linux-ext4 - Re: Maildir quickly hitting max htree

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Message-ID: <2111161748390.26337@stax.localdomain>
Date:   Tue, 16 Nov 2021 17:52:55 +0000 (GMT)
From:   Mark Hills <mark@...x.org>
To:     Andreas Dilger <adilger@...ger.ca>
cc:     Ext4 Developers List <linux-ext4@...r.kernel.org>
Subject: Re: Maildir quickly hitting max htree

On Sat, 13 Nov 2021, Andreas Dilger wrote:

> >>> On Nov 12, 2021, at 11:37, Mark Hills <mark@...x.org> wrote:
> >>> 
> >>> Surprised to hit a limit when handling a modest Maildir case; does 
> >>> this reflect a bug?
> >>> 
> >>> rsync'ing to a new mail server, after fewer than 100,000 files there 
> >>> are intermittent failures:
> >> 
> >> This is probably because you are using 1KB blocksize instead of 4KB, 
[...]
> > Is block size the only factor? If so, a patch like below (untested) could 
> > make it clear it's relevant, and saved the question in this case.
> 
> The patch looks reasonable, but should be submitted separately with
> [patch] in the subject so that it will not be lost.  
> 
> You can also add on your patch:
> 
> Reviewed-by: Andreas Dilger <adilger@...ger.ca>

Thanks. When I get a moment I'll aim to test the patch and submit 
properly.

-- 
Mark