[prev in list] [next in list] [prev in thread] [next in thread] 

List:       freebsd-scsi
Subject:    Re: Very bad FreeBSD SCSI RAID5 write speed performance
From:       Martin Blapp <mb () imp ! ch>
Date:       2003-11-28 9:05:06
[Download RAW message or body]


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
------------------------------------------------------------------
_______________________________________________
freebsd-scsi@freebsd.org mailing list
http://lists.freebsd.org/mailman/listinfo/freebsd-scsi
To unsubscribe, send any mail to "freebsd-scsi-unsubscribe@freebsd.org"
[prev in list] [next in list] [prev in thread] [next in thread]