Date: Thu, 19 Feb 2004 09:44:05 -0600 (CST) From: Mike Silbersack <silby@silby.com> To: Mike Tancsa <mike@sentex.net> Cc: freebsd-performance@freebsd.org Subject: Re: Tuning for large outbound smtp queues Message-ID: <20040219094054.X28073@odysseus.silby.com> In-Reply-To: <6.0.3.0.0.20040219103403.0919ba80@209.112.4.2> References: <20040219005922.X28073@odysseus.silby.com> <6.0.3.0.0.20040219103403.0919ba80@209.112.4.2>
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On Thu, 19 Feb 2004, Mike Tancsa wrote: > Actually, do you still need to newfs the partition afterwards to take > advantage of UFS_DIRHASH ? I seem to recall a long time ago this was the > case. > > ---Mike Nope, UFS_DIRHASH is just another layer of caching the kernel does, nothing more. You're thinking of when the new dirpref code went into the kernel, which changed where new directories were located on the disk. In order to take full advantage of that change, you would have to start from scratch. (That would not be necessary if the disk was mostly empty, however.) Mike "Silby" Silbersack
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