Nov 30 09:30:54 eroster mysqld[23071]: 2016-11-30 09:30:54 7f89ee7fb700  InnoDB: Assertion failure in thread 140230388594432 in file btr0pcur.cc line 119
Nov 30 09:30:54 eroster mysqld[23071]: InnoDB: We intentionally generate a memory trap.
Nov 30 09:30:54 eroster mysqld[23071]: InnoDB: Submit a detailed bug report to http://bugs.mysql.com.
Nov 30 09:30:54 eroster mysqld[23071]: InnoDB: If you get repeated assertion failures or crashes, even
Nov 30 09:30:54 eroster mysqld[23071]: InnoDB: immediately after the mysqld startup, there may be
Nov 30 09:30:54 eroster mysqld[23071]: InnoDB: corruption in the InnoDB tablespace. Please refer to
Nov 30 09:30:54 eroster mysqld[23071]: InnoDB: http://dev.mysql.com/doc/refman/5.6/en/forcing-innodb-recovery.html
Nov 30 09:30:54 eroster mysqld[23071]: InnoDB: about forcing recovery.
Nov 30 09:30:54 eroster mysqld[23071]: 161130  9:30:54 [ERROR] mysqld got signal 6 ;
Nov 30 09:30:54 eroster mysqld[23071]: This could be because you hit a bug. It is also possible that this binary
Nov 30 09:30:54 eroster mysqld[23071]: or one of the libraries it was linked against is corrupt, improperly built,
Nov 30 09:30:54 eroster mysqld[23071]: or misconfigured. This error can also be caused by malfunctioning hardware.
Nov 30 09:30:54 eroster mysqld[23071]: To report this bug, see https://mariadb.com/kb/en/reporting-bugs
Nov 30 09:30:54 eroster mysqld[23071]: We will try our best to scrape up some info that will hopefully help
Nov 30 09:30:54 eroster mysqld[23071]: diagnose the problem, but since we have already crashed,
Nov 30 09:30:54 eroster mysqld[23071]: something is definitely wrong and this may fail.
Nov 30 09:30:54 eroster mysqld[23071]: Server version: 10.1.19-MariaDB-1~jessie
Nov 30 09:30:54 eroster mysqld[23071]: key_buffer_size=25165824
Nov 30 09:30:54 eroster mysqld[23071]: read_buffer_size=131072
Nov 30 09:30:54 eroster mysqld[23071]: max_used_connections=0
Nov 30 09:30:54 eroster mysqld[23071]: max_threads=153
Nov 30 09:30:54 eroster mysqld[23071]: thread_count=0
Nov 30 09:30:54 eroster mysqld[23071]: It is possible that mysqld could use up to
Nov 30 09:30:54 eroster mysqld[23071]: key_buffer_size + (read_buffer_size + sort_buffer_size)*max_threads = 360625 K  bytes of memory
Nov 30 09:30:54 eroster mysqld[23071]: Hope that's ok; if not, decrease some variables in the equation.
Nov 30 09:30:54 eroster mysqld[23071]: Thread pointer: 0x0x0
Nov 30 09:30:54 eroster mysqld[23071]: Attempting backtrace. You can use the following information to find out
Nov 30 09:30:54 eroster mysqld[23071]: where mysqld died. If you see no messages after this, something went
Nov 30 09:30:54 eroster mysqld[23071]: terribly wrong...
Nov 30 09:30:54 eroster mysqld[23071]: stack_bottom = 0x0 thread_stack 0x80000
Nov 30 09:30:54 eroster mysqld[23071]: /usr/sbin/mysqld(my_print_stacktrace+0x2e)[0x7f8ad2b90d0e]
Nov 30 09:30:54 eroster mysqld[23071]: /usr/sbin/mysqld(handle_fatal_signal+0x2d5)[0x7f8ad26c9fc5]
Nov 30 09:30:54 eroster mysqld[23071]: /lib/x86_64-linux-gnu/libpthread.so.0(+0xf8d0)[0x7f8ad1cf38d0]
Nov 30 09:30:54 eroster mysqld[23071]: 2016-11-30  9:30:54 140234224428992 [Note] InnoDB:  Percona XtraDB (http://www.percona.com) 5.6.32-79.0 started; log sequence number 576154986994
Nov 30 09:30:54 eroster mysqld[23071]: 2016-11-30  9:30:54 140234224428992 [Note] InnoDB: Creating #1 thread id 140230338238208 total threads 4.
Nov 30 09:30:54 eroster mysqld[23071]: 2016-11-30  9:30:54 140230363416320 [Note] InnoDB: Dumping buffer pool(s) not yet started
Nov 30 09:30:54 eroster mysqld[23071]: 2016-11-30  9:30:54 140234224428992 [Note] InnoDB: Creating #2 thread id 140230329845504 total threads 4.
Nov 30 09:30:54 eroster mysqld[23071]: 2016-11-30  9:30:54 140234224428992 [Note] InnoDB: Creating #3 thread id 140230321452800 total threads 4.
Nov 30 09:30:54 eroster mysqld[23071]: 2016-11-30  9:30:54 140234224428992 [Note] InnoDB: Creating #4 thread id 140230313060096 total threads 4.
Nov 30 09:30:54 eroster mysqld[23071]: /lib/x86_64-linux-gnu/libc.so.6(gsignal+0x37)[0x7f8acfde3067]
Nov 30 09:30:54 eroster mysqld[23071]: 2016-11-30  9:30:54 140234224428992 [Note] Plugin 'FEEDBACK' is disabled.
Nov 30 09:30:54 eroster mysqld[23071]: 2016-11-30  9:30:54 140234224428992 [Note] Using encryption key id 1 for temporary files
Nov 30 09:30:54 eroster mysqld[23071]: /lib/x86_64-linux-gnu/libc.so.6(abort+0x148)[0x7f8acfde4448]
Nov 30 09:30:54 eroster mysqld[23071]: 2016-11-30  9:30:54 140234224428992 [Note] Server socket created on IP: '::'.
Nov 30 09:30:54 eroster mysqld[23071]: /usr/sbin/mysqld(+0x845c71)[0x7f8ad2969c71]
Nov 30 09:30:54 eroster mysqld[23071]: 2016-11-30  9:30:54 140234224428992 [Warning] Found an entry in the 'db' table with empty database name; Skipped
Nov 30 09:30:54 eroster mysqld[23071]: 2016-11-30  9:30:54 140234224428992 [Note] /usr/sbin/mysqld: ready for connections.
Nov 30 09:30:54 eroster mysqld[23071]: Version: '10.1.19-MariaDB-1~jessie'  socket: '/var/run/mysqld/mysqld.sock'  port: 3306  mariadb.org binary distribution
Nov 30 09:30:54 eroster mysqld[23071]: /usr/sbin/mysqld(+0x7cf347)[0x7f8ad28f3347]
Nov 30 09:30:54 eroster mysqld[23071]: /usr/sbin/mysqld(+0x7d0f9e)[0x7f8ad28f4f9e]
Nov 30 09:30:54 eroster mysqld[23071]: /usr/sbin/mysqld(+0x796b33)[0x7f8ad28bab33]
Nov 30 09:30:54 eroster mysqld[23071]: /usr/sbin/mysqld(+0x7fda3a)[0x7f8ad2921a3a]
Nov 30 09:30:54 eroster mysqld[23071]: /usr/sbin/mysqld(+0x7ed4a7)[0x7f8ad29114a7]
Nov 30 09:30:54 eroster mysqld[23104]: Checking for corrupt, not cleanly closed and upgrade needing tables.
Nov 30 09:30:54 eroster mysqld[23071]: /lib/x86_64-linux-gnu/libpthread.so.0(+0x80a4)[0x7f8ad1cec0a4]
Nov 30 09:30:54 eroster mysqld[23071]: /lib/x86_64-linux-gnu/libc.so.6(clone+0x6d)[0x7f8acfe9662d]
Nov 30 09:30:54 eroster mysqld[23071]: The manual page at http://dev.mysql.com/doc/mysql/en/crashing.html contains
Nov 30 09:30:54 eroster mysqld[23071]: information that should help you find out what is causing the crash.
Nov 30 09:30:54 eroster systemd[1]: Started MariaDB database server.
Nov 30 09:30:55 eroster systemd[1]: mariadb.service: main process exited, code=exited, status=1/FAILURE
Nov 30 09:30:55 eroster systemd[1]: Unit mariadb.service entered failed state.
Nov 30 09:31:48 eroster systemd[1]: Stopped MariaDB database server.
Nov 30 09:31:48 eroster systemd[1]: Starting MariaDB database server...
Nov 30 09:31:48 eroster mysqld[23368]: 2016-11-30  9:31:48 140485257770944 [Note] Using unique option prefix 'key_buffer' is error-prone and can break in the future. Please use the full name 'key_buffer_size' instead.
Nov 30 09:31:48 eroster mysqld[23368]: 2016-11-30  9:31:48 140485257770944 [Note] /usr/sbin/mysqld (mysqld 10.1.19-MariaDB-1~jessie) starting as process 23368 ...
Nov 30 09:31:48 eroster mysqld[23368]: 2016-11-30  9:31:48 140485257770944 [Note] Using unique option prefix 'myisam-recover' is error-prone and can break in the future. Please use the full name 'myisam-recover-options' instead.
Nov 30 09:31:49 eroster mysqld[23368]: 2016-11-30  9:31:49 140485257770944 [Note] InnoDB: Using mutexes to ref count buffer pool pages
Nov 30 09:31:49 eroster mysqld[23368]: 2016-11-30  9:31:49 140485257770944 [Note] InnoDB: The InnoDB memory heap is disabled
Nov 30 09:31:49 eroster mysqld[23368]: 2016-11-30  9:31:49 140485257770944 [Note] InnoDB: Mutexes and rw_locks use GCC atomic builtins
Nov 30 09:31:49 eroster mysqld[23368]: 2016-11-30  9:31:49 140485257770944 [Note] InnoDB: GCC builtin __atomic_thread_fence() is used for memory barrier
Nov 30 09:31:49 eroster mysqld[23368]: 2016-11-30  9:31:49 140485257770944 [Note] InnoDB: Compressed tables use zlib 1.2.8
Nov 30 09:31:49 eroster mysqld[23368]: 2016-11-30  9:31:49 140485257770944 [Note] InnoDB: Using Linux native AIO
Nov 30 09:31:49 eroster mysqld[23368]: 2016-11-30  9:31:49 140485257770944 [Note] InnoDB: Using SSE crc32 instructions
Nov 30 09:31:49 eroster mysqld[23368]: 2016-11-30  9:31:49 140485257770944 [Note] InnoDB: Initializing buffer pool, size = 3.0G
Nov 30 09:31:49 eroster mysqld[23368]: 2016-11-30  9:31:49 140485257770944 [Note] InnoDB: Completed initialization of buffer pool
Nov 30 09:31:49 eroster mysqld[23368]: 2016-11-30  9:31:49 140485257770944 [Note] InnoDB: Highest supported file format is Barracuda.
Nov 30 09:31:49 eroster mysqld[23368]: 2016-11-30  9:31:49 140485257770944 [Note] InnoDB: The log sequence numbers 576154986994 and 576154986994 in ibdata files do not match the log sequence number 576154987020 in the ib_logfiles!
Nov 30 09:31:49 eroster mysqld[23368]: 2016-11-30  9:31:49 140485257770944 [Note] InnoDB: Database was not shutdown normally!
Nov 30 09:31:49 eroster mysqld[23368]: 2016-11-30  9:31:49 140485257770944 [Note] InnoDB: Starting crash recovery.
Nov 30 09:31:49 eroster mysqld[23368]: 2016-11-30  9:31:49 140485257770944 [Note] InnoDB: Reading tablespace information from the .ibd files...
Nov 30 09:31:49 eroster mysqld[23368]: 2016-11-30  9:31:49 140485257770944 [Note] InnoDB: Restoring possible half-written data pages
Nov 30 09:31:49 eroster mysqld[23368]: 2016-11-30  9:31:49 140485257770944 [Note] InnoDB: from the doublewrite buffer...
Nov 30 09:31:49 eroster mysqld[23368]: InnoDB: Last MySQL binlog file position 0 89749180, file name /var/log/mysql/mysql-bin.008467
Nov 30 09:31:49 eroster mysqld[23368]: 2016-11-30  9:31:49 140485257770944 [Note] InnoDB: 128 rollback segment(s) are active.
Nov 30 09:31:49 eroster mysqld[23368]: 2016-11-30  9:31:49 140485257770944 [Note] InnoDB: Waiting for purge to start
Nov 30 09:31:49 eroster mysqld[23368]: 2016-11-30  9:31:49 140485257770944 [Note] InnoDB:  Percona XtraDB (http://www.percona.com) 5.6.32-79.0 started; log sequence number 576154987020
Nov 30 09:31:49 eroster mysqld[23368]: 2016-11-30  9:31:49 140485257770944 [Note] InnoDB: Creating #1 thread id 140481363142400 total threads 4.
Nov 30 09:31:49 eroster mysqld[23368]: 2016-11-30  9:31:49 140485257770944 [Note] InnoDB: Creating #2 thread id 140481354749696 total threads 4.
Nov 30 09:31:49 eroster mysqld[23368]: 2016-11-30  9:31:49 140481388320512 [Note] InnoDB: Dumping buffer pool(s) not yet started
Nov 30 09:31:49 eroster mysqld[23368]: 2016-11-30  9:31:49 140485257770944 [Note] InnoDB: Creating #3 thread id 140481346356992 total threads 4.
Nov 30 09:31:49 eroster mysqld[23368]: 2016-11-30  9:31:49 140485257770944 [Note] InnoDB: Creating #4 thread id 140481337964288 total threads 4.
Nov 30 09:31:49 eroster mysqld[23368]: 2016-11-30  9:31:49 140485257770944 [Note] Plugin 'FEEDBACK' is disabled.
Nov 30 09:31:49 eroster mysqld[23368]: 2016-11-30  9:31:49 140485257770944 [Note] Using encryption key id 1 for temporary files
Nov 30 09:31:49 eroster mysqld[23368]: 2016-11-30  9:31:49 140485257770944 [Note] Recovering after a crash using /var/log/mysql/mysql-bin
Nov 30 09:31:49 eroster mysqld[23368]: 2016-11-30  9:31:49 140485257770944 [Note] Starting crash recovery...
Nov 30 09:31:49 eroster mysqld[23368]: 2016-11-30  9:31:49 140485257770944 [Note] Crash recovery finished.
Nov 30 09:31:49 eroster mysqld[23368]: 2016-11-30  9:31:49 140485257770944 [Note] Server socket created on IP: '::'.
Nov 30 09:31:49 eroster mysqld[23368]: 2016-11-30  9:31:49 140485257770944 [Warning] Found an entry in the 'db' table with empty database name; Skipped
Nov 30 09:31:49 eroster mysqld[23368]: 2016-11-30  9:31:49 140485257770944 [Note] /usr/sbin/mysqld: ready for connections.
Nov 30 09:31:49 eroster mysqld[23368]: Version: '10.1.19-MariaDB-1~jessie'  socket: '/var/run/mysqld/mysqld.sock'  port: 3306  mariadb.org binary distribution
Nov 30 09:31:49 eroster mysqld[23401]: Checking for corrupt, not cleanly closed and upgrade needing tables.
Nov 30 09:31:49 eroster systemd[1]: Started MariaDB database server.
Nov 30 09:31:51 eroster mysqld[23368]: 2016-11-30  9:31:51 140485239424768 [Warning] IP address '165.86.81.21' could not be resolved: Name or service not known
Nov 30 09:32:52 eroster systemd[1]: Stopping MariaDB database server...
Nov 30 09:32:52 eroster mysqld[23368]: 2016-11-30  9:32:52 140485238896384 [Note] /usr/sbin/mysqld: Normal shutdown
Nov 30 09:32:52 eroster mysqld[23368]: 2016-11-30  9:32:52 140485238896384 [Note] Event Scheduler: Purging the queue. 0 events
Nov 30 09:32:52 eroster mysqld[23368]: 2016-11-30  9:32:52 140481371535104 [Note] InnoDB: FTS optimize thread exiting.
Nov 30 09:32:52 eroster mysqld[23368]: 2016-11-30  9:32:52 140485238896384 [Note] InnoDB: Starting shutdown...
Nov 30 09:32:53 eroster mysqld[23368]: 2016-11-30  9:32:53 140485238896384 [Note] InnoDB: Waiting for page_cleaner to finish flushing of buffer pool
Nov 30 09:32:55 eroster mysqld[23368]: 2016-11-30  9:32:55 140485238896384 [Note] InnoDB: Shutdown completed; log sequence number 576154987030
Nov 30 09:32:55 eroster mysqld[23368]: 2016-11-30  9:32:55 140485238896384 [Note] /usr/sbin/mysqld: Shutdown complete
Nov 30 09:32:56 eroster systemd[1]: Stopped MariaDB database server.

Nov 30 09:33:00 eroster systemd[1]: Starting MariaDB database server...
Nov 30 09:33:00 eroster mysqld[23673]: 2016-11-30  9:33:00 140641675134912 [Note] Using unique option prefix 'key_buffer' is error-prone and can break in the future. Please use the full name 'key_buffer_size' instead.
Nov 30 09:33:00 eroster mysqld[23673]: 2016-11-30  9:33:00 140641675134912 [Note] /usr/sbin/mysqld (mysqld 10.1.19-MariaDB-1~jessie) starting as process 23673 ...
Nov 30 09:33:00 eroster mysqld[23673]: 2016-11-30  9:33:00 140641675134912 [Note] Using unique option prefix 'myisam-recover' is error-prone and can break in the future. Please use the full name 'myisam-recover-options' instead.
Nov 30 09:33:00 eroster mysqld[23673]: 2016-11-30  9:33:00 140641675134912 [Note] InnoDB: Using mutexes to ref count buffer pool pages
Nov 30 09:33:00 eroster mysqld[23673]: 2016-11-30  9:33:00 140641675134912 [Note] InnoDB: The InnoDB memory heap is disabled
Nov 30 09:33:00 eroster mysqld[23673]: 2016-11-30  9:33:00 140641675134912 [Note] InnoDB: Mutexes and rw_locks use GCC atomic builtins
Nov 30 09:33:00 eroster mysqld[23673]: 2016-11-30  9:33:00 140641675134912 [Note] InnoDB: GCC builtin __atomic_thread_fence() is used for memory barrier
Nov 30 09:33:00 eroster mysqld[23673]: 2016-11-30  9:33:00 140641675134912 [Note] InnoDB: Compressed tables use zlib 1.2.8
Nov 30 09:33:00 eroster mysqld[23673]: 2016-11-30  9:33:00 140641675134912 [Note] InnoDB: Using Linux native AIO
Nov 30 09:33:00 eroster mysqld[23673]: 2016-11-30  9:33:00 140641675134912 [Note] InnoDB: Using SSE crc32 instructions
Nov 30 09:33:00 eroster mysqld[23673]: 2016-11-30  9:33:00 140641675134912 [Note] InnoDB: Initializing buffer pool, size = 3.0G
Nov 30 09:33:01 eroster mysqld[23673]: 2016-11-30  9:33:01 140641675134912 [Note] InnoDB: Completed initialization of buffer pool
Nov 30 09:33:01 eroster mysqld[23673]: 2016-11-30  9:33:01 140641675134912 [Note] InnoDB: Highest supported file format is Barracuda.
Nov 30 09:33:01 eroster mysqld[23673]: 2016-11-30  9:33:01 140641675134912 [Note] InnoDB: 128 rollback segment(s) are active.
Nov 30 09:33:01 eroster mysqld[23673]: 2016-11-30  9:33:01 140641675134912 [Note] InnoDB: Waiting for purge to start
Nov 30 09:33:01 eroster mysqld[23673]: 2016-11-30  9:33:01 140637840062208 [Note] InnoDB: Page 4 in tablespace 3229 encryption error key_version 1.
Nov 30 09:33:01 eroster mysqld[23673]: 2016-11-30  9:33:01 140637840062208 [ERROR] InnoDB: Block in space_id 3229 in file eroster/sessions encrypted.
Nov 30 09:33:01 eroster mysqld[23673]: 2016-11-30  9:33:01 140637840062208 [ERROR] InnoDB: However key management plugin or used key_id 1 is not found or used encryption algorithm or method does not match.
[Multiple tables reporting the same error as above, all encrypted with the missing key 19, then ...]
Nov 30 09:33:01 eroster mysqld[23673]: 2016-11-30 09:33:01 7fe8cc7fb700  InnoDB: Assertion failure in thread 140637840062208 in file btr0pcur.cc line 119
Nov 30 09:33:01 eroster mysqld[23673]: InnoDB: We intentionally generate a memory trap.
Nov 30 09:33:01 eroster mysqld[23673]: InnoDB: Submit a detailed bug report to http://bugs.mysql.com.
Nov 30 09:33:01 eroster mysqld[23673]: InnoDB: If you get repeated assertion failures or crashes, even
Nov 30 09:33:01 eroster mysqld[23673]: InnoDB: immediately after the mysqld startup, there may be
Nov 30 09:33:01 eroster mysqld[23673]: InnoDB: corruption in the InnoDB tablespace. Please refer to
Nov 30 09:33:01 eroster mysqld[23673]: InnoDB: http://dev.mysql.com/doc/refman/5.6/en/forcing-innodb-recovery.html
Nov 30 09:33:01 eroster mysqld[23673]: InnoDB: about forcing recovery.
Nov 30 09:33:01 eroster mysqld[23673]: 161130  9:33:01 [ERROR] mysqld got signal 6 ;
Nov 30 09:33:01 eroster mysqld[23673]: This could be because you hit a bug. It is also possible that this binary
Nov 30 09:33:01 eroster mysqld[23673]: or one of the libraries it was linked against is corrupt, improperly built,
Nov 30 09:33:01 eroster mysqld[23673]: or misconfigured. This error can also be caused by malfunctioning hardware.
Nov 30 09:33:01 eroster mysqld[23673]: To report this bug, see https://mariadb.com/kb/en/reporting-bugs
Nov 30 09:33:01 eroster mysqld[23673]: We will try our best to scrape up some info that will hopefully help
Nov 30 09:33:01 eroster mysqld[23673]: diagnose the problem, but since we have already crashed,
Nov 30 09:33:01 eroster mysqld[23673]: something is definitely wrong and this may fail.
Nov 30 09:33:01 eroster mysqld[23673]: Server version: 10.1.19-MariaDB-1~jessie
Nov 30 09:33:01 eroster mysqld[23673]: key_buffer_size=25165824
Nov 30 09:33:01 eroster mysqld[23673]: read_buffer_size=131072
Nov 30 09:33:01 eroster mysqld[23673]: max_used_connections=0
Nov 30 09:33:01 eroster mysqld[23673]: max_threads=153
Nov 30 09:33:01 eroster mysqld[23673]: thread_count=0
Nov 30 09:33:01 eroster mysqld[23673]: It is possible that mysqld could use up to
Nov 30 09:33:01 eroster mysqld[23673]: key_buffer_size + (read_buffer_size + sort_buffer_size)*max_threads = 360625 K  bytes of memory
Nov 30 09:33:01 eroster mysqld[23673]: Hope that's ok; if not, decrease some variables in the equation.
Nov 30 09:33:01 eroster mysqld[23673]: Thread pointer: 0x0x0
Nov 30 09:33:01 eroster mysqld[23673]: Attempting backtrace. You can use the following information to find out
Nov 30 09:33:01 eroster mysqld[23673]: where mysqld died. If you see no messages after this, something went
Nov 30 09:33:01 eroster mysqld[23673]: terribly wrong...
Nov 30 09:33:01 eroster mysqld[23673]: stack_bottom = 0x0 thread_stack 0x80000
Nov 30 09:33:01 eroster mysqld[23673]: /usr/sbin/mysqld(my_print_stacktrace+0x2e)[0x7fe9b0ad6d0e]
Nov 30 09:33:01 eroster mysqld[23673]: /usr/sbin/mysqld(handle_fatal_signal+0x2d5)[0x7fe9b060ffc5]
Nov 30 09:33:01 eroster mysqld[23673]: /lib/x86_64-linux-gnu/libpthread.so.0(+0xf8d0)[0x7fe9afc398d0]
Nov 30 09:33:01 eroster mysqld[23673]: 2016-11-30  9:33:01 140641675134912 [Note] InnoDB:  Percona XtraDB (http://www.percona.com) 5.6.32-79.0 started; log sequence number 576154987030
Nov 30 09:33:01 eroster mysqld[23673]: /lib/x86_64-linux-gnu/libc.so.6(gsignal+0x37)[0x7fe9add29067]
Nov 30 09:33:01 eroster mysqld[23673]: 2016-11-30  9:33:01 140637814884096 [Note] InnoDB: Dumping buffer pool(s) not yet started
Nov 30 09:33:01 eroster mysqld[23673]: 2016-11-30  9:33:01 140641675134912 [Note] InnoDB: Creating #1 thread id 140637789705984 total threads 4.
Nov 30 09:33:01 eroster mysqld[23673]: 2016-11-30  9:33:01 140641675134912 [Note] InnoDB: Creating #2 thread id 140637781313280 total threads 4.
Nov 30 09:33:01 eroster mysqld[23673]: 2016-11-30  9:33:01 140641675134912 [Note] InnoDB: Creating #3 thread id 140637772920576 total threads 4.
Nov 30 09:33:01 eroster mysqld[23673]: 2016-11-30  9:33:01 140641675134912 [Note] InnoDB: Creating #4 thread id 140637764527872 total threads 4.
Nov 30 09:33:01 eroster mysqld[23673]: /lib/x86_64-linux-gnu/libc.so.6(abort+0x148)[0x7fe9add2a448]
Nov 30 09:33:01 eroster mysqld[23673]: 2016-11-30  9:33:01 140641675134912 [Note] Plugin 'FEEDBACK' is disabled.
Nov 30 09:33:01 eroster mysqld[23673]: 2016-11-30  9:33:01 140641675134912 [Note] Using encryption key id 1 for temporary files
Nov 30 09:33:01 eroster mysqld[23673]: /usr/sbin/mysqld(+0x845c71)[0x7fe9b08afc71]
Nov 30 09:33:01 eroster mysqld[23673]: 2016-11-30  9:33:01 140641675134912 [Note] Server socket created on IP: '::'.
Nov 30 09:33:01 eroster mysqld[23673]: 2016-11-30  9:33:01 140641675134912 [Warning] Found an entry in the 'db' table with empty database name; Skipped
Nov 30 09:33:01 eroster mysqld[23673]: 2016-11-30  9:33:01 140641675134912 [Note] /usr/sbin/mysqld: ready for connections.
Nov 30 09:33:01 eroster mysqld[23673]: Version: '10.1.19-MariaDB-1~jessie'  socket: '/var/run/mysqld/mysqld.sock'  port: 3306  mariadb.org binary distribution
Nov 30 09:33:01 eroster mysqld[23673]: /usr/sbin/mysqld(+0x7cf347)[0x7fe9b0839347]
Nov 30 09:33:01 eroster mysqld[23673]: /usr/sbin/mysqld(+0x7d0f9e)[0x7fe9b083af9e]
Nov 30 09:33:01 eroster mysqld[23706]: Checking for corrupt, not cleanly closed and upgrade needing tables.
Nov 30 09:33:01 eroster mysqld[23673]: /usr/sbin/mysqld(+0x796b33)[0x7fe9b0800b33]
Nov 30 09:33:01 eroster mysqld[23673]: /usr/sbin/mysqld(+0x7fda3a)[0x7fe9b0867a3a]
Nov 30 09:33:01 eroster mysqld[23673]: /usr/sbin/mysqld(+0x7ed4a7)[0x7fe9b08574a7]
Nov 30 09:33:01 eroster mysqld[23673]: /lib/x86_64-linux-gnu/libpthread.so.0(+0x80a4)[0x7fe9afc320a4]
Nov 30 09:33:01 eroster mysqld[23673]: /lib/x86_64-linux-gnu/libc.so.6(clone+0x6d)[0x7fe9adddc62d]
Nov 30 09:33:01 eroster mysqld[23673]: The manual page at http://dev.mysql.com/doc/mysql/en/crashing.html contains
Nov 30 09:33:01 eroster mysqld[23673]: information that should help you find out what is causing the crash.
Nov 30 09:33:01 eroster systemd[1]: Started MariaDB database server.
Nov 30 09:33:02 eroster systemd[1]: mariadb.service: main process exited, code=exited, status=1/FAILURE
Nov 30 09:33:02 eroster systemd[1]: Unit mariadb.service entered failed state.
Nov 30 09:33:16 eroster systemd[1]: Stopped MariaDB database server.
Nov 30 09:33:16 eroster systemd[1]: Starting MariaDB database server...
Nov 30 09:33:16 eroster mysqld[23962]: 2016-11-30  9:33:16 140611883976640 [Note] Using unique option prefix 'key_buffer' is error-prone and can break in the future. Please use the full name 'key_buffer_size' instead.
Nov 30 09:33:16 eroster mysqld[23962]: 2016-11-30  9:33:16 140611883976640 [Note] /usr/sbin/mysqld (mysqld 10.1.19-MariaDB-1~jessie) starting as process 23962 ...
Nov 30 09:33:16 eroster mysqld[23962]: 2016-11-30  9:33:16 140611883976640 [Note] Using unique option prefix 'myisam-recover' is error-prone and can break in the future. Please use the full name 'myisam-recover-options' instead.
Nov 30 09:33:17 eroster mysqld[23962]: 2016-11-30  9:33:17 140611883976640 [Note] InnoDB: Using mutexes to ref count buffer pool pages
Nov 30 09:33:17 eroster mysqld[23962]: 2016-11-30  9:33:17 140611883976640 [Note] InnoDB: The InnoDB memory heap is disabled
Nov 30 09:33:17 eroster mysqld[23962]: 2016-11-30  9:33:17 140611883976640 [Note] InnoDB: Mutexes and rw_locks use GCC atomic builtins
Nov 30 09:33:17 eroster mysqld[23962]: 2016-11-30  9:33:17 140611883976640 [Note] InnoDB: GCC builtin __atomic_thread_fence() is used for memory barrier
Nov 30 09:33:17 eroster mysqld[23962]: 2016-11-30  9:33:17 140611883976640 [Note] InnoDB: Compressed tables use zlib 1.2.8
Nov 30 09:33:17 eroster mysqld[23962]: 2016-11-30  9:33:17 140611883976640 [Note] InnoDB: Using Linux native AIO
Nov 30 09:33:17 eroster mysqld[23962]: 2016-11-30  9:33:17 140611883976640 [Note] InnoDB: Using SSE crc32 instructions
Nov 30 09:33:17 eroster mysqld[23962]: 2016-11-30  9:33:17 140611883976640 [Note] InnoDB: Initializing buffer pool, size = 3.0G
Nov 30 09:33:17 eroster mysqld[23962]: 2016-11-30  9:33:17 140611883976640 [Note] InnoDB: Completed initialization of buffer pool
Nov 30 09:33:17 eroster mysqld[23962]: 2016-11-30  9:33:17 140611883976640 [Note] InnoDB: Highest supported file format is Barracuda.
Nov 30 09:33:17 eroster mysqld[23962]: 2016-11-30  9:33:17 140611883976640 [Note] InnoDB: The log sequence numbers 576154987030 and 576154987030 in ibdata files do not match the log sequence number 576154987040 in the ib_logfiles!
Nov 30 09:33:17 eroster mysqld[23962]: 2016-11-30  9:33:17 140611883976640 [Note] InnoDB: Database was not shutdown normally!
Nov 30 09:33:17 eroster mysqld[23962]: 2016-11-30  9:33:17 140611883976640 [Note] InnoDB: Starting crash recovery.
Nov 30 09:33:17 eroster mysqld[23962]: 2016-11-30  9:33:17 140611883976640 [Note] InnoDB: Reading tablespace information from the .ibd files...
Nov 30 09:33:17 eroster mysqld[23962]: 2016-11-30  9:33:17 140611883976640 [Note] InnoDB: Restoring possible half-written data pages
Nov 30 09:33:17 eroster mysqld[23962]: 2016-11-30  9:33:17 140611883976640 [Note] InnoDB: from the doublewrite buffer...
Nov 30 09:33:17 eroster mysqld[23962]: InnoDB: Last MySQL binlog file position 0 89749180, file name /var/log/mysql/mysql-bin.008467
Nov 30 09:33:17 eroster mysqld[23962]: 2016-11-30  9:33:17 140611883976640 [Note] InnoDB: 128 rollback segment(s) are active.
Nov 30 09:33:17 eroster mysqld[23962]: 2016-11-30  9:33:17 140611883976640 [Note] InnoDB: Waiting for purge to start
Nov 30 09:33:17 eroster mysqld[23962]: 2016-11-30  9:33:17 140611883976640 [Note] InnoDB:  Percona XtraDB (http://www.percona.com) 5.6.32-79.0 started; log sequence number 576154987040
Nov 30 09:33:17 eroster mysqld[23962]: 2016-11-30  9:33:17 140611883976640 [Note] InnoDB: Creating #1 thread id 140607989180160 total threads 4.
Nov 30 09:33:17 eroster mysqld[23962]: 2016-11-30  9:33:17 140611883976640 [Note] InnoDB: Creating #2 thread id 140607980787456 total threads 4.
Nov 30 09:33:17 eroster mysqld[23962]: 2016-11-30  9:33:17 140611883976640 [Note] InnoDB: Creating #3 thread id 140607972394752 total threads 4.
Nov 30 09:33:17 eroster mysqld[23962]: 2016-11-30  9:33:17 140608014358272 [Note] InnoDB: Dumping buffer pool(s) not yet started
Nov 30 09:33:17 eroster mysqld[23962]: 2016-11-30  9:33:17 140611883976640 [Note] InnoDB: Creating #4 thread id 140607964002048 total threads 4.
Nov 30 09:33:17 eroster mysqld[23962]: 2016-11-30  9:33:17 140611883976640 [Note] Plugin 'FEEDBACK' is disabled.
Nov 30 09:33:17 eroster mysqld[23962]: 2016-11-30  9:33:17 140611883976640 [Note] Using encryption key id 1 for temporary files
Nov 30 09:33:17 eroster mysqld[23962]: 2016-11-30  9:33:17 140611883976640 [Note] Recovering after a crash using /var/log/mysql/mysql-bin
Nov 30 09:33:17 eroster mysqld[23962]: 2016-11-30  9:33:17 140611883976640 [Note] Starting crash recovery...
Nov 30 09:33:17 eroster mysqld[23962]: 2016-11-30  9:33:17 140611883976640 [Note] Crash recovery finished.
Nov 30 09:33:17 eroster mysqld[23962]: 2016-11-30  9:33:17 140611883976640 [Note] Server socket created on IP: '::'.
Nov 30 09:33:17 eroster mysqld[23962]: 2016-11-30  9:33:17 140611883976640 [Warning] Found an entry in the 'db' table with empty database name; Skipped
Nov 30 09:33:17 eroster mysqld[23962]: 2016-11-30  9:33:17 140611883976640 [Note] /usr/sbin/mysqld: ready for connections.
Nov 30 09:33:17 eroster mysqld[23962]: Version: '10.1.19-MariaDB-1~jessie'  socket: '/var/run/mysqld/mysqld.sock'  port: 3306  mariadb.org binary distribution
Nov 30 09:33:17 eroster mysqld[23996]: Checking for corrupt, not cleanly closed and upgrade needing tables.
Nov 30 09:33:17 eroster systemd[1]: Started MariaDB database server.