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SubjectRe: Avoiding OOM on overcommit...?
On Mon, 27 Mar 2000, Linda Walsh wrote:

> Khimenko Victor wrote:
> > There is small difference: there are disk quotas, but there are NO memory
> > quotas :-( Per-user ones, not per-process ones I mean...
> ---
> Maybe there need to be memory quotas. Dunno. But referring to the
> file system. It is the file doing the write that returns with an error
> code. Not another random process that happened to be using disk space. Also,
> reserving 5% (for root) isn't considered to be a horrible kludge to allow
> for recovery from such situations.

But 5% reservation is not there for recovery from FS full situation.
Ext2 guys should drop a word here, but AFAIK it's mainly for performance
reasons (it was for FFS, where it was introduced the first time: at 95%
many allocation optimizations simpy failed).

>
> -linda
>
> --
> Linda A Walsh | Trust Technology, Core Linux, SGI
> law@sgi.com | Voice: (650) 933-5338
>

.TM.
--
____/ ____/ /
/ / / Marco Colombo
___/ ___ / / Technical Manager
/ / / ESI s.r.l.
_____/ _____/ _/ Colombo@ESI.it


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