Re: Network Abuse by Netscape? -- Was: Mosaic replacements, etc...

Dave Crocker (
Fri, 28 Oct 1994 04:34:23 +0100

Overall, I am astonished by the current furor over the attempt to get
better-perceived user performance. The Web has some design characteristics
which make good performance difficult. Namely, all the connection opening.

Overlapping i/o requests is a time-honored approach to improving performance.

On the other hand...

At 12:34 PM 10/22/94, Brian Behlendorf wrote:
>you are totally optimizing for people on the slow end of a 14.4 modem,

overlapping doesn't always help.

My eperience living on the end of a 14.4 modem suggests that MAYBE two
simultaneous transfers work well, but I don't think so. Certainly not

The problem is that the congestion control mechanisms in TCP aren't
sufficiently sensitive to "coordinate" the consumption of such a small


Dave Crocker
Brandenburg Consulting Phone: +1 408 246 8253
675 Spruce Dr. Fax: +1 408 249 6205
Sunnyvale, CA 94086 Email: