On Sun, 22 May 2011, Gordon Messmer wrote:
> To: CentOS mailing list <centos@xxxxxxxxxx>
> From: Gordon Messmer <yinyang@xxxxxxxxx>
> Subject: Re: SSD for Centos SWAP /tmp & /var/ partition
>
> On 05/20/2011 01:26 PM, Keith Roberts wrote:
>> I'm wondering if it would be a good idea to use a new SSD
>> for moving all the disk i/o to, that Linux likes to do so
>> often.
>
> Yes, it's often a really good idea. If you're doing software RAID on
> Linux, you really should either disable disk drives' write cache or have
> the system on a UPS with monitoring and automated shutdown. Most people
> will opt for the latter. Using an SSD can boost write performance and
> reliability for other systems. I just found this write-up on the topic:
>
> http://insights.oetiker.ch/linux/external-journal-on-ssd.html
>
>> Plus putting SWAP onto a decent SSD should speed
>> things up somewhat.
>
> Well, only if you're using swap space. If that's the case, adding RAM
> to the system will probably be less expensive and a lot more effective.
Thanks for that Gordon, and all the other replies so far.
This has given something to certainly consider doing
sometime soon.
Kind Regards,
Keith Roberts
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