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  1. ZABBIX BUGS AND ISSUES
  2. ZBX-17450

"Something impossible" with forecast\timeleft functions and polynomial6 approximation

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    • Team A
    • Sprint 90 (Jul 2022)
    • 1

    Description

      zabbix_server [3804]: ERROR [file:prediction.c,line:712] Something impossible has just happened.
        3804:20200312:235903.152 === Backtrace: ===
        3804:20200312:235903.153 13: /usr/local/sbin/zabbix_server: poller #13 [got 1 values in 0.001764 sec, getting values](zbx_backtrace+0x35) [0x518555]
        3804:20200312:235903.153 12: /usr/local/sbin/zabbix_server: poller #13 [got 1 values in 0.001764 sec, getting values]() [0x51d107]
        3804:20200312:235903.153 11: /usr/local/sbin/zabbix_server: poller #13 [got 1 values in 0.001764 sec, getting values](zbx_forecast+0x4d5) [0x51e935]
        3804:20200312:235903.153 10: /usr/local/sbin/zabbix_server: poller #13 [got 1 values in 0.001764 sec, getting values]() [0x422c50]
        3804:20200312:235903.153 9: /usr/local/sbin/zabbix_server: poller #13 [got 1 values in 0.001764 sec, getting values](evaluate_function+0x2c77) [0x4dd627]
        3804:20200312:235903.153 8: /usr/local/sbin/zabbix_server: poller #13 [got 1 values in 0.001764 sec, getting values](get_value_calculated+0xa3b) [0x44601b]
        3804:20200312:235903.153 7: /usr/local/sbin/zabbix_server: poller #13 [got 1 values in 0.001764 sec, getting values]() [0x43958b]
        3804:20200312:235903.153 6: /usr/local/sbin/zabbix_server: poller #13 [got 1 values in 0.001764 sec, getting values](poller_thread+0xe8) [0x4397a8]
        3804:20200312:235903.153 5: /usr/local/sbin/zabbix_server: poller #13 [got 1 values in 0.001764 sec, getting values](zbx_thread_start+0x3e) [0x52182e]
        3804:20200312:235903.153 4: /usr/local/sbin/zabbix_server: poller #13 [got 1 values in 0.001764 sec, getting values](MAIN_ZABBIX_ENTRY+0x90a) [0x42a7ca]
        3804:20200312:235903.153 3: /usr/local/sbin/zabbix_server: poller #13 [got 1 values in 0.001764 sec, getting values](daemon_start+0x1a3) [0x5180a3]
        3804:20200312:235903.153 2: /usr/local/sbin/zabbix_server: poller #13 [got 1 values in 0.001764 sec, getting values](main+0x3b3) [0x4296b3]
        3804:20200312:235903.153 1: /lib64/libc.so.6(__libc_start_main+0xf5) [0x7f63700fe495]
        3804:20200312:235903.153 0: /usr/local/sbin/zabbix_server: poller #13 [got 1 values in 0.001764 sec, getting values]() [0x4299c6]
      

      Calculated item key is like:

      forecast("db.odbc.select[someparameters]",7d,,2h,polynomial6,min) 
      

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            wiper Andris Zeila
            elina.kuzyutkina Elina Kuzyutkina
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              Created:
              Updated: