man db_stat (Commandes) - display DB statistics
NAME
db_stat - display DB statistics
SYNOPSIS
db_stat [-clmNt] [-C Acfhlmo] [-d file] [-h home] [-M Ahlm]
DESCRIPTION
The db_stat utility displays statistics for DB environments.
The options are as follows:
- -C
- Display internal information about the lock region. (The output from this option is often both voluminous and meaningless, and is intended only for debugging.)
- -A
- Display all information. -c Display lock conflict matrix. -f Display lock and object free lists. -l Display lockers within hash chains. -m Display region memory information. -o Display objects within hash chains.
- -c
- Display lock region statistics as described in db_lock(3).
- -d
- Display database statistics for the specified database as described in db_open(3).
- -h
- Specify a home directory for the database.
- -l
- Display log region statistics as described in db_log(3).
- -M
- Display internal information about the shared memory buffer pool. (The output from this option is often both voluminous and meaningless, and is intended only for debugging.)
- -A
- Display all information. -h Display buffers within hash chains. -l Display buffers within LRU chains. -m Display region memory information.
- -m
- Display shared memory buffer pool statistics as described in db_mpool(3).
- -N
- Don't acquire locks while displaying the statistics. This option is intended only for debugging corrupt regions and should not be used under any other circumstances.
- -t
- Display transaction region statistics as described in db_txn(3).
Values smaller than 10 million are generally displayed without any special notation. Values larger than 10 million are normally displayed as ``<number>M''.
ENVIRONMENT VARIABLES
The following environment variables affect the execution of db_stat:
SEE ALSO