Re: Write-intent bitmap decreases or increase performance of RAID5?
From: Mikael Abrahamsson <hidden>
Date: 2010-06-30 05:54:55
On Wed, 30 Jun 2010, Roman Mamedov wrote:
dd if=/dev/zero of=zerofile bs=1M count=2048 conv=fdatasync,notrunc
To be a bit more sure about accurate measurement, make sure the amount of data you're transferring is twice the amount of RAM in the machine, the above is only 2 gigs of data. -- Mikael Abrahamsson email: swmike@swm.pp.se