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SubjectRe: [ANNOUNCE] Ext3 vs Reiserfs benchmarks
Chris Mason <> writes:

> Yes, most mtas do this for queue files, I'm not sure how many do it for
> the actual spool file.

Maybe the control files are small enough to fit in one disk block,
making the operations atomic in practice. Or something.

> mail server authors are more than welcome to recommend the best
> safety/performance combo for their product, and to ask the FS guys
> which combinations are safe.

Yeah, but it's a shame if those combinations require performance hits
like "synchronous directory updates" or, worse, "fsync() == sync()".

I really wish MTA authors would just support Linux's "fsync the
directory" approach. It is simple, reliable, and fast. Yes, it does
require Linux-specific support in the application, but that's what
application authors should expect when there is a gap in the

- Pat
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