Shulou(Shulou.com)06/01 Report--

1, Backup backup error mydumper -u root -p xxxx--trx-consistency-only -B test -T t1,t2 -o /backup/mysql/`date +%F`** (mydumper:19792): WARNING **: Using trx_consistency_only, binlog coordinates will not be accurate if you are writing to non transactional tables.** (mydumper:19792): CRITICAL **: There are queries in PROCESSLIST running longer than 60s, aborting dump, use --long-query-guard to change the guard value, kill queries (--kill-long-queries) or use different server for dump 2. Solution Add a-l parameter, set a value large enough, you can successfully backup mydumper -u root -p xxx --trx-consistency-only -l 99999999 -B test -T t1,t2 -o /backup/mysql/`date +%F` 3. Help files [mysql@roidb01 ~]$ mydumper --helpUsage: mydumper [OPTION...] multi-threaded MySQL dumpingHelp Options: -?, --help Show help optionsApplication Options: -B, --database Database to dump -T, --tables-list Comma delimited table list to dump (does not exclude regex option) -O, --omit-from-file File containing a list of database.table entries to skip, one per line (skips before applying regex option) -o, --outputdir Directory to output files to -s, --statement-size Attempted size of INSERT statement in bytes, default 1000000 -r, --rows Try to split tables into chunks of this many rows. This option turns off --chunk-filesize -F, --chunk-filesize Split tables into chunks of this output file size. This value is in MB -c, --compress Compress output files -e, --build-empty-files Build dump files even if no data available from table -x, --regex Regular expression for 'db.table' matching -i, --ignore-engines Comma delimited list of storage engines to ignore -N, --insert-ignore Dump rows with INSERT IGNORE -m, --no-schemas Do not dump table schemas with the data -d, --no-data Do not dump table data -G, --triggers Dump triggers -E, --events Dump events -R, --routines Dump stored procedures and functions -W, --no-views Do not dump VIEWs -k, --no-locks Do not execute the temporary shared read lock. WARNING: This will cause inconsistent backups --no-backup-locks Do not use Percona backup locks --less-locking Minimize locking time on InnoDB tables. **-l, --long-query-guard Set long query timer in seconds, default 60** -K, --kill-long-queries Kill long running queries (instead of aborting) -D, --daemon Enable daemon mode -I, --snapshot-interval Interval between each dump snapshot (in minutes), requires --daemon, default 60 -L, --logfile Log file name to use, by default stdout is used --tz-utc SET TIME_ZONE='+00:00' at top of dump to allow dumping of TIMESTAMP data when a server has data in different time zones or data is being moved between servers with different time zones, defaults to on use --skip-tz-utc to disable. --skip-tz-utc --use-savepoints Use savepoints to reduce metadata locking issues, needs SUPER privilege --success-on-1146 Not increment error count and Warning instead of Critical in case of table doesn't exist --lock-all-tables Use LOCK TABLE for all, instead of FTWRL -U, --updated-since Use Update_time to dump only tables updated in the last U days --trx-consistency-only Transactional consistency only --complete-insert Use complete INSERT statements that include column names -h, --host The host to connect to -u, --user Username with the necessary privileges -p, --password User password -a, --ask-password Prompt For User password -P, --port TCP/IP port to connect to -S, --socket UNIX domain socket file to use for connection -t, --threads Number of threads to use, default 4 -C, --compress-protocol Use compression on the MySQL connection -V, --version Show the program version and exit -v, --verbose Verbosity of output, 0 = silent, 1 = errors, 2 = warnings, 3 = info, default 2 --defaults-file Use a specific defaults file --ssl Connect using SSL --key The path name to the key file --cert The path name to the certificate file --ca The path name to the certificate authority file --capath The path name to a directory that contains trusted SSL CA certificates in PEM format --cipher A list of permissible ciphers to use for SSL encryption

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