Flushing the disk cache
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: ...