NAME¶

cachestats - print cache statistics for a file

SYNOPSIS¶

cachestats [-qv] file

DESCRIPTION¶

Print number of cached vs. not-cached pages.

OPTIONS¶

-v "Verbose mode"

Print verbose cache map, where each page that is present in the cache is marked with `x`.

-q "Quiet mode"

The exit status is 0 (success) if the file is fully cached.

EXAMPLE¶

$ cachestats -v ~/somefile.mp3
pages in cache: 85/114 (74.6%)  [filesize=453.5K, pagesize=4K]
cache map:


     0: |x|x|x|x|x|x|x|x|x|x|x|x|x|x|x|x|x|x|x|x|x|x|x|x|x|x|x|x|x|x|x|x|


    32: |x|x|x|x|x|x|x|x|x|x|x|x|x|x|x|x|x|x|x|x|x|x|x|x|x|x|x|x|x|x|x|x|


    64: |x|x|x|x|x|x|x|x|x|x|x|x|x|x|x|x|x|x|x|x| | | | | | | | | | | | |


    96: | | | | | | | | | | | | | | | | | |x|

SEE ALSO¶

Also, you can use `vmstat 1` to view cache statistics.