2017-05-05 12:17:33: bash: ===> /usr/bin/innobackupex --defaults-file=/dev/shm/__var0/var1/my.cnf --no-version-check /dev/shm/__var0/var1/full --kill-long-queries-timeout=3 --kill-long-query-type=select
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170505 12:17:33 innobackupex: Starting the backup operation
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IMPORTANT: Please check that the backup run completes successfully.
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At the end of a successful backup run innobackupex
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prints "completed OK!".
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170505 12:17:33 Connecting to MySQL server host: localhost, user: root, password: not set, port: not set, socket: /dev/shm/__var0/tmp/mysql.sock.fsALNy
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Using server version 10.2.5-MariaDB-log
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/usr/bin/innobackupex version 2.4.7 based on MySQL server 5.7.13 Linux (x86_64) (revision id: 6f7a799)
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xtrabackup: uses posix_fadvise().
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xtrabackup: cd to /dev/shm/__var0/var1/data
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xtrabackup: open files limit requested 0, set to 1024
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xtrabackup: using the following InnoDB configuration:
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xtrabackup: innodb_data_home_dir = .
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xtrabackup: innodb_data_file_path = ibdata1:12M:autoextend
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xtrabackup: innodb_log_group_home_dir = ./
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xtrabackup: innodb_log_files_in_group = 2
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xtrabackup: innodb_log_file_size = 50331648
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InnoDB: Number of pools: 1
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170505 12:17:33 >> log scanned up to (1625674)
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xtrabackup: Generating a list of tablespaces
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InnoDB: Allocated tablespace ID 4 for test/t1, old maximum was 0
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170505 12:17:34 [01] Copying ./ibdata1 to /dev/shm/__var0/var1/full/2017-05-05_12-17-33/ibdata1
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170505 12:17:34 [01] ...done
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170505 12:17:34 [01] Copying ./test/t1.ibd to /dev/shm/__var0/var1/full/2017-05-05_12-17-33/test/t1.ibd
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170505 12:17:34 [01] ...done
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170505 12:17:34 [01] Copying ./mysql/gtid_slave_pos.ibd to /dev/shm/__var0/var1/full/2017-05-05_12-17-33/mysql/gtid_slave_pos.ibd
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170505 12:17:34 [01] ...done
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170505 12:17:34 [01] Copying ./mysql/innodb_index_stats.ibd to /dev/shm/__var0/var1/full/2017-05-05_12-17-33/mysql/innodb_index_stats.ibd
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170505 12:17:34 [01] ...done
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170505 12:17:34 [01] Copying ./mysql/innodb_table_stats.ibd to /dev/shm/__var0/var1/full/2017-05-05_12-17-33/mysql/innodb_table_stats.ibd
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170505 12:17:34 [01] ...done
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170505 12:17:34 >> log scanned up to (1625674)
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170505 12:17:35 Executing FLUSH TABLES WITH READ LOCK...
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170505 12:17:35 Kill query timeout 3 seconds.
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170505 12:17:35 >> log scanned up to (1625674)
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170505 12:17:36 >> log scanned up to (1625674)
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170505 12:17:37 >> log scanned up to (1625674)
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170505 12:17:38 Connecting to MySQL server host: localhost, user: root, password: not set, port: not set, socket: /dev/shm/__var0/tmp/mysql.sock.fsALNy
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10:17:38 UTC - xtrabackup got signal 11 ;
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This could be because you hit a bug or data is corrupted.
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This error can also be caused by malfunctioning hardware.
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Attempting to collect some information that could help diagnose the problem.
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As this is a crash and something is definitely wrong, the information
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collection process might fail.
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Thread pointer: 0x0
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Attempting backtrace. You can use the following information to find out
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where mysqld died. If you see no messages after this, something went
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terribly wrong...
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stack_bottom = 0 thread_stack 0x10000
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/usr/bin/innobackupex(my_print_stacktrace+0x3b)[0x55a6ac5ac52b]
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/usr/bin/innobackupex(handle_fatal_signal+0x291)[0x55a6ac420711]
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/lib/x86_64-linux-gnu/libpthread.so.0(+0x11630)[0x7ff033990630]
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/lib/x86_64-linux-gnu/libc.so.6(+0x3b725)[0x7ff03192f725]
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/usr/bin/innobackupex(+0x58a0cc)[0x55a6abd1e0cc]
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/lib/x86_64-linux-gnu/libpthread.so.0(+0x76ca)[0x7ff0339866ca]
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/lib/x86_64-linux-gnu/libc.so.6(clone+0x5f)[0x7ff0319fc0af]
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