From owner-freebsd-questions Thu Feb 9 19:39:57 1995 Return-Path: questions-owner Received: (from root@localhost) by freefall.cdrom.com (8.6.9/8.6.6) id TAA28503 for questions-outgoing; Thu, 9 Feb 1995 19:39:57 -0800 Received: from halloran-eldar.lcs.mit.edu (halloran-eldar.lcs.mit.edu [18.26.0.159]) by freefall.cdrom.com (8.6.9/8.6.6) with SMTP id TAA28497 for ; Thu, 9 Feb 1995 19:39:54 -0800 Received: by halloran-eldar.lcs.mit.edu; id AA02532; Thu, 9 Feb 1995 22:39:30 -0500 Date: Thu, 9 Feb 1995 22:39:30 -0500 From: Garrett Wollman Message-Id: <9502100339.AA02532@halloran-eldar.lcs.mit.edu> To: Ron Minnich Cc: freebsd-questions@FreeBSD.org Subject: enet throughput In-Reply-To: References: Sender: questions-owner@FreeBSD.org Precedence: bulk < said: > from freebsd -> freebsd i see 200 kbytes/second. Linux on similar boxes, > same cards, sees 980 according to a friend. Two almost identical Pentium 60's running yesterday's kernel, one with a genuine SMC 8416 and one with a cheap 8216 clone: ttcp-r: 16777216 bytes in 16.56 real seconds = 989.23 KB/sec +++ ttcp-r: 16777216 bytes in 2.89 CPU seconds = 5678.54 KB/cpu sec ttcp-r: 11460 I/O calls, msec/call = 1.48, calls/sec = 691.93 ttcp-r: 0.0user 2.8sys 0:16real 17% 52i+613d 138maxrss 0+2pf 6787+108csw ttcp-t: 16777216 bytes in 16.67 real seconds = 983.04 KB/sec +++ ttcp-t: 16777216 bytes in 3.65 CPU seconds = 4494.08 KB/cpu sec ttcp-t: 2048 I/O calls, msec/call = 8.33, calls/sec = 122.88 ttcp-t: 0.0user 3.5sys 0:16real 21% 35i+440d 178maxrss 0+2pf 3969+41csw This on a moderately loaded (~ 100 machines) Ethernet. -GAWollman -- Garrett A. Wollman | Shashish is simple, it's discreet, it's brief. ... wollman@lcs.mit.edu | Shashish is the bonding of hearts in spite of distance. Opinions not those of| It is a bond more powerful than absence. We like people MIT, LCS, ANA, or NSA| who like Shashish. - Claude McKenzie + Florent Vollant