Subject: Re: is this a bug or a performance problem with UBC/UVM?
To: Chuck Silvers <email@example.com>
From: Matthew Jacob <firstname.lastname@example.org>
Date: 02/04/2001 11:34:56
It made the system so unresponsive that I had to power cycle it.
On Sun, 4 Feb 2001, Chuck Silvers wrote:
> that's a debug printf, complaining that we're trying to flush pages after EOF.
> nothing bad, just silly. I should give dbench a try and see where we're
> going wrong. that'll be quite a way down the todo list, though.
> On Sat, Jan 27, 2001 at 12:46:08PM -0800, Matthew Jacob wrote:
> > I'm running a neat little stress tester (dbench- quite useful for stressing a
> > system: ftp://samba.org/pub/tridge/dbench) on top of tree NetBSD on an
> > alpha....
> > A dbench 128 on a 128MB memory PC164 runs it out of memory pretty quick...
> > things sort of freeze up, but continue along... what's more alarming is this-
> > I'm getting continuous streams of these now:
> > uvn_flush: oor vp 0xfffffc000206e550 start 0x0 stop 0x8000 size 0x0
> > with various stop addressses and vnode pointers....
> > Was is das?