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SubjectRe: Is there a "make hole" (truncate in middle) syscall?
On Thu, Dec 04, 2003 at 06:03:12PM -0800, you [Mike Fedyk] wrote:
> o per file compression
> Ext2/3 has a flag for it, but support hasn't been implemented.

It has (for 2.0, 2.2, 2.4 ext2) - it just was never merged into baseline.


FWIW, I have a 2.2 server keeping >20 workstations' daily backups on
compressed ext2:

/dev/md2 441G 154G 287G 35% /backup-versioned
/dev/md4 144G 141G 3.5G 98% /backup-versioned2

and it's really solid.

> o make hole support

According to Andreas Dilger, Peter Braam has implemented this (sys_punch):

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