Re: Debugging severe performance problems
On Tuesday 27 December 2005 11:53, Gonzalo HIGUERA DÍAZ wrote:
> Given the three scenarios you give, specially the first and maybe
> also the third, disk access is a likely candidate. Check with hdparm
> whether the HDD-chipset is using the best transfer mode available
> (some DMA mode, given the hardware).
Uh-ouch. Yeah, I really thought that I used DMA, but when you said it, I
checked, and indeed it wasn't turned on in the kernel config. I needed
a recompile anyway, and I was sure to enable it.
My first impression is that this really did the trick! Thanks a lot!
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