Re: xterm scrolling speed - scheduling weirdness in 2.6 ?!

[Martin Schlemmer <azarah _at_ xxxxxxxxxxxxxxxx>]

On Mon, 2004-01-05 at 11:18, Soeren Sonnenburg wrote:
> On Mon, 2004-01-05 at 00:47, Mike Fedyk wrote:
> > On Mon, Jan 05, 2004 at 12:33:12AM +0100, Willy Tarreau wrote:
> > > at a time. I have yet to understand why 'ls|cat' behaves
> > > differently, but fortunately it works and it has already saved
> > > me some useful time.
> > 
> > cat probably does some buffering for you, and sends the output to xterm in
> > larger blocks.
> 
> yes indeed, judging from the cat source it does chose optimal buffer
> size, here 1024 byte... so it reads/writes larger chunks... and jump
> scrolling takes place...
> 

I cannot reboot right now, so have wrong kernel for testing, but could
anyone see what happens if you start X reniced to +10 or such?  Maybe
some other numbers?


-- 
Martin Schlemmer

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