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Re: [PATCH] Implement sharding for FSFS

From: Mattias Engdegård <mattias_at_virtutech.se>
Date: 2007-04-16 14:58:03 CEST

Malcolm Rowe <malcolm-svn-dev@farside.org.uk> writes:

>> The idea is that if you have more than a million revs, you're hopefully
>> running on a good filesystem and using good tools; even if you aren't,
>> whatever problem you're seeing is only 1/1000 as bad as it used to be.
>>=20

>Yup.

Note that with this single-level sharding scheme we are getting closer
to another limit present in many Unix systems where the inode link
count is 16 bit wide: 32767 subdirectories in a single directory.

It will only be a problem for very large repositories, but it introduces
a limitation that was not there before.

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Received on Mon Apr 16 14:58:36 2007

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