[Gllug] AMD 64 X 2 / CentOS 4.3 x86-64 SMP RAID 5 slow

[John Hearns]

Garry Heaton wrote:
>
>
> sytem came up. I ran it at runlevel 5 and was shocked to find how slow the
> desktop loaded and how slow menus opened. At first, that is. There seems to
> be a pattern of apps and menus opening slowly first time after logging in
> then as normal if reopened.
Name resolution problem maybe?????

> 
> Basically the system, despite its impressive hardware, performs well below
> my relatively meagre desktop (Athlon XP 2800 / 1GB RAM / 7200rpm disk / no
> RAID). Is this something to do with RAID 5? 
You know the drill:
hdparm
bonnie++
iozone
iostat -d -x /dev/<disk>

-- 
      John Hearns
      Senior HPC Engineer
      Streamline Computing,
      The Innovation Centre, Warwick Technology Park,
      Gallows Hill, Warwick CV34 6UW
      Office: 01926 623130 Mobile: 07841 231235
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