June 19, 2013

Post: How innodb_open_files affects performance

… it fully in Innodb data dictionary the operation is slower than MyISAM tables. Though the difference can be related to the size of set… normally! InnoDB: Starting crash recovery. InnoDB: Reading tablespace information from the .ibd files… InnoDB: Restoring possible half-written data pages from the doublewrite InnoDB: buffer… InnoDB: Doing recovery: scanned up to…

Comment: How to estimate time it takes Innodb to Recover ?

… normally! InnoDB: Starting crash recovery. InnoDB: Reading tablespace information from the .ibd files… InnoDB: Restoring possible half-written data pages from the doublewrite InnoDB: buffer… InnoDB: Doing recovery: scanned up to… all disabled from 20 servers: # Uncomment the following if you are using InnoDB tables #innodb_data_home_dir = /var/lib/mysql/ #innodb_data_file…

Comment: Returning to InnoDB scalability

the equation. 060804 21:29:29 InnoDB: Database was not shut down normally! InnoDB: Starting crash recovery. InnoDB: Reading tablespace information from the .ibd files… InnoDB: Restoring possible half-written data pages from the doublewrite InnoDB: buffer… 060804 21:29:29 InnoDB: Starting log…

Comment: How to change innodb_log_file_size safely

… size to 64 MB InnoDB: Database physically writes the file full: wait… InnoDB: The log sequence number in ibdata files does not…! InnoDB: Starting crash recovery. InnoDB: Reading tablespace information from the .ibd files… InnoDB: Restoring possible half-written data pages from the doublewrite InnoDB: buffer… 130319 0:10:26 InnoDB: Started; log…

Comment: How to change innodb_log_file_size safely

… size to 5 MB InnoDB: Database physically writes the file full: wait… InnoDB: The log sequence number in ibdata files does not…! InnoDB: Starting crash recovery. InnoDB: Reading tablespace information from the .ibd files… InnoDB: Restoring possible half-written data pages from the doublewrite InnoDB: buffer… 120502 11:51:16 InnoDB: Started; log…