atom feed39 messages in org.freebsd.freebsd-stableRe: Hardware RAID vs vinum
FromSent OnAttachments
Phil RosenthalMay 26, 2002 8:41 pm 
Kirk StrauserMay 26, 2002 8:52 pm 
Kenneth D. MerryMay 26, 2002 10:00 pm 
Holger KippMay 27, 2002 12:35 am 
Vallo KallasteMay 27, 2002 1:43 am 
Cy Schubert - CITS Open Systems GroupMay 27, 2002 6:02 am 
Mike TancsaMay 27, 2002 6:17 am 
Miguel MendezMay 27, 2002 6:35 am 
Miguel MendezMay 27, 2002 6:39 am 
Tod McQuillinMay 27, 2002 6:48 am 
Phil RosenthalMay 27, 2002 9:26 am 
Vallo KallasteMay 27, 2002 9:49 am 
Phil RosenthalMay 27, 2002 9:52 am 
David J DuchscherMay 27, 2002 12:19 pm 
Vallo KallasteMay 27, 2002 12:45 pm 
Greg 'groggy' LeheyMay 27, 2002 5:26 pm 
Greg 'groggy' LeheyMay 27, 2002 5:27 pm 
Greg 'groggy' LeheyMay 27, 2002 5:29 pm 
Lamont GranquistMay 28, 2002 12:30 am 
Greg 'groggy' LeheyMay 28, 2002 12:31 am 
Jan L. PetersonMay 28, 2002 9:49 am 
Scott LongMay 28, 2002 10:45 am 
Doug WhiteMay 28, 2002 1:03 pm 
Greg 'groggy' LeheyMay 28, 2002 5:15 pm 
Long, ScottMay 28, 2002 5:59 pm 
Greg 'groggy' LeheyMay 28, 2002 9:11 pm 
Philip J. KoenigMay 29, 2002 1:43 am 
Andrew P. LentvorskiMay 29, 2002 3:26 am 
Scott LongMay 29, 2002 7:06 am 
Scott LongMay 29, 2002 7:11 am 
Philip J. KoenigMay 29, 2002 8:01 am 
Joe KelseyMay 29, 2002 4:28 pm 
Greg 'groggy' LeheyMay 29, 2002 4:32 pm 
Matthew DillonMay 29, 2002 5:16 pm 
Greg 'groggy' LeheyMay 29, 2002 5:45 pm 
Eric ParuselMay 29, 2002 11:01 pm 
Scott LongMay 30, 2002 12:30 am 
Greg 'groggy' LeheyMay 30, 2002 12:43 am 
Gregory SutterMay 30, 2002 2:48 pm 
Subject:Re: Hardware RAID vs vinum
From:Lamont Granquist (lam@scriptkiddie.org)
Date:May 28, 2002 12:30:13 am
List:org.freebsd.freebsd-stable

On Tue, 28 May 2002, Greg 'groggy' Lehey wrote:

On Monday, 27 May 2002 at 6:02:23 -0700, Cy Schubert - CITS Open Systems Group
wrote:

It turned out that moving the application to hardware RAID improved performance by 40 times.

This can only happen if there's something very wrong with the software RAID-5, either the implementation or the configuration.

My first thought was cache on the hardware RAID array.

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