For comparison I RAN the same array on ICH10R (yayy! If you set up the paramaters exactly right then arrays are transferrable between ICH10R and LSI)
First up ICH10R:
Next my run with the same array on the LSI 9260-8i:
Looking at the results you can see that sequential writes suffer using onboard but seq reads are still very good and both random reads and writes are much improved...
As for access times, well, you can see the SAS overheads at play right there
Both arrays were running on my sigged system with 128k stripe and 64k offset.
Thoughts: Could one of you nice manufacturers get out a PCI-e 2.0 8x SATA only RAID card asap please![]()



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