Flushing the disk cache

Tue, 05 Feb 2008 02:46:21 +0000

I’ve been looking for this over and over and over, until I had some inspiration today (thanks to Andew and Chris) .. this has one and only one sole purpose: safekeeping, so I don’t end up searching for it all over again …

To free pagecache:

`1`	`# sync; echo 1 > /proc/sys/vm/drop_caches`

To free dentries and inodes:

`1`	`# sync; echo 2 > /proc/sys/vm/drop_caches`

To free pagecache, dentries and inodes:

Proc on BAFM

Flushing the disk cache