myisamlog
myisamlogoptions[filename[table...]]
This utility scans and extracts information from the
myisam.log file, which logs debugging messages for
the MyISAM table handler. The name of the log file may be given. Also,
the command can list specific tables to limit scanning to these tables.
To activate the log, add the following line to the MySQL server
configuration file (e.g., my.cnf) under the
[server] section or the [mysqld]
section:
log-isam=/data/mysql/logs/myisam.log
Here is a list of options available for this utility in alphabetical order:
-?, -IThis option displays basic help information.
-c numberThis option limits the output to
number commands.
-DUse this option with a server that was compiled with debugging in effect.
-F pathThis option provides the file path to use. The path should end with a trailing slash.
-f filesThis option sets the maximum number of open files allowed.
-iThis option displays additional information.
-o offsetThis option specifies where in the log to begin the scan.
-PThis option displays information about processes.
-p numberThis option removes the given number of components from the front of the path.
-RThis option displays the current record position.
-rThis option displays recovery activities.
-uThis option displays update activities.
-VThis option displays the version of the utility.
-vThis option displays more information. Additional
vs (e.g., -vv) will increase
the amount of information.
-wThis option displays file write activities.