Reproduced against XB 2.0 (revno 555) and PS 5.5 (revno 506) This occurred in xtrabackup while preparing a series of incremental backups that were made while running RQG in a loop: InnoDB Backup Utility v1.5.1-xtrabackup; Copyright 2003, 2009 Innobase Oy and Percona Ireland Ltd 2009-2012. All Rights Reserved. This software is published under the GNU GENERAL PUBLIC LICENSE Version 2, June 1991. IMPORTANT: Please check that the apply-log run completes successfully. At the end of a successful apply-log run innobackupex prints "completed OK!". 130507 08:36:13 innobackupex: Starting ibbackup with command: xtrabackup_55 --defaults-file="/mnt/var/cpb/test-4/mysql.1/my.cnf" --defaults-group="mysqld" --prepare --target-dir=/mnt/var/cpb/test-4/restore-working --apply-log-only --incremental-dir=/mnt/var/cpb/test-4/backup-0.3 --tmpdir=/mnt/var/cpb/test-4/mysql.1/tmp xtrabackup_55 version 2.0.6 for Percona Server 5.5.16 Linux (x86_64) (revision id: undefined) incremental backup from 966406583 is enabled. xtrabackup: cd to /mnt/var/cpb/test-4/restore-working xtrabackup: This target seems to be already prepared. xtrabackup: xtrabackup_logfile detected: size=770506752, start_lsn=(1169936984) xtrabackup: Temporary instance for recovery is set as followings. xtrabackup: innodb_data_home_dir = ./ xtrabackup: innodb_data_file_path = ibdata1:10M:autoextend xtrabackup: innodb_log_group_home_dir = /mnt/var/cpb/test-4/backup-0.3 xtrabackup: innodb_log_files_in_group = 1 xtrabackup: innodb_log_file_size = 770506752 130507 8:36:14 InnoDB: Warning: allocated tablespace 1104, old maximum was 9 xtrabackup: page size for /mnt/var/cpb/test-4/backup-0.3/ibdata1.delta is 16384 bytes Applying /mnt/var/cpb/test-4/backup-0.3/ibdata1.delta to ././ibdata1... xtrabackup: page size for /mnt/var/cpb/test-4/backup-0.3/rqg1/table100_innodb_default_int_autoinc.ibd.delta is 16384 bytes xtrabackup: Renaming ./rqg1/table100_innodb_default_int_autoinc.ibd to ./rqg1/xtrabackup_tmp_#1121.ibd Applying /mnt/var/cpb/test-4/backup-0.3/rqg1/table100_innodb_default_int_autoinc.ibd.delta to ././rqg1/table100_innodb_default_int_autoinc.ibd... xtrabackup: page size for /mnt/var/cpb/test-4/backup-0.3/rqg1/table100_innodb_dynamic.ibd.delta is 16384 bytes xtrabackup: Renaming ./rqg1/table100_innodb_dynamic.ibd to ./rqg1/xtrabackup_tmp_#1032.ibd Applying /mnt/var/cpb/test-4/backup-0.3/rqg1/table100_innodb_dynamic.ibd.delta to ././rqg1/table100_innodb_dynamic.ibd... xtrabackup: page size for /mnt/var/cpb/test-4/backup-0.3/rqg1/table500_innodb_dynamic_int.ibd.delta is 16384 bytes xtrabackup: Renaming ./rqg1/table500_innodb_dynamic_int.ibd to ./rqg1/xtrabackup_tmp_#1077.ibd Applying /mnt/var/cpb/test-4/backup-0.3/rqg1/table500_innodb_dynamic_int.ibd.delta to ././rqg1/table500_innodb_dynamic_int.ibd... xtrabackup: page size for /mnt/var/cpb/test-4/backup-0.3/rqg1/table500_innodb_default_int.ibd.delta is 16384 bytes xtrabackup: Renaming ./rqg1/table500_innodb_default_int.ibd to ./rqg1/xtrabackup_tmp_#1119.ibd Applying /mnt/var/cpb/test-4/backup-0.3/rqg1/table500_innodb_default_int.ibd.delta to ././rqg1/table500_innodb_default_int.ibd... xtrabackup: page size for /mnt/var/cpb/test-4/backup-0.3/rqg1/table100_innodb_default.ibd.delta is 16384 bytes xtrabackup: Renaming ./rqg1/table100_innodb_default.ibd to ./rqg1/xtrabackup_tmp_#1090.ibd Applying /mnt/var/cpb/test-4/backup-0.3/rqg1/table100_innodb_default.ibd.delta to ././rqg1/table100_innodb_default.ibd... xtrabackup: page size for /mnt/var/cpb/test-4/backup-0.3/rqg1/table100_innodb_compressed.ibd.delta is 16384 bytes xtrabackup: Renaming ./rqg1/table100_innodb_compressed.ibd to ./rqg1/xtrabackup_tmp_#1104.ibd Applying /mnt/var/cpb/test-4/backup-0.3/rqg1/table100_innodb_compressed.ibd.delta to ././rqg1/table100_innodb_compressed.ibd... xtrabackup: page size for /mnt/var/cpb/test-4/backup-0.3/rqg1/table500_innodb_dynamic_int_autoinc.ibd.delta is 16384 bytes xtrabackup: Renaming ./rqg1/table500_innodb_dynamic_int_autoinc.ibd to ./rqg1/xtrabackup_tmp_#1122.ibd Applying /mnt/var/cpb/test-4/backup-0.3/rqg1/table500_innodb_dynamic_int_autoinc.ibd.delta to ././rqg1/table500_innodb_dynamic_int_autoinc.ibd... xtrabackup: page size for /mnt/var/cpb/test-4/backup-0.3/rqg1/table100_innodb_default_int.ibd.delta is 16384 bytes xtrabackup: Renaming ./rqg1/table100_innodb_default_int.ibd to ./rqg1/xtrabackup_tmp_#1114.ibd Applying /mnt/var/cpb/test-4/backup-0.3/rqg1/table100_innodb_default_int.ibd.delta to ././rqg1/table100_innodb_default_int.ibd... xtrabackup: page size for /mnt/var/cpb/test-4/backup-0.3/rqg1/table500_innodb_compressed_int_autoinc.ibd.delta is 16384 bytes xtrabackup: Renaming ./rqg1/table500_innodb_compressed_int_autoinc.ibd to ./rqg1/xtrabackup_tmp_#1081.ibd Applying /mnt/var/cpb/test-4/backup-0.3/rqg1/table500_innodb_compressed_int_autoinc.ibd.delta to ././rqg1/table500_innodb_compressed_int_autoinc.ibd... xtrabackup: page size for /mnt/var/cpb/test-4/backup-0.3/rqg1/table100_innodb_dynamic_int_autoinc.ibd.delta is 16384 bytes xtrabackup: Renaming ./rqg1/table100_innodb_dynamic_int_autoinc.ibd to ./rqg1/xtrabackup_tmp_#1124.ibd Applying /mnt/var/cpb/test-4/backup-0.3/rqg1/table100_innodb_dynamic_int_autoinc.ibd.delta to ././rqg1/table100_innodb_dynamic_int_autoinc.ibd... xtrabackup: page size for /mnt/var/cpb/test-4/backup-0.3/rqg1/table100_innodb_compressed_int_autoinc.ibd.delta is 16384 bytes xtrabackup: Renaming ./rqg1/table100_innodb_compressed_int_autoinc.ibd to ./rqg1/xtrabackup_tmp_#1066.ibd Applying /mnt/var/cpb/test-4/backup-0.3/rqg1/table100_innodb_compressed_int_autoinc.ibd.delta to ././rqg1/table100_innodb_compressed_int_autoinc.ibd... xtrabackup: page size for /mnt/var/cpb/test-4/backup-0.3/rqg1/table500_innodb_compressed_int.ibd.delta is 16384 bytes xtrabackup: Renaming ./rqg1/table500_innodb_compressed_int.ibd to ./rqg1/xtrabackup_tmp_#1125.ibd Applying /mnt/var/cpb/test-4/backup-0.3/rqg1/table500_innodb_compressed_int.ibd.delta to ././rqg1/table500_innodb_compressed_int.ibd... xtrabackup: page size for /mnt/var/cpb/test-4/backup-0.3/rqg1/table500_innodb_default_int_autoinc.ibd.delta is 16384 bytes xtrabackup: Renaming ./rqg1/table500_innodb_default_int_autoinc.ibd to ./rqg1/xtrabackup_tmp_#1111.ibd Applying /mnt/var/cpb/test-4/backup-0.3/rqg1/table500_innodb_default_int_autoinc.ibd.delta to ././rqg1/table500_innodb_default_int_autoinc.ibd... xtrabackup: page size for /mnt/var/cpb/test-4/backup-0.3/rqg1/table500_innodb_compressed.ibd.delta is 16384 bytes xtrabackup: Renaming ./rqg1/table500_innodb_compressed.ibd to ./rqg1/xtrabackup_tmp_#1113.ibd Applying /mnt/var/cpb/test-4/backup-0.3/rqg1/table500_innodb_compressed.ibd.delta to ././rqg1/table500_innodb_compressed.ibd... xtrabackup: page size for /mnt/var/cpb/test-4/backup-0.3/rqg1/table100_innodb_compressed_int.ibd.delta is 16384 bytes xtrabackup: Renaming ./rqg1/table100_innodb_compressed_int.ibd to ./rqg1/xtrabackup_tmp_#1117.ibd Applying /mnt/var/cpb/test-4/backup-0.3/rqg1/table100_innodb_compressed_int.ibd.delta to ././rqg1/table100_innodb_compressed_int.ibd... xtrabackup: page size for /mnt/var/cpb/test-4/backup-0.3/rqg1/table500_innodb_dynamic.ibd.delta is 16384 bytes xtrabackup: Renaming ./rqg1/table500_innodb_dynamic.ibd to ./rqg1/xtrabackup_tmp_#1132.ibd Applying /mnt/var/cpb/test-4/backup-0.3/rqg1/table500_innodb_dynamic.ibd.delta to ././rqg1/table500_innodb_dynamic.ibd... xtrabackup: page size for /mnt/var/cpb/test-4/backup-0.3/rqg1/w.ibd.delta is 16384 bytes Applying /mnt/var/cpb/test-4/backup-0.3/rqg1/w.ibd.delta to ././rqg1/w.ibd... xtrabackup: page size for /mnt/var/cpb/test-4/backup-0.3/rqg1/table500_innodb_default.ibd.delta is 16384 bytes xtrabackup: Renaming ./rqg1/table500_innodb_default.ibd to ./rqg1/xtrabackup_tmp_#1130.ibd Applying /mnt/var/cpb/test-4/backup-0.3/rqg1/table500_innodb_default.ibd.delta to ././rqg1/table500_innodb_default.ibd... xtrabackup: page size for /mnt/var/cpb/test-4/backup-0.3/rqg1/table100_innodb_dynamic_int.ibd.delta is 16384 bytes xtrabackup: Renaming ./rqg1/table100_innodb_dynamic_int.ibd to ./rqg1/xtrabackup_tmp_#1133.ibd Applying /mnt/var/cpb/test-4/backup-0.3/rqg1/table100_innodb_dynamic_int.ibd.delta to ././rqg1/table100_innodb_dynamic_int.ibd... xtrabackup: page size for /mnt/var/cpb/test-4/backup-0.3/PERCONA_SCHEMA/backup_test_mark.ibd.delta is 16384 bytes Applying /mnt/var/cpb/test-4/backup-0.3/PERCONA_SCHEMA/backup_test_mark.ibd.delta to ././PERCONA_SCHEMA/backup_test_mark.ibd... xtrabackup: Temporary instance for recovery is set as followings. xtrabackup: innodb_data_home_dir = ./ xtrabackup: innodb_data_file_path = ibdata1:10M:autoextend xtrabackup: innodb_log_group_home_dir = /mnt/var/cpb/test-4/backup-0.3 xtrabackup: innodb_log_files_in_group = 1 xtrabackup: innodb_log_file_size = 770506752 xtrabackup: Starting InnoDB instance for recovery. xtrabackup: Using 104857600 bytes for buffer pool (set by --use-memory parameter) 130507 8:36:14 InnoDB: The InnoDB memory heap is disabled 130507 8:36:14 InnoDB: Mutexes and rw_locks use GCC atomic builtins 130507 8:36:14 InnoDB: Compressed tables use zlib 1.2.3 130507 8:36:14 InnoDB: Initializing buffer pool, size = 100.0M 130507 8:36:14 InnoDB: Completed initialization of buffer pool 130507 8:36:14 InnoDB: highest supported file format is Barracuda. InnoDB: Log scan progressed past the checkpoint lsn 1169936984 130507 8:36:14 InnoDB: Database was not shut down normally! InnoDB: Starting crash recovery. InnoDB: Reading tablespace information from the .ibd files... InnoDB: Doing recovery: scanned up to log sequence number 1175179776 (0 %) InnoDB: Doing recovery: scanned up to log sequence number 1180422656 (1 %) InnoDB: Doing recovery: scanned up to log sequence number 1185665536 (2 %) InnoDB: Doing recovery: scanned up to log sequence number 1190908416 (3 %) InnoDB: Doing recovery: scanned up to log sequence number 1196151296 (3 %) InnoDB: Doing recovery: scanned up to log sequence number 1201394176 (4 %) InnoDB: Doing recovery: scanned up to log sequence number 1206637056 (5 %) InnoDB: Doing recovery: scanned up to log sequence number 1211879936 (6 %) InnoDB: Doing recovery: scanned up to log sequence number 1217122816 (6 %) 130507 8:36:15 InnoDB: Starting an apply batch of log records to the database... InnoDB: Progress in percents: 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 130507 8:36:15 InnoDB: Assertion failure in thread 140162394552064 in file log0recv.c line 1246 InnoDB: Failing assertion: !page || (ibool)!!page_is_comp(page) == dict_table_is_comp(index->table) 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/5.5/en/forcing-innodb-recovery.html InnoDB: about forcing recovery. innobackupex: Error: innobackupex: ibbackup failed at /mnt/bin/xb-2.0/innobackupex line 386.