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Re: [Nmh-workers] Slowdown with a Populated Folder.

From: Ralph Corderoy
Subject: Re: [Nmh-workers] Slowdown with a Populated Folder.
Date: Wed, 01 Jan 2014 15:37:36 +0000

Hi David,

> > My rmmproc creates filenames like ,10139,1388316255.094920554 so as
> > more of those pile up, less entries fit in the 32KiB and more calls
> > to it are needed and there's more entries starting with `,' to be
> > skipped over.  Clearly, I need to switch to ',' + base254-encoding.
> > ;-)
> Or move the ',' files to a separate directory?  That would just delay
> your problem, but maybe significantly?

Yes, that would be a good option, I agree.

> > Consequently, another mark is needed first, the one above, to detect
> > if the sequence exists.  A more useful interface would cut the
> > number of userspace commands that need to run, and thus the number
> > of getdents.
> Or is there a way to deal gracefully with the error if sequece foo
> doesn't exist?

Checking $? is 1 and stderr was just one line matching /^mark: no such
sequence as / is a bit of a pain.  I'm happy with Ken's alternative.

Cheers, Ralph.

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