Date: Tue, 22 Jan 2002 12:30:09 -0700 (MST) From: "M. Warner Losh" <imp@village.org> To: des@ofug.org Cc: benno@jeamland.net, mckusick@FreeBSD.org, cvs-committers@FreeBSD.org, cvs-all@FreeBSD.org Subject: Re: cvs commit: src/sys/ufs/ffs ffs_alloc.c ffs_extern.h ffs_softdep.c Message-ID: <20020122.123009.119858796.imp@village.org> In-Reply-To: <xzpk7uao9l5.fsf@flood.ping.uio.no> References: <200201220617.g0M6HOx41725@freefall.freebsd.org> <1011697733.442.0.camel@ratchet.jeamland.net> <xzpk7uao9l5.fsf@flood.ping.uio.no>
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In message: <xzpk7uao9l5.fsf@flood.ping.uio.no>
Dag-Erling Smorgrav <des@ofug.org> writes:
: Benno Rice <benno@jeamland.net> writes:
: > This change breaks kernels without softupdates.
:
: Why do we even bother supporting that? (apart from the fact that the
: installation kernel is built without SU, though it would greatly
: benefit from it: in most cases, installation is bounded by the
: filesystem write speed)
Because softupdates are useless on systems that have low/no update
rates and the extra memory that the softupdates code can be reclaimed
by turning off the option.
Warner
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