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Re: Best OS & Configuration for Dual Xeon w/4GB &

From: Miguel <mmiranda(at)123(dot)com(dot)sv>
To: Luke Lonergan <llonergan(at)greenplum(dot)com>
Cc: Postgresql Performance <pgsql-performance(at)postgresql(dot)org>
Subject: Re: Best OS & Configuration for Dual Xeon w/4GB &
Date: 2006-03-20 22:14:13
Message-ID: 441F2935.6000504@123.com.sv (view raw or flat)
Thread:
Lists: pgsql-performance
Luke Lonergan wrote:

>Miguel,
>
>
>On 3/20/06 1:51 PM, "Miguel" <mmiranda(at)123(dot)com(dot)sv> wrote:
>
>  
>
>>i forgot to mention that the 6 discs are in a MSA500 G2 external
>>storadge, additionally  i have two 36G a320 10k in raid 10 for the os
>>installed in the server slots.
>>    
>>
>
>I just checked online and I think the MSA500 G2 has it's own SCSI RAID
>controllers,
>
Yes, it has its own redundant controller,

> so you are actually just using the 5i as a SCSI attach, which
>it's not good at (no reordering/command queueing, etc).  So, just using a
>simple SCSI adapter to connect to the MSA might be a big win.
>  
>

I will try a LS320 and will let you know if i got any performance gain,
thanks for your advises

---
Miguel


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