Date: Thu, 24 Jul 2003 16:44:22 -0500 From: Dan Nelson <dnelson@allantgroup.com> To: David Kelly <dkelly@HiWAAY.net> Cc: FreeBSD-Questions@freebsd.org Subject: Re: Defragment HDD Message-ID: <20030724214421.GG32490@dan.emsphone.com> In-Reply-To: <200307241542.09377.dkelly@HiWAAY.net> References: <Pine.BSF.4.21.0307241548210.73690-100000@lexus.isprime.com> <004501c3521d$e8532c40$3501a8c0@pro.sk> <20030724201242.GC32490@dan.emsphone.com> <200307241542.09377.dkelly@HiWAAY.net>
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In the last episode (Jul 24), David Kelly said: > On Thursday 24 July 2003 03:12 pm, Dan Nelson wrote: > > The FFS filesystem reserves 8% of the disk space so that it can > > allocate contiguous blocks for files. > > It happens to serve that function, but I understood the reserve is > for root so that users can not fill filesystems and kill root > processes. The reserve does not apply to UID 0. No, it's really for the filesystem; see the tuning manpage, under -m. The root thing is because under Unix, you must always allow root to shoot itself in the foot :) -- Dan Nelson dnelson@allantgroup.com
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