we need some information about cyrus-imap server

Scott Russell lnxgeek at us.ibm.com
Tue Mar 14 14:27:55 EST 2006


Jure Pečar wrote:
> This sounds interesting. With two levels deep hash one would easily get
> around 32k subdirs per dir limit most file systems have, which
> basically leaves you without much choice but reiserfs. 
>   

IBM jfs limit is 4G. That might be another option other than ReiserFS.

> I'm getting dangerously close to 32k users per letter and I don't feel
> comfortable with fulldirhash. Even with fulldirhash one can have at
> most 26*32k (~850k) users per instance, assuming nice even
> distribution ... But two level hash would raise this limit way up and
> give more choice of filesystems.
>   

-- 
Scott Russell <lnxgeek at us.ibm.com>
IBM Linux Technology Center, System Admin



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