Date: Wed, 3 Sep 2003 11:06:15 +0000 From: Geoff Buckingham <geoffb@chuggalug.clues.com> To: Max Clark <max.clark@media.net> Cc: freebsd-questions@freebsd.org Subject: Re: 20TB Storage System Message-ID: <20030903110615.GA25233@chuggalug.clues.com> In-Reply-To: <ILENIMHFIPIBHJLCDEHKGENGDCAA.max.clark@media.net> References: <20030902224136.GA98381@dan.emsphone.com> <ILENIMHFIPIBHJLCDEHKGENGDCAA.max.clark@media.net>
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On Tue, Sep 02, 2003 at 03:53:53PM -0700, Max Clark wrote: > Depends on whether you plan on crashing or not :) According to > http://lists.freebsd.org/pipermail/freebsd-fs/2003-July/000181.html, > you may not want to create filesystems over 3TB if you want fsck to > succeed. I don't know if that's using the default newfs settings > (which would create an insane number of inodes), though. > > - This is a big problem (no pun intended), my smallest requirement is still > 5TB... what would you recommend? The smallest file on the storage will be > 500MB. > If you files are all going this large I imagine you should look carefully at what you do with inodes, block and cluster sizes However I just read the newfs man page and am intrigued to know what effect the -g and -h options have.... -g avgfilesize The expected average file size for the file system. -h avgfpdir The expected average number of files per directory on the file system.
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