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Date:	Tue, 24 Jun 2008 19:18:45 +0200
Subject: streaming read and write - test results

Nick Dokos writes:
 > If you have suggestions for
 > improvements, I'd be very interested in hearing them.
 > o 8 MSA1000 RAID controllers, each with four back-end SCSI busses, each
 > bus with 7 300GB 15K disks. Only one bus on each controller is used for
 > the tests below (the rest are going to be used for larger filesystem
 > testing). The 7 disks are striped ("horizontally" @ 128KB stripe size) at
 > the hardware level and exported as a single 2TB LUN (that's the current
 > hardware LUN size limit).

You may want to test one LUN without filesystem,
for example with zcav from bonnie++
Then the 8 together.

This way you have some points of comparison (for ext4 as well as other
filesystems) at a lower level.


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