Details
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Bug
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Status: Closed (View Workflow)
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Major
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Resolution: Fixed
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10.1.28
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CentOS 6, 7
Description
When I am trying to apply-log-only my Incremental backup, I started to see this error frequently, like 1 or 2 times a week. Could not reach information on the Internet. So I am reporting it as a bug.
This error started to appear after I upgraded MariaDB server and backup from 10.1.26 to 10.1.28. Previously, I did not encounter this error.
CurrentIy I cannot provide a full and an incremental backup because database is nearly 400 GB. However, next time the error happens, I can provide desktop sharing if desired.
Here is the stack trace from the logs:
2017-11-08 1:13:10 139887762020384 [Note] InnoDB: Restoring possible half-written data pages from the doublewrite buffer...
2017-11-08 1:13:10 139887762020384 [Note] InnoDB: Read redo log up to LSN=63569216412160
InnoDB: 1 transaction(s) which must be rolled back or cleaned up
InnoDB: in total 9 row operations to undo
InnoDB: Trx id counter is 45387091968
2017-11-08 1:13:21 139887762020384 [Note] InnoDB: Starting final batch to recover 5944 pages from redo log
2017-11-08 1:13:25 139878396319488 [Note] InnoDB: To recover: 5269 pages from log
2017-11-08 1:13:40 139878406809344 [Note] InnoDB: To recover: 3861 pages from log
2017-11-08 1:13:55 139887657346816 [Note] InnoDB: To recover: 738 pages from log
InnoDB: Last MySQL binlog file position 0 23440540, file name ./saturn.000033
InnoDB: Last MySQL binlog file position 0 23440540, file name ./saturn.000033
xtrabackup: Recovered WSREP position: 00000000-0000-0000-0000-000000000000:-1
xtrabackup: starting shutdown with innodb_fast_shutdown = 1
2017-11-08 1:14:00 139887762020384 [Note] InnoDB: Starting shutdown...
2017-11-08 01:14:02 7f3a285d1820 InnoDB: Assertion failure in thread 139887762020384 in file trx0undo.cc line 2022
InnoDB: Failing assertion: srv_read_only_mode || srv_force_recovery >= SRV_FORCE_NO_TRX_UNDO
InnoDB: We intentionally generate a memory trap.
InnoDB: Submit a detailed bug report to http://bugs.mysql.com.
InnoDB: If you get repeated assertion failures or crashes, even
InnoDB: immediately after the mysqld startup, there may be
InnoDB: corruption in the InnoDB tablespace. Please refer to
InnoDB: http://dev.mysql.com/doc/refman/5.6/en/forcing-innodb-recovery.html
InnoDB: about forcing recovery.
171108 1:14:02 [ERROR] mysqld got signal 6 ;
This could be because you hit a bug. It is also possible that this binary
or one of the libraries it was linked against is corrupt, improperly built,
or misconfigured. This error can also be caused by malfunctioning hardware.
To report this bug, see https://mariadb.com/kb/en/reporting-bugs
We will try our best to scrape up some info that will hopefully help
diagnose the problem, but since we have already crashed,
something is definitely wrong and this may fail.
Server version: 10.1.28-MariaDB
key_buffer_size=0
read_buffer_size=131072
max_used_connections=0
max_threads=1
thread_count=0
It is possible that mysqld could use up to
key_buffer_size + (read_buffer_size + sort_buffer_size)*max_threads = 5311 K bytes of memory
Hope that's ok; if not, decrease some variables in the equation.
Thread pointer: 0x0
Attempting backtrace. You can use the following information to find out
where mysqld died. If you see no messages after this, something went
terribly wrong...
stack_bottom = 0x0 thread_stack 0x48400
mariabackup(my_print_stacktrace+0x2b)[0x7f3a27ec2f2b]
mariabackup(handle_fatal_signal+0x4d5)[0x7f3a27a847a5]
/lib64/libpthread.so.0(+0xf7e0)[0x7f3a26fea7e0]
/lib64/libc.so.6(gsignal+0x35)[0x7f3a25410495]
/lib64/libc.so.6(abort+0x175)[0x7f3a25411c75]
mariabackup(+0x9d3b58)[0x7f3a27deeb58]
mariabackup(+0x9ca72d)[0x7f3a27de572d]
mariabackup(+0x9c6d85)[0x7f3a27de1d85]
mariabackup(+0x9ad1e5)[0x7f3a27dc81e5]
mariabackup(+0x3d43b5)[0x7f3a277ef3b5]
mariabackup(main+0x122d)[0x7f3a277d71cd]
/lib64/libc.so.6(__libc_start_main+0xfd)[0x7f3a253fcd1d]
mariabackup(+0x3d3bc9)[0x7f3a277eebc9]
The manual page at http://dev.mysql.com/doc/mysql/en/crashing.html contains
information that should help you find out what is causing the crash.
Attachments
Issue Links
- is caused by
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MDEV-13807 mariabackup --apply-log-only does generate redo log by performing rollback and possibly other tasks
- Closed
- relates to
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MDEV-11985 Make innodb_read_only shutdown more robust
- Closed
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MDEV-13890 mariabackup.xb_compressed_encrypted failed in buildbot, InnoDB: assertion failure
- Closed