[CentOS] PCI-X/PCIe RAID controller.

Christopher Chan christopher.chan at bradbury.edu.hk
Sun Apr 10 10:09:58 UTC 2011


On Sunday, April 10, 2011 04:30 AM, John R Pierce wrote:
> On 04/09/11 8:11 AM, Christopher Chan wrote:
>> On Saturday, April 09, 2011 10:47 PM, Drew wrote:
>>>> The key is the backplane, not the drives. You should be able to get u320
>>>> speeds if you have enough u160 drives.
>>> Does five drives count?
>> I guess that depends on whether they can flood an u320 bus. If they are
>> 10k/15k rpm drives, I'd think so...
>
>
> Ummmm. say huh?  if any one device on a SCSI channel is U160, the whole
> channel has to run no faster than U160, thats all she wrote.   its a
> single bus not a 'star' like SAS or SATA.
>

OH, is that how those babies work? The backplane is not using a 
controller chip that mutiplexes the stuff? Oops, sorry.



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