Date: Thu, 21 Sep 2000 09:38:12 -0700 From: David Greenman <dg@root.com> To: Dwight Tuinstra <tuinstra@clarkson.edu> Cc: freebsd-fs <freebsd-fs@FreeBSD.ORG> Subject: Re: Journaling Filesystems in bsd? (LFS, anyone?) Message-ID: <200009211638.JAA09518@implode.root.com> In-Reply-To: Your message of "Thu, 21 Sep 2000 11:18:47 EDT." <39CA26D7.51D314BF@clarkson.edu>
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>There has been controversy regarding the performance claims >of LFS under various disk activity patterns. The research I'll be >doing aims to investigate the claims, especially after implementing >the optimizations proposed by Matthews et al (Improving the >Performance of Log-Structured File Systems With Adaptive Methods; >Proc. Sixteenth ACM Symposium on Operating System Principles). >Dr. Matthews is my advisor on this research. > >Is there any interest in porting/redesigning LFS for FreeBSD? Have you done any comparisons with FFS+softupdates? The goal of softupdates was to be as fast or faster than LFS for everything, not require a cleanerd, and along with "snapshots" eliminate requiring fsck before system startup. -DG David Greenman Co-founder, The FreeBSD Project - http://www.freebsd.org President, TeraSolutions, Inc. - http://www.terasolutions.com Pave the road of life with opportunities. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-fs" in the body of the message
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