Date: Fri, 28 Nov 2003 10:05:06 +0100 (CET) From: Martin Blapp <mb@imp.ch> To: freebsd-scsi@freebsd.org Subject: Re: Very bad FreeBSD SCSI RAID5 write speed performance Message-ID: <20031128100238.Q16675@cvs.imp.ch>
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Hi all, The performance issue with the IBM serveraid 5i has been solved. I've committed fixes which enabled the Cache as sideeffect. We have now ~40MB speed during write, ~60MB during read which is acceptable again. Thanks for the pointers and for your responses. Martin Martin Blapp, <mb@imp.ch> <mbr@FreeBSD.org> ------------------------------------------------------------------ ImproWare AG, UNIXSP & ISP, Zurlindenstrasse 29, 4133 Pratteln, CH Phone: +41 61 826 93 00 Fax: +41 61 826 93 01 PGP: <finger -l mbr@freebsd.org> PGP Fingerprint: B434 53FC C87C FE7B 0A18 B84C 8686 EF22 D300 551E ------------------------------------------------------------------
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