10664:20170920:123646.654 Starting Zabbix Server. Zabbix 3.4.1 (revision 71734).
10664:20170920:123646.654 ****** Enabled features ******
10664:20170920:123646.654 SNMP monitoring: YES
10664:20170920:123646.654 IPMI monitoring: YES
10664:20170920:123646.654 Web monitoring: YES
10664:20170920:123646.654 VMware monitoring: YES
10664:20170920:123646.654 SMTP authentication: YES
10664:20170920:123646.654 Jabber notifications: YES
10664:20170920:123646.654 Ez Texting notifications: YES
10664:20170920:123646.654 ODBC: YES
10664:20170920:123646.654 SSH2 support: YES
10664:20170920:123646.655 IPv6 support: YES
10664:20170920:123646.655 TLS support: YES
....
10671:20170920:123648.172 === Backtrace: ===
10671:20170920:123648.173 20: /usr/sbin/zabbix_server: alerter #2 started(zbx_log_fatal_info+0x13c) [0x55705d7333c4]
10671:20170920:123648.173 19: /usr/sbin/zabbix_server: alerter #2 started(+0xe97d9) [0x55705d7337d9]
10671:20170920:123648.173 18: /lib64/libc.so.6(+0x35270) [0x7f1eb7419270]
10671:20170920:123648.173 17: /lib64/libnss3.so(PK11_DigestOp+0x1f) [0x7f1eb49b8ebf]
10671:20170920:123648.173 16: /lib64/libcurl.so.4(+0x43b1a) [0x7f1eb8585b1a]
10671:20170920:123648.173 15: /lib64/libcurl.so.4(+0x4f999) [0x7f1eb8591999]
10671:20170920:123648.173 14: /lib64/libcurl.so.4(+0x4995c) [0x7f1eb858b95c]
10671:20170920:123648.173 13: /lib64/libcurl.so.4(+0x486ae) [0x7f1eb858a6ae]
10671:20170920:123648.173 12: /lib64/libcurl.so.4(+0x33348) [0x7f1eb8575348]
10671:20170920:123648.173 11: /lib64/libcurl.so.4(curl_multi_perform+0xd1) [0x7f1eb8576221]
10671:20170920:123648.174 10: /lib64/libcurl.so.4(curl_easy_perform+0xf3) [0x7f1eb856d523]
10671:20170920:123648.174 9: /usr/sbin/zabbix_server: alerter #2 started(+0xf979f) [0x55705d74379f]
10671:20170920:123648.174 8: /usr/sbin/zabbix_server: alerter #2 started(send_email+0x21d) [0x55705d743a69]
10671:20170920:123648.174 7: /usr/sbin/zabbix_server: alerter #2 started(+0x409b9) [0x55705d68a9b9]
10671:20170920:123648.174 6: /usr/sbin/zabbix_server: alerter #2 started(alerter_thread+0x364) [0x55705d68b233]
10671:20170920:123648.174 5: /usr/sbin/zabbix_server: alerter #2 started(zbx_thread_start+0x37) [0x55705d7407bf]
10671:20170920:123648.174 4: /usr/sbin/zabbix_server: alerter #2 started(MAIN_ZABBIX_ENTRY+0x938) [0x55705d68a0b1]
10671:20170920:123648.174 3: /usr/sbin/zabbix_server: alerter #2 started(daemon_start+0x325) [0x55705d732b0a]
10671:20170920:123648.174 2: /usr/sbin/zabbix_server: alerter #2 started(main+0x317) [0x55705d689777]
10671:20170920:123648.175 1: /lib64/libc.so.6(__libc_start_main+0xf5) [0x7f1eb7405c05]
10671:20170920:123648.175 0: /usr/sbin/zabbix_server: alerter #2 started(+0x33a89) [0x55705d67da89]