[Gllug] Large Page Patch

Huw Lynes huw-l at moving-picture.co.uk
Wed Aug 14 07:40:45 UTC 2002


On Tuesday 13 August 2002 22:40, Dave Jones wrote:
> Using large pages just buys you better usage of the CPUs TLB's, which
> depending on your workload may not be an improvement at all.
> Essentially, you want to be operating on 4MB chunks of data, with
> re-use of already-read data. If you're doing streaming I/O, you'll
> likely only use those pages once (read it, process it, throw it
> away).

That makes sense. Could the 64k have been in reference to something 
else? Perhapse in accesing block devices? 

Thanks,
Huw

-- 
| Huw Lynes               | The Moving Picture Company  |
| System Administrator    | 127 Wardour Street          |
|.........................| London, W1F 0NL             | 



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