Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262792AbUAEJTH (ORCPT ); Mon, 5 Jan 2004 04:19:07 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S263130AbUAEJTH (ORCPT ); Mon, 5 Jan 2004 04:19:07 -0500 Received: from mail.mediaways.net ([193.189.224.113]:53612 "HELO mail.mediaways.net") by vger.kernel.org with SMTP id S262792AbUAEJTF (ORCPT ); Mon, 5 Jan 2004 04:19:05 -0500 Subject: Re: xterm scrolling speed - scheduling weirdness in 2.6 ?! From: Soeren Sonnenburg To: Mike Fedyk Cc: Willy Tarreau , szonyi calin , azarah@nosferatu.za.org, Con Kolivas , Mark Hahn , Linux Kernel Mailing Lists , gillb4@telusplanet.net In-Reply-To: <20040104234703.GY1882@matchmail.com> References: <1073227359.6075.284.camel@nosferatu.lan> <20040104225827.39142.qmail@web40613.mail.yahoo.com> <20040104233312.GA649@alpha.home.local> <20040104234703.GY1882@matchmail.com> Content-Type: text/plain Message-Id: <1073294318.3247.80.camel@localhost> Mime-Version: 1.0 Date: Mon, 05 Jan 2004 10:18:39 +0100 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 786 Lines: 21 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... Hmmhh, Soeren - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/