Subject: Re: UBC and occasional-use apps
To: None <email@example.com>
From: Peter Seebach <firstname.lastname@example.org>
Date: 10/26/2001 03:35:36
In message <20011025233652.B11248@spathi.chuq.com>, Chuck Silvers writes:
>your observations support a theory I've had for a while,
>which is that the interactive performance problem is really the combination
>of two different phenomena:
> - application data gets paged out to swap when arguably it shouldn't.
> - other i/o in the system is swamping the disk, so reading anything back in
> takes a really long time.
Oh, very good point. It would be particularly interesting to see if the
system ever pages a block of Mozilla *back* out while trying to page it
>it's the combination of these two things that is really bad.
>everyone's been focusing on the first issue,
>but alleviating the second issue should also improve
>interactive performance a lot. we need to address the
>second issue even if the first issue is addressed,
>and maybe the second issue will turn out to be easier.
That's a very good point.