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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 62 (Mar 2020), Sprint 63 (Apr 2020), Sprint 64 (May 2020), Sprint 65 (Jun 2020), Sprint 66 (Jul 2020), 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 76 (May 2021), Sprint 77 (Jun 2021), Sprint 78 (Jul 2021), Sprint 79 (Aug 2021), Sprint 80 (Sep 2021), Sprint 81 (Oct 2021), Sprint 82 (Nov 2021), Sprint 83 (Dec 2021)
    • 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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            zabbix.dev Zabbix Development Team
            elina.kuzyutkina Elina Kuzyutkina
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              Created:
              Updated: