitor' to 'port''
     22219:20230128:004631.011 item "Zabbix server:mysql.aborted_connects.rate" became not supported: Preprocessing failed for: Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor').mysql: Error while setting valu...
    1. Failed: cannot extract value from json by path "$.Aborted_connects": invalid object format, expected opening character '{' or '[' at: 'Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor')
    mysql: Error while setting value 'zbx_monitor' to 'port''
     22219:20230128:004631.011 item "Zabbix server:mysql.binlog_cache_disk_use" became not supported: Preprocessing failed for: Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor').mysql: Error while setting valu...
    1. Failed: cannot extract value from json by path "$.Binlog_cache_disk_use": invalid object format, expected opening character '{' or '[' at: 'Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor')
    mysql: Error while setting value 'zbx_monitor' to 'port''
     22219:20230128:004631.011 item "Zabbix server:mysql.bytes_received.rate" became not supported: Preprocessing failed for: Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor').mysql: Error while setting valu...
    1. Failed: cannot extract value from json by path "$.Bytes_received": invalid object format, expected opening character '{' or '[' at: 'Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor')
    mysql: Error while setting value 'zbx_monitor' to 'port''
     22219:20230128:004631.011 item "Zabbix server:mysql.bytes_sent.rate" became not supported: Preprocessing failed for: Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor').mysql: Error while setting valu...
    1. Failed: cannot extract value from json by path "$.Bytes_sent": invalid object format, expected opening character '{' or '[' at: 'Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor')
    mysql: Error while setting value 'zbx_monitor' to 'port''
     22219:20230128:004631.011 item "Zabbix server:mysql.com_delete.rate" became not supported: Preprocessing failed for: Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor').mysql: Error while setting valu...
    1. Failed: cannot extract value from json by path "$.Com_delete": invalid object format, expected opening character '{' or '[' at: 'Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor')
    mysql: Error while setting value 'zbx_monitor' to 'port''
     22219:20230128:004631.011 item "Zabbix server:mysql.com_insert.rate" became not supported: Preprocessing failed for: Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor').mysql: Error while setting valu...
    1. Failed: cannot extract value from json by path "$.Com_insert": invalid object format, expected opening character '{' or '[' at: 'Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor')
    mysql: Error while setting value 'zbx_monitor' to 'port''
     22219:20230128:004631.011 item "Zabbix server:mysql.com_select.rate" became not supported: Preprocessing failed for: Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor').mysql: Error while setting valu...
    1. Failed: cannot extract value from json by path "$.Com_select": invalid object format, expected opening character '{' or '[' at: 'Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor')
    mysql: Error while setting value 'zbx_monitor' to 'port''
     22219:20230128:004631.011 item "Zabbix server:mysql.com_update.rate" became not supported: Preprocessing failed for: Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor').mysql: Error while setting valu...
    1. Failed: cannot extract value from json by path "$.Com_update": invalid object format, expected opening character '{' or '[' at: 'Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor')
    mysql: Error while setting value 'zbx_monitor' to 'port''
     22219:20230128:004631.012 item "Zabbix server:mysql.connection_errors_accept.rate" became not supported: Preprocessing failed for: Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor').mysql: Error while setting valu...
    1. Failed: cannot extract value from json by path "$.Connection_errors_accept": invalid object format, expected opening character '{' or '[' at: 'Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor')
    mysql: Error while setting value 'zbx_monitor' to 'port''
     22219:20230128:004631.012 item "Zabbix server:mysql.connection_errors_internal.rate" became not supported: Preprocessing failed for: Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor').mysql: Error while setting valu...
    1. Failed: cannot extract value from json by path "$.Connection_errors_internal": invalid object format, expected opening character '{' or '[' at: 'Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor')
    mysql: Error while setting value 'zbx_monitor' to 'port''
     22219:20230128:004631.012 item "Zabbix server:mysql.connection_errors_max_connections.rate" became not supported: Preprocessing failed for: Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor').mysql: Error while setting valu...
    1. Failed: cannot extract value from json by path "$.Connection_errors_max_connections": invalid object format, expected opening character '{' or '[' at: 'Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor')
    mysql: Error while setting value 'zbx_monitor' to 'port''
     22219:20230128:004631.012 item "Zabbix server:mysql.connection_errors_peer_address.rate" became not supported: Preprocessing failed for: Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor').mysql: Error while setting valu...
    1. Failed: cannot extract value from json by path "$.Connection_errors_peer_address": invalid object format, expected opening character '{' or '[' at: 'Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor')
    mysql: Error while setting value 'zbx_monitor' to 'port''
     22219:20230128:004631.012 item "Zabbix server:mysql.connection_errors_select.rate" became not supported: Preprocessing failed for: Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor').mysql: Error while setting valu...
    1. Failed: cannot extract value from json by path "$.Connection_errors_select": invalid object format, expected opening character '{' or '[' at: 'Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor')
    mysql: Error while setting value 'zbx_monitor' to 'port''
     22219:20230128:004631.012 item "Zabbix server:mysql.connection_errors_tcpwrap.rate" became not supported: Preprocessing failed for: Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor').mysql: Error while setting valu...
    1. Failed: cannot extract value from json by path "$.Connection_errors_tcpwrap": invalid object format, expected opening character '{' or '[' at: 'Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor')
    mysql: Error while setting value 'zbx_monitor' to 'port''
     22219:20230128:004631.012 item "Zabbix server:mysql.connections.rate" became not supported: Preprocessing failed for: Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor').mysql: Error while setting valu...
    1. Failed: cannot extract value from json by path "$.Connections": invalid object format, expected opening character '{' or '[' at: 'Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor')
    mysql: Error while setting value 'zbx_monitor' to 'port''
     22219:20230128:004631.012 item "Zabbix server:mysql.created_tmp_files.rate" became not supported: Preprocessing failed for: Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor').mysql: Error while setting valu...
    1. Failed: cannot extract value from json by path "$.Created_tmp_files": invalid object format, expected opening character '{' or '[' at: 'Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor')
    mysql: Error while setting value 'zbx_monitor' to 'port''
     22219:20230128:004631.012 item "Zabbix server:mysql.created_tmp_disk_tables.rate" became not supported: Preprocessing failed for: Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor').mysql: Error while setting valu...
    1. Failed: cannot extract value from json by path "$.Created_tmp_disk_tables": invalid object format, expected opening character '{' or '[' at: 'Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor')
    mysql: Error while setting value 'zbx_monitor' to 'port''
     22219:20230128:004631.012 item "Zabbix server:mysql.created_tmp_tables.rate" became not supported: Preprocessing failed for: Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor').mysql: Error while setting valu...
    1. Failed: cannot extract value from json by path "$.Created_tmp_tables": invalid object format, expected opening character '{' or '[' at: 'Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor')
    mysql: Error while setting value 'zbx_monitor' to 'port''
     22219:20230128:004631.012 item "Zabbix server:mysql.innodb_buffer_pool_pages_free" became not supported: Preprocessing failed for: Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor').mysql: Error while setting valu...
    1. Failed: cannot extract value from json by path "$.Innodb_buffer_pool_pages_free": invalid object format, expected opening character '{' or '[' at: 'Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor')
    mysql: Error while setting value 'zbx_monitor' to 'port''
     22219:20230128:004631.012 item "Zabbix server:mysql.innodb_buffer_pool_pages_total" became not supported: Preprocessing failed for: Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor').mysql: Error while setting valu...
    1. Failed: cannot extract value from json by path "$.Innodb_buffer_pool_pages_total": invalid object format, expected opening character '{' or '[' at: 'Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor')
    mysql: Error while setting value 'zbx_monitor' to 'port''
     22219:20230128:004631.012 item "Zabbix server:mysql.innodb_buffer_pool_read_requests" became not supported: Preprocessing failed for: Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor').mysql: Error while setting valu...
    1. Failed: cannot extract value from json by path "$.Innodb_buffer_pool_read_requests": invalid object format, expected opening character '{' or '[' at: 'Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor')
    mysql: Error while setting value 'zbx_monitor' to 'port''
     22219:20230128:004631.012 item "Zabbix server:mysql.innodb_buffer_pool_read_requests.rate" became not supported: Preprocessing failed for: Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor').mysql: Error while setting valu...
    1. Failed: cannot extract value from json by path "$.Innodb_buffer_pool_read_requests": invalid object format, expected opening character '{' or '[' at: 'Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor')
    mysql: Error while setting value 'zbx_monitor' to 'port''
     22219:20230128:004631.012 item "Zabbix server:mysql.innodb_buffer_pool_reads" became not supported: Preprocessing failed for: Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor').mysql: Error while setting valu...
    1. Failed: cannot extract value from json by path "$.Innodb_buffer_pool_reads": invalid object format, expected opening character '{' or '[' at: 'Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor')
    mysql: Error while setting value 'zbx_monitor' to 'port''
     22219:20230128:004631.012 item "Zabbix server:mysql.innodb_buffer_pool_reads.rate" became not supported: Preprocessing failed for: Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor').mysql: Error while setting valu...
    1. Failed: cannot extract value from json by path "$.Innodb_buffer_pool_reads": invalid object format, expected opening character '{' or '[' at: 'Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor')
    mysql: Error while setting value 'zbx_monitor' to 'port''
     22219:20230128:004631.012 item "Zabbix server:mysql.innodb_buffer_pool_wait_free" became not supported: Preprocessing failed for: Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor').mysql: Error while setting valu...
    1. Failed: cannot extract value from json by path "$.Innodb_buffer_pool_wait_free": invalid object format, expected opening character '{' or '[' at: 'Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor')
    mysql: Error while setting value 'zbx_monitor' to 'port''
     22219:20230128:004631.012 item "Zabbix server:mysql.innodb_os_log_written" became not supported: Preprocessing failed for: Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor').mysql: Error while setting valu...
    1. Failed: cannot extract value from json by path "$.Innodb_os_log_written": invalid object format, expected opening character '{' or '[' at: 'Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor')
    mysql: Error while setting value 'zbx_monitor' to 'port''
     22219:20230128:004631.012 item "Zabbix server:mysql.innodb_num_open_files" became not supported: Preprocessing failed for: Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor').mysql: Error while setting valu...
    1. Failed: cannot extract value from json by path "$.Innodb_num_open_files": invalid object format, expected opening character '{' or '[' at: 'Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor')
    mysql: Error while setting value 'zbx_monitor' to 'port''
     22219:20230128:004631.012 item "Zabbix server:mysql.innodb_row_lock_time" became not supported: Preprocessing failed for: Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor').mysql: Error while setting valu...
    1. Failed: cannot extract value from json by path "$.Innodb_row_lock_time": invalid object format, expected opening character '{' or '[' at: 'Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor')
    mysql: Error while setting value 'zbx_monitor' to 'port''
     22219:20230128:004631.012 item "Zabbix server:mysql.innodb_row_lock_time_max" became not supported: Preprocessing failed for: Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor').mysql: Error while setting valu...
    1. Failed: cannot extract value from json by path "$.Innodb_row_lock_time_max": invalid object format, expected opening character '{' or '[' at: 'Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor')
    mysql: Error while setting value 'zbx_monitor' to 'port''
     22219:20230128:004631.012 item "Zabbix server:mysql.innodb_row_lock_waits" became not supported: Preprocessing failed for: Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor').mysql: Error while setting valu...
    1. Failed: cannot extract value from json by path "$.Innodb_row_lock_waits": invalid object format, expected opening character '{' or '[' at: 'Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor')
    mysql: Error while setting value 'zbx_monitor' to 'port''
     22219:20230128:004631.012 item "Zabbix server:mysql.max_used_connections" became not supported: Preprocessing failed for: Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor').mysql: Error while setting valu...
    1. Failed: cannot extract value from json by path "$.Max_used_connections": invalid object format, expected opening character '{' or '[' at: 'Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor')
    mysql: Error while setting value 'zbx_monitor' to 'port''
     22219:20230128:004631.012 item "Zabbix server:mysql.open_table_definitions" became not supported: Preprocessing failed for: Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor').mysql: Error while setting valu...
    1. Failed: cannot extract value from json by path "$.Open_table_definitions": invalid object format, expected opening character '{' or '[' at: 'Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor')
    mysql: Error while setting value 'zbx_monitor' to 'port''
     22219:20230128:004631.012 item "Zabbix server:mysql.open_tables" became not supported: Preprocessing failed for: Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor').mysql: Error while setting valu...
    1. Failed: cannot extract value from json by path "$.Open_tables": invalid object format, expected opening character '{' or '[' at: 'Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor')
    mysql: Error while setting value 'zbx_monitor' to 'port''
     22219:20230128:004631.012 item "Zabbix server:mysql.queries.rate" became not supported: Preprocessing failed for: Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor').mysql: Error while setting valu...
    1. Failed: cannot extract value from json by path "$.Queries": invalid object format, expected opening character '{' or '[' at: 'Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor')
    mysql: Error while setting value 'zbx_monitor' to 'port''
     22219:20230128:004631.012 item "Zabbix server:mysql.questions.rate" became not supported: Preprocessing failed for: Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor').mysql: Error while setting valu...
    1. Failed: cannot extract value from json by path "$.Questions": invalid object format, expected opening character '{' or '[' at: 'Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor')
    mysql: Error while setting value 'zbx_monitor' to 'port''
     22219:20230128:004631.012 item "Zabbix server:mysql.slow_queries.rate" became not supported: Preprocessing failed for: Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor').mysql: Error while setting valu...
    1. Failed: cannot extract value from json by path "$.Slow_queries": invalid object format, expected opening character '{' or '[' at: 'Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor')
    mysql: Error while setting value 'zbx_monitor' to 'port''
     22219:20230128:004631.012 item "Zabbix server:mysql.threads_cached" became not supported: Preprocessing failed for: Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor').mysql: Error while setting valu...
    1. Failed: cannot extract value from json by path "$.Threads_cached": invalid object format, expected opening character '{' or '[' at: 'Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor')
    mysql: Error while setting value 'zbx_monitor' to 'port''
     22219:20230128:004631.012 item "Zabbix server:mysql.threads_connected" became not supported: Preprocessing failed for: Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor').mysql: Error while setting valu...
    1. Failed: cannot extract value from json by path "$.Threads_connected": invalid object format, expected opening character '{' or '[' at: 'Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor')
    mysql: Error while setting value 'zbx_monitor' to 'port''
     22219:20230128:004631.012 item "Zabbix server:mysql.threads_created.rate" became not supported: Preprocessing failed for: Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor').mysql: Error while setting valu...
    1. Failed: cannot extract value from json by path "$.Threads_created": invalid object format, expected opening character '{' or '[' at: 'Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor')
    mysql: Error while setting value 'zbx_monitor' to 'port''
     22219:20230128:004631.012 item "Zabbix server:mysql.threads_running" became not supported: Preprocessing failed for: Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor').mysql: Error while setting valu...
    1. Failed: cannot extract value from json by path "$.Threads_running": invalid object format, expected opening character '{' or '[' at: 'Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor')
    mysql: Error while setting value 'zbx_monitor' to 'port''
     22219:20230128:004631.012 item "Zabbix server:mysql.uptime" became not supported: Preprocessing failed for: Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor').mysql: Error while setting valu...
    1. Failed: cannot extract value from json by path "$.Uptime": invalid object format, expected opening character '{' or '[' at: 'Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor')
    mysql: Error while setting value 'zbx_monitor' to 'port''
     22220:20230128:004728.090 error reason for "Zabbix server:mysql.buffer_pool_efficiency" changed: Cannot evaluate function: item "/Zabbix server/mysql.innodb_buffer_pool_reads" is not supported at "last(//mysql.innodb_buffer_pool_reads) /
    ( last(//mysql.innodb_buffer_pool_read_requests) +
    ( last(//mysql.innodb_buffer_pool_read_requests) = 0 ) ) * 100 *
    ( last(//mysql.innodb_buffer_pool_read_requests) > 0 )".
    
     22219:20230128:004730.093 error reason for "Zabbix server:mysql.innodb_log_file_size" changed: Cannot evaluate function: item "/Zabbix server/mysql.innodb_os_log_written" is not supported at "last(//mysql.innodb_os_log_written) - last(//mysql.innodb_os_log_written,#1:now-1h)) / {$MYSQL.INNODB_LOG_FILES}".
     22220:20230128:004831.177 item "Zabbix server:mysql.get_status_variables["{$MYSQL.DSN}","{$MYSQL.USER}","{$MYSQL.PASSWORD}"]" became not supported: Special characters "\, ', ", `, *, ?, [, ], {, }, ~, $, !, &, ;, (, ), <, >, |, #, @, 0x0a" are not allowed in the parameters.
     22223:20230128:004832.178 error reason for "Zabbix server:mysql.ping["{$MYSQL.DSN}","{$MYSQL.USER}","{$MYSQL.PASSWORD}"]" changed: Special characters "\, ', ", `, *, ?, [, ], {, }, ~, $, !, &, ;, (, ), <, >, |, #, @, 0x0a" are not allowed in the parameters.
     22220:20230128:005108.475 slow query: 6.098766 sec, "commit;"
    <! --- shortend -->
     22220:20230128:005330.658 item "Zabbix server:mysql.get_status_variables["{$MYSQL.DSN}","{$MYSQL.USER}","{$MYSQL.PASSWORD}"]" became supported
     22223:20230128:005331.661 error reason for "Zabbix server:mysql.ping["{$MYSQL.DSN}","{$MYSQL.USER}","{$MYSQL.PASSWORD}"]" changed: Value "Unknown suffix 'z' used for variable 'port' (value 'zbx_monitor')
    mysqladmin: Error while setting value 'zbx_monitor' to 'port'" of type "string" is not suitable for value type "Numeric (unsigned)"
     22212:20230128:005432.558 invalid discovery rule ID [44716]
     22219:20230128:005432.744 item "Zabbix server:mysql.version["{$MYSQL.DSN}","{$MYSQL.USER}","{$MYSQL.PASSWORD}"]" became supported
     22083:20230128:005501.525 slow query: 3.912470 sec, "begin;"
    <! --- shortend -->
     22219:20230128:005557.440 item "Zabbix server DB:mysql.buffer_pool_efficiency" became not supported: Cannot evaluate function: not enough data at "last(//mysql.innodb_buffer_pool_reads) /
    ( last(//mysql.innodb_buffer_pool_read_requests) +
    ( last(//mysql.innodb_buffer_pool_read_requests) = 0 ) ) * 100 *
    ( last(//mysql.innodb_buffer_pool_read_requests) > 0 )".
     22219:20230128:005557.440 item "Zabbix server DB:mysql.innodb_log_file_size" became not supported: Cannot evaluate function: not enough data at "last(//mysql.innodb_os_log_written) - last(//mysql.innodb_os_log_written,#1:now-1h)) / {$MYSQL.INNODB_LOG_FILES}".
     22220:20230128:005557.442 item "Zabbix server DB:mysql.buffer_pool_utilization" became not supported: Cannot evaluate function: not enough data at "last(//mysql.innodb_buffer_pool_pages_total) -
    last(//mysql.innodb_buffer_pool_pages_free) ) /
    ( last(//mysql.innodb_buffer_pool_pages_total) +
    ( last(//mysql.innodb_buffer_pool_pages_total) = 0 ) ) * 100 *
    ( last(//mysql.innodb_buffer_pool_pages_total) > 0 )".
     22234:20230128:005558.311 enabling Zabbix agent checks on host "Zabbix server DB": interface became available
     22224:20230128:005558.449 item "Zabbix server DB:mysql.get_status_variables["{$MYSQL.DSN}","{$MYSQL.USER}","{$MYSQL.PASSWORD}"]" became not supported: Unsupported item key.
     22220:20230128:005559.451 item "Zabbix server DB:mysql.ping["{$MYSQL.DSN}","{$MYSQL.USER}","{$MYSQL.PASSWORD}"]" became not supported: Unsupported item key.
     22223:20230128:005600.451 item "Zabbix server DB:mysql.version["{$MYSQL.DSN}","{$MYSQL.USER}","{$MYSQL.PASSWORD}"]" became not supported: Unsupported item key.
    <! --- shortend -->
     22212:20230128:005646.336 discovery rule "Zabbix server DB:mysql.db.discovery["{$MYSQL.DSN}","{$MYSQL.USER}","{$MYSQL.PASSWORD}"]" became not supported: Unsupported item key.
     22212:20230128:005646.362 discovery rule "Zabbix server DB:mysql.replication.discovery["{$MYSQL.DSN}","{$MYSQL.USER}","{$MYSQL.PASSWORD}"]" became not supported: Unsupported item key.
     22223:20230128:005650.535 slow query: 3.197428 sec, "commit;"
     22220:20230128:005726.656 item "Zabbix server:zabbix[cluster,discovery,nodes]" became supported
     22213:20230128:005735.989 executing housekeeper
     22213:20230128:005736.035 housekeeper [deleted 0 hist/trends, 1 items/triggers, 0 events, 0 problems, 0 sessions, 0 alarms, 0 audit, 0 records in 0.045036 sec, idle for 1 hour(s)]
    <! --- shortend -->


    Code:
    root@v22:/var/log/zabbix# sudo ufw status verbose
    Status: active
    Logging: on (low)
    Default: deny (incoming), allow (outgoing), deny (routed)
    New profiles: skip
    
    To                         Action      From
    --                         ------      ----
    1312                       ALLOW IN    Anywhere
    80/tcp                     ALLOW IN    Anywhere
    443                        ALLOW IN    Anywhere
    943                        ALLOW IN    Anywhere
    40000:50000/tcp            ALLOW IN    Anywhere
    3000                       ALLOW IN    Anywhere
    20/tcp                     ALLOW IN    Anywhere
    21/tcp                     ALLOW IN    Anywhere
    1312 (v6)                  ALLOW IN    Anywhere (v6)
    80/tcp (v6)                ALLOW IN    Anywhere (v6)
    443 (v6)                   ALLOW IN    Anywhere (v6)
    943 (v6)                   ALLOW IN    Anywhere (v6)
    40000:50000/tcp (v6)       ALLOW IN    Anywhere (v6)
    3000 (v6)                  ALLOW IN    Anywhere (v6)
    20/tcp (v6)                ALLOW IN    Anywhere (v6)
    21/tcp (v6)                ALLOW IN    Anywhere (v6)
    ​
    Do I have to open more ports? In the first log you see "connection refused" on port 10051?! But I'm on localhost. So that's shouldn't be relevant?!
  • akayb
    Junior Member
    • Jan 2023
    • 8

    #2
    Solved. The problem was that Agent 2 was not installed properly. Had missing config directy in /etc/zappix. Installed agent 2 again via apt.

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