May 29 07:12:51 dbsrv mysqld: 2020-05-29 7:12:51 5610665 [ERROR] [FATAL] InnoDB: Unknown error code 19: Required history data has been deleted May 29 07:12:51 dbsrv mysqld: 200529 7:12:51 [ERROR] mysqld got signal 6 ; May 29 07:12:51 dbsrv mysqld: This could be because you hit a bug. It is also possible that this binary May 29 07:12:51 dbsrv mysqld: or one of the libraries it was linked against is corrupt, improperly built, May 29 07:12:51 dbsrv mysqld: or misconfigured. This error can also be caused by malfunctioning hardware. May 29 07:12:51 dbsrv mysqld: To report this bug, see https://mariadb.com/kb/en/reporting-bugs May 29 07:12:51 dbsrv mysqld: We will try our best to scrape up some info that will hopefully help May 29 07:12:51 dbsrv mysqld: diagnose the problem, but since we have already crashed, May 29 07:12:51 dbsrv mysqld: something is definitely wrong and this may fail. May 29 07:12:51 dbsrv mysqld: Server version: 10.3.23-MariaDB-log May 29 07:12:51 dbsrv mysqld: key_buffer_size=134217728 May 29 07:12:51 dbsrv mysqld: read_buffer_size=131072 May 29 07:12:51 dbsrv mysqld: max_used_connections=81 May 29 07:12:51 dbsrv mysqld: max_threads=302 May 29 07:12:51 dbsrv mysqld: thread_count=97 May 29 07:12:51 dbsrv mysqld: It is possible that mysqld could use up to May 29 07:12:51 dbsrv mysqld: key_buffer_size + (read_buffer_size + sort_buffer_size)*max_threads = 795003 K bytes of memory May 29 07:12:51 dbsrv mysqld: Hope that's ok; if not, decrease some variables in the equation. May 29 07:12:51 dbsrv mysqld: Thread pointer: 0x7f1d881d0b98 May 29 07:12:51 dbsrv mysqld: Attempting backtrace. You can use the following information to find out May 29 07:12:51 dbsrv mysqld: where mysqld died. If you see no messages after this, something went May 29 07:12:51 dbsrv mysqld: terribly wrong... May 29 07:12:51 dbsrv mysqld: stack_bottom = 0x7f1e7b6d1d30 thread_stack 0x49000 May 29 07:12:52 dbsrv mysqld: /usr/sbin/mysqld(my_print_stacktrace+0x2e)[0x55c8f101c01e] May 29 07:12:52 dbsrv mysqld: /usr/sbin/mysqld(handle_fatal_signal+0x30f)[0x55c8f0ab501f] May 29 07:12:52 dbsrv mysqld: /lib64/libpthread.so.0(+0xf630)[0x7f2b3f13c630] May 29 07:12:53 dbsrv mysqld: /lib64/libc.so.6(gsignal+0x37)[0x7f2b3d40d387] May 29 07:12:53 dbsrv mysqld: /lib64/libc.so.6(abort+0x148)[0x7f2b3d40ea78] May 29 07:12:53 dbsrv mysqld: /usr/sbin/mysqld(+0xa8fcf3)[0x55c8f0da4cf3] May 29 07:12:54 dbsrv mysqld: /usr/sbin/mysqld(+0xa04a0c)[0x55c8f0d19a0c] May 29 07:12:54 dbsrv mysqld: /usr/sbin/mysqld(+0xa21234)[0x55c8f0d36234] May 29 07:12:54 dbsrv mysqld: /usr/sbin/mysqld(+0x947997)[0x55c8f0c5c997] May 29 07:12:55 dbsrv mysqld: /usr/sbin/mysqld(_ZN7handler13ha_index_nextEPh+0x19f)[0x55c8f0abae6f] May 29 07:12:55 dbsrv mysqld: /usr/sbin/mysqld(_ZN7handler15read_range_nextEv+0x20)[0x55c8f0abf5d0] May 29 07:12:55 dbsrv mysqld: /usr/sbin/mysqld(_ZN7handler21multi_range_read_nextEPPv+0xb2)[0x55c8f09e2f32] May 29 07:12:56 dbsrv mysqld: /usr/sbin/mysqld(_ZN23Mrr_simple_index_reader8get_nextEPPv+0x20)[0x55c8f09e2fa0] May 29 07:12:56 dbsrv mysqld: /usr/sbin/mysqld(_ZN10DsMrr_impl10dsmrr_nextEPPv+0x42)[0x55c8f09e4212] May 29 07:12:56 dbsrv mysqld: /usr/sbin/mysqld(_ZN18QUICK_RANGE_SELECT8get_nextEv+0x99)[0x55c8f0bc4bc9] May 29 07:12:56 dbsrv mysqld: /usr/sbin/mysqld(+0x8ccff9)[0x55c8f0be1ff9] May 29 07:12:57 dbsrv mysqld: /usr/sbin/mysqld(_Z10sub_selectP4JOINP13st_join_tableb+0x211)[0x55c8f090fcf1] May 29 07:12:57 dbsrv mysqld: /usr/sbin/mysqld(_ZN4JOIN10exec_innerEv+0xa8b)[0x55c8f093293b] May 29 07:12:58 dbsrv mysqld: /usr/sbin/mysqld(_ZN4JOIN4execEv+0x33)[0x55c8f0932b53] May 29 07:12:58 dbsrv mysqld: /usr/sbin/mysqld(_Z12mysql_selectP3THDP10TABLE_LISTjR4ListI4ItemEPS4_jP8st_orderS9_S7_S9_yP13select_resultP18st_select_lex_unitP13st_select_lex+0x11a)[0x55c8f093105a] May 29 07:12:58 dbsrv mysqld: /usr/sbin/mysqld(_Z13handle_selectP3THDP3LEXP13select_resultm+0x1cc)[0x55c8f0931b6c] May 29 07:12:59 dbsrv mysqld: /usr/sbin/mysqld(+0x4d132f)[0x55c8f07e632f] May 29 07:12:59 dbsrv mysqld: /usr/sbin/mysqld(_Z21mysql_execute_commandP3THD+0x2741)[0x55c8f08d9821] May 29 07:12:59 dbsrv mysqld: /usr/sbin/mysqld(_Z11mysql_parseP3THDPcjP12Parser_statebb+0x1fb)[0x55c8f08dfe8b] May 29 07:13:00 dbsrv mysqld: /usr/sbin/mysqld(_Z16dispatch_command19enum_server_commandP3THDPcjbb+0xf76)[0x55c8f08e1716] May 29 07:13:00 dbsrv mysqld: /usr/sbin/mysqld(_Z10do_commandP3THD+0x11b)[0x55c8f08e337b] May 29 07:13:00 dbsrv mysqld: /usr/sbin/mysqld(_Z24do_handle_one_connectionP7CONNECT+0x1d6)[0x55c8f09b7d36] May 29 07:13:01 dbsrv mysqld: /usr/sbin/mysqld(handle_one_connection+0x3d)[0x55c8f09b7e4d] May 29 07:13:01 dbsrv mysqld: /lib64/libpthread.so.0(+0x7ea5)[0x7f2b3f134ea5] May 29 07:13:02 dbsrv mysqld: /lib64/libc.so.6(clone+0x6d)[0x7f2b3d4d58dd] May 29 07:13:02 dbsrv mysqld: Trying to get some variables. May 29 07:13:02 dbsrv mysqld: Some pointers may be invalid and cause the dump to abort. May 29 07:13:02 dbsrv mysqld: Query (0x7f1d881a3e20): SELECT count(id) FROM jos_jobs WHERE process_id > 0 AND info='comcontent.inspection_seed._importnew/site' May 29 07:13:02 dbsrv mysqld: Connection ID (thread ID): 5610665 May 29 07:13:02 dbsrv mysqld: Status: NOT_KILLED May 29 07:13:02 dbsrv mysqld: Optimizer switch: index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,index_merge_sort_intersection=off,engine_condition_pushdown=off,index_condition_pushdown=on,derived_merge=on,derived_with_keys=on,firstmatch=on,loosescan=on,materialization=on,in_to_exists=on,semijoin=on,partial_match_rowid_merge=on,partial_match_table_scan=on,subquery_cache=on,mrr=off,mrr_cost_based=off,mrr_sort_keys=off,outer_join_with_cache=on,semijoin_with_cache=on,join_cache_incremental=on,join_cache_hashed=on,join_cache_bka=on,optimize_join_buffer_size=off,table_elimination=on,extended_keys=on,exists_to_in=on,orderby_uses_equalities=on,condition_pushdown_for_derived=on,split_materialized=on May 29 07:13:02 dbsrv mysqld: The manual page at http://dev.mysql.com/doc/mysql/en/crashing.html contains May 29 07:13:02 dbsrv mysqld: information that should help you find out what is causing the crash. May 29 07:13:02 dbsrv mysqld: Writing a core file... May 29 07:13:02 dbsrv mysqld: Working directory at /app/mysql May 29 07:13:02 dbsrv mysqld: Resource Limits: May 29 07:13:02 dbsrv mysqld: Limit Soft Limit Hard Limit Units May 29 07:13:02 dbsrv mysqld: Max cpu time unlimited unlimited seconds May 29 07:13:02 dbsrv mysqld: Max file size unlimited unlimited bytes May 29 07:13:02 dbsrv mysqld: Max data size unlimited unlimited bytes May 29 07:13:02 dbsrv mysqld: Max stack size 8388608 unlimited bytes May 29 07:13:02 dbsrv mysqld: Max core file size 0 unlimited bytes May 29 07:13:02 dbsrv mysqld: Max resident set unlimited unlimited bytes May 29 07:13:02 dbsrv mysqld: Max processes 256972 256972 processes May 29 07:13:02 dbsrv mysqld: Max open files 65535 65535 files May 29 07:13:02 dbsrv mysqld: Max locked memory 65536 65536 bytes May 29 07:13:02 dbsrv mysqld: Max address space unlimited unlimited bytes May 29 07:13:02 dbsrv mysqld: Max file locks unlimited unlimited locks May 29 07:13:02 dbsrv mysqld: Max pending signals 256972 256972 signals May 29 07:13:02 dbsrv mysqld: Max msgqueue size 819200 819200 bytes May 29 07:13:02 dbsrv mysqld: Max nice priority 40 40 May 29 07:13:02 dbsrv mysqld: Max realtime priority 0 0 May 29 07:13:02 dbsrv mysqld: Max realtime timeout unlimited unlimited us May 29 07:13:02 dbsrv mysqld: Core pattern: co... May 29 07:13:03 dbsrv systemd: mariadb.service: main process exited, code=killed, status=6/ABRT