Re: why swap at all?

[Nick Piggin]

Matthias Schniedermeyer wrote:
> On Wed, May 26, 2004 at 09:19:40PM +1000, Nick Piggin wrote:

> > OK, this is obviously bad. Do you get this behaviour with 2.6.5
> > or 2.6.6? If so, can you strace the program while it is writing
> > an ISO? (just send 20 lines or so). Or tell me what program you
> > use to create them and how to create one?
>
>
> program: mkisofs
> kernel: 2.4.4-2.4.25, 2.6.4-2.6.6
> (To say it in other words, i never (seen/felt) a difference in 3 years.
> So if there is a difference i just didn't realized there is one)
> The current kernel is 2.6.5 as 2.6.6 sometimes just "hangs"
>
> Just throw together some lage files (My files are all >= 350MB, the
> "typical" case is about 4-5files with 800-1000MB each) and then
> mkisofs -J -r -o <image> <source-dir>
> I store the image files on another HDD to get best possibel throughput.
> My HDDs (these are "normal" IDE-HDDs) are capable of delivering about
> 35-40MB/s, the last time i measured i got about 70MB/s aggregated
> throughput while creating an image-file.

Thanks. I'll see if I can reproduce.
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