db_tuner (1) - Linux Man Pages
db_tuner: analyze and tune btree database
db_tuner - analyze and tune btree database
] -d file
] [-s database
utility analyzes the data in a btree database,
and suggests a page size that is likely to deliver optimal operation.
- -c cachesize
Specify a value of the cachesize, otherwise, the default value will be set.
- -d file
Display database statistics for the specified file. If the database contains multiple
databases and the -s flag is not specified, the statistics are for the internal
database that describes the other databases the file contains, and not for the file as a whole.
- -h home
Specify a home directory for the database environment.
- -s database
Display page size recommendation for the specified database
contained in the file specified with the -d flag.
Display verbose information.
utility assumes that databases are compacted when analysing the data.
The analysis is based on a static view of the data and the data access and update
patterns are not take into account.