Re: [ext3][kernels >= 2.6.20.7 at least] KDE going comatose when FS is under heavy write load (massive starvation)

From: hui
Date: Fri Apr 27 2007 - 16:13:31 EST


On Fri, Apr 27, 2007 at 12:50:34PM -0700, Linus Torvalds wrote:
> Oh, well.. Journalling sucks.
>
> I was actually _really_ hoping that somebody would come along and tell
> everybody that this whole journal-logging is stupid, and that it's just
> better to not ever re-write blocks on disk, but instead write to new
> blocks with version numbers (and not re-use old blocks until new versions
> are stable on disk).
>
> There was even somebody who did something like that for a PhD thesis, I
> forget the details (and it apparently died when the thesis was presumably
> accepted ;).

That sounds a whole lot like NetApp's WAFL file system and is heavily patented.

bill

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