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- Slow speed in RAID?

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03-21-2017 02:34 AM
Hello,
I have a P410 RAID controller and 4x1TB SAS 7.2 RPM as a storage pool in RAID 1+0.
I installed windows on an SSD and run a benchmark on my RAID with ATTO Disk Benchmark.
The result was 400mb/sek write and around 550 mb/sek read.
I installed a cache module (512Mb with battery) and set the ratio 70% read and 30% write.
When I ran the benchmark again I got 1200 mb/sek write and 1600 mb/sek read the first half of the test, the second part write was still 1200 mb/sek but read dropped to around 300mb/sek...
Why did my read drop so dramastic?
I updated to latest firmware and drivers but problem remains.
Thank you
03-22-2017 01:31 PM
Hello,
for the unit you have you need to reach the Hewlett Packard Enterprise forums, find the link below
I am speaking for myself and not for HP.Say thanks by clicking the Kudos Thumbs Up to the right in the post.
If my post resolved your problem, please mark it as an Accepted Solution .
