Messages in this thread | | | Date | Wed, 25 Mar 2009 11:40:28 -0700 (PDT) | From | Linus Torvalds <> | Subject | Re: Linux 2.6.29 |
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On Wed, 25 Mar 2009, Theodore Tso wrote: > > I'm beginning to think that using a "ratio" may be the wrong way to > go. We probably need to add an optional dirty_max_megabytes field > where we start pushing dirty blocks out when the number of dirty > blocks exceeds either the dirty_ratio or the dirty_max_megabytes, > which ever comes first.
We have that. Except it's called "dirty_bytes" and "dirty_background_bytes", and it defaults to zero (off).
The problem being that unlike the ratio, there's no sane default value that you can at least argue is not _entirely_ pointless.
Linus
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