[CentOS] using CentOS as an iSCSI server?

Ross Walker rswwalker at gmail.com
Wed Oct 21 15:07:03 UTC 2009


On Oct 21, 2009, at 9:47 AM, Rainer Duffner <rainer at ultra-secure.de>  
wrote:

> Chan Chung Hang Christopher schrieb:
>>
>> I suspect so. After all, it is just seen as a disk as far as md is
>> concerned and it will do the same normal thing if you unplugged a  
>> single
>> disk from the array.
>>
>
>
> But the latency over the net is much higher.
> Who knows if the kernel can handle this in all situations?

I'm sure the kernel can handle the slowness, it's the cache  
consistency one has to be careful with in these setups. With so many  
caching devices in the chain, one must make sure the write and read  
cache is consistent throughout.

-Ross



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