… 1 MySQL thread id 3, OS thread handle 0x7f84a78ba700, query id 163 localhost msandbox TABLE LOCK table `test`.`t` trx id 72C lock mode IX RECORD LOCKS space id 19 page no 4 n bits 80 index `age` of table `test`.`t` trx id… these two options is that the second one is a global variable that affects all sessions and needs a server restart…
Post: Global Transaction ID and other patches available!
May 13, 2009 By 9 Comments
… mysql-team) made a great contribution to MySQL. Patches global transaction IDs, binlog event checksums and crash-safe replication state are separated… published on Launchpad (https://code.launchpad.net/~jtolmer/mysql-server/global-trx-ids). For me it was a big wall in using these… or MySQL releases. If you do not know what is Global Transactional ID is – it is worth to look http://code.google…
Post: SHOW INNODB STATUS walk through
July 17, 2006 By 40 Comments
…is information about currently active transactions: ———— TRANSACTIONS ———— Trx id counter 0 80157601 Purge done for trx‘s n:o < 0 80154573 undo ... bit conflicting information. This is by design as requiring global lock to provide consitent information would cause significant overhead. …
Comment: Flexviews is a working scalable database transactional memory example
May 19, 2011 By 3 Comments
… future of the PHP replication plugin….What?…Think of a global transaction ID as a unique identifier for a change set in… trx .trx id BIGINT UNSIGNED NOT NULL. ENGINE memory ..INSERT INTO trx VALUES 0 ..When ever you commit a transaction UPDATE the trx id field ..UPDATE trx SET trx id trx id 1.From ….Dear MySQL…
Post: Copying InnoDB tables between servers
July 31, 2009 By 10 Comments
… to undo InnoDB: Trx id counter is 0 1560320 …. id 0 1559932, 13 rows to undo InnoDB: Rolling back of trx id 0 1559932 completed 090730 23:23:35 InnoDB: Rolling back trx with id 0 1559890, 30 rows… with 5.1.36. On new server we run set global innodb_expand_import=1; to put XtraDB into extended import…
Comment: Product to try: MySQL/MariaDB-Galera 0.8
June 13, 2011 By 34 Comments
…Henrik I agree that question on innodb_flush_log_at_trx_commit=1 and sync_binlog=1 ( and Galera also recommends…. There is just no direct relation between binlog_event and Global Transaction ID. I am not sure how hard to implement support… this case we need to have relation between LSN and Global Transaction ID, which should be possible).
Comment: Product to try: MySQL/MariaDB-Galera 0.8
June 13, 2011 By 34 Comments
…? Since they have global transaction id’s, a disconnected slave could just ask to get all transactions after a certain id. Of course… comparison is single node with both innodb_flush_log_at_trx_commit=1 and sync_binlog=1, and two Galera nodes…
Comment: Product to try: MySQL/MariaDB-Galera 0.8
June 13, 2011 By 34 Comments
… far this makes sense.) @Vadim: If you store the Global transaction ID into an InnoDB table, there you have a relation to… replication to something that already had innodb_flush_log_at_trx_commit=2 then you get significant improvement in durability. Of…
Post: Undo area size restriction needed for Innodb
November 9, 2006 By 4 Comments
… up InnoDB: in total 292735956 row operations to undo InnoDB: Trx id counter is 0 96267520 So MySQL Server was restarted (it… would violate the limit. It is also possible to use global limit for undo entries but I think it is less…
Comment: Database problems in MySQL/PHP Applications
November 6, 2006 By 12 Comments
… this file to # /etc/my.cnf to set global options, # mysql-data-dir/my.cnf to set … will not function as a slave if omitted #server-id = 2 # # The replication master for this slave – required … #innodb_log_buffer_size = 32M #innodb_flush_log_at_trx_commit = 1 #innodb_lock_wait_timeout = 50 [mysqldump]…
