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.
