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Date:      Fri, 16 Jan 1998 12:37:06 +1030
From:      Mike Smith <mike@smith.net.au>
To:        Joao Carlos Mendes Luis <jonny@coppe.ufrj.br>
Cc:        hackers@FreeBSD.ORG
Subject:   Re: Directory Search Optimization 
Message-ID:  <199801160207.MAA01037@word.smith.net.au>
In-Reply-To: Your message of "Thu, 15 Jan 1998 23:27:49 -0200." <199801160127.XAA03084@gaia.coppe.ufrj.br> 

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> Hi,
> 
>   Sometime ago I've heard about directory search optimizations in FreeBSD.
> How is this going ?  
> 
>   I have a small "problem" in /var/spool/mqueue, with 22k files.  Just
> removing some of them takes stupid ammounts of time and CPU:

What happens if you mount the filesystem async?  We regularly have 
directories many more files than that (eg. we have a disk in for 
replacement with several directories with more than 100,000 files in 
them).  We do try to discourage users from doing this, but working with 
them isn't all that bad.

-- 
\\  Sometimes you're ahead,       \\  Mike Smith
\\  sometimes you're behind.      \\  mike@smith.net.au
\\  The race is long, and in the  \\  msmith@freebsd.org
\\  end it's only with yourself.  \\ 





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