From owner-freebsd-questions Sat May 6 16:27:52 1995 Return-Path: questions-owner Received: (from majordom@localhost) by freefall.cdrom.com (8.6.10/8.6.6) id QAA25054 for questions-outgoing; Sat, 6 May 1995 16:27:52 -0700 Received: from cs.weber.edu (cs.weber.edu [137.190.16.16]) by freefall.cdrom.com (8.6.10/8.6.6) with SMTP id QAA25048 for ; Sat, 6 May 1995 16:27:51 -0700 Received: by cs.weber.edu (4.1/SMI-4.1.1) id AA25511; Sat, 6 May 95 17:21:18 MDT From: terry@cs.weber.edu (Terry Lambert) Message-Id: <9505062321.AA25511@cs.weber.edu> Subject: Re: tcp performance tool? To: brian@mediacity.com (Brian Litzinger) Date: Sat, 6 May 95 17:21:18 MDT Cc: freebsd-questions@FreeBSD.org In-Reply-To: from "Brian Litzinger" at May 5, 95 07:01:05 pm X-Mailer: ELM [version 2.4dev PL52] Sender: questions-owner@FreeBSD.org Precedence: bulk > It seems that when I changed from ISA SMC Ultra Elite to a > DEC PCI ethernet card, I took quite a hit in network performance? > > Is there are tool or strategy I could use to measure the relative > performance of each card? > > Also, I've noticed the CP (collision) indicator on my ST-500 Lanview > lighting up quite a bit lately. You might want to check heartbeat status on the card; a lot of DEC equipment likes it, while most other equipment on the face of the Earth hates it horribly. If you are at a mostly DEC equipment site, you may want to actually have it on. Terry Lambert terry@cs.weber.edu --- Any opinions in this posting are my own and not those of my present or previous employers.