[CentOS] kvm cluster w/ c6

Andrew Holway andrew.holway at gmail.com
Mon Oct 21 10:44:27 UTC 2013


On 21 October 2013 10:26, John R Pierce <pierce at hogranch.com> wrote:
> On 10/21/2013 2:21 AM, Andrew Holway wrote:
>> Remember that a single SATA harddrive has an approximate equivalent
>> performance of 1G ethernet. 100MB/s or so.
>
> A) I have a SATA3 3TB disk on my windows PC that is twice that fast on
> sequential IO

Really? what model?
>
> B) these new servers are SAS2 with 15k hybrid drives, and use RAID cards
> with 2GB flash-backed cache

Exactly. Use 10G!


>
>
>
> --
> john r pierce                                      37N 122W
> somewhere on the middle of the left coast
>
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