[Devel] Re: [PATCH 9/9] ext3: do not throttle metadata and journal IO

[Andrew Morton]

On Thu, 23 Apr 2009 00:35:48 -0400 Theodore Tso <tytso at mit.edu> wrote:

> I hope someone like akpm is paying very close attention and auditing
> these patches both from an low-level patch cleanliness point of view
> as well as a high-level design review.

Not yet, really.  But I intend to.  Largely because I've always been
very skeptical that anyone has found a good solution to...

>  Or at least that *someone* is
> doing so and can perhaps document how all of these knobs interact.
> After all, if they are going to be separate, and someone turns the I/O
> throttling knob without bothering to turn the write throttling knob
> --- what's going to happen?  An OOM?  That's not going to be very safe
> or friendly for the sysadmin who plans to be configuring the system.

... this problem.
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