Man page - cachedel(1)
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Manual
CACHEDEL
NAMESYNOPSIS
OPTIONS
DESCRIPTION
NAME
cachedel - drop pagecache for a file
SYNOPSIS
cachedel [-n <n>] file
OPTIONS
-n <n> "Repeat system call"
Will call posix_fadvise(POSIX_FADV_DONTNEED) <n> in a row.
DESCRIPTION
Call posix_fadvise(POSIX_FADV_DONTNEED) on file.