Subject: Re: 3/50 Ethernet speed
To: None <gwr@mc.com>
From: Scott J. Ellentuch <tuc@valhalla.stormking.com>
List: port-sun3
Date: 05/30/1995 12:07:07
In Gordon W. Ross's own words (And I ">_") :
> 
> > From: "Scott J. Ellentuch" <tuc@valhalla.stormking.com>
> > Date: Tue, 30 May 1995 08:59:39 -0400 (EDT)
> 
> > Hi all,
> > 
> > 	My box that I was playing with NetBSD is still down, still no
> > answers from anyone here.  However, in the mean time, I checked on something
> > on my other box running 4.1.1 .  I was given an Ethernet speed checking 
> > program.  To make a long story short, my throughput was about 2Mb/sec.
> > Is there something SERIOUSLY wrong with this box, or should I really be
> > expecting that?
> > 
> > 					Scott
> 
> What do the interface statistics show on the two machines?  The
> SunOS/sun3 "le" driver can not receive "back-to-back" packets...
> 
ip:
	76988 total packets received
	0 bad header checksums
	0 with size smaller than minimum
	0 with data size < data length
	0 with header length < data size
	0 with data length < header length
	0 fragments received
	0 fragments dropped (dup or out of space)
	0 fragments dropped after timeout
	0 packets forwarded
	0 packets not forwardable
	0 redirects sent
	0 ip input queue drops
icmp:
	5 calls to icmp_error
	0 errors not generated 'cuz old message too short
	0 errors not generated 'cuz old message was icmp
	Output histogram:
		echo reply: 15
		destination unreachable: 5
	0 messages with bad code fields
	0 messages < minimum length
	0 bad checksums
	0 messages with bad length
	Input histogram:
		echo: 15
	15 message responses generated
tcp:
	60288 packets sent
		27464 data packets (17345692 bytes)
		325 data packets (30750 bytes) retransmitted
		9540 ack-only packets (8425 delayed)
		0 URG only packets
		8 window probe packets
		21655 window update packets
		1296 control packets
	75028 packets received
		19984 acks (for 17323547 bytes)
		884 duplicate acks
		0 acks for unsent data
		61971 packets (67634515 bytes) received in-sequence
		20 completely duplicate packets (31 bytes)
		0 packets with some dup. data (0 bytes duped)
		508 out-of-order packets (58488 bytes)
		6 packets (6 bytes) of data after window
		6 window probes
		151 window update packets
		1 packet received after close
		280 discarded for bad checksums
		0 discarded for bad header offset fields
		0 discarded because packet too short
	460 connection requests
	393 connection accepts
	849 connections established (including accepts)
	862 connections closed (including 9 drops)
	17 embryonic connections dropped
	19120 segments updated rtt (of 19874 attempts)
	314 retransmit timeouts
		0 connections dropped by rexmit timeout
	8 persist timeouts
	0 keepalive timeouts
		0 keepalive probes sent
		0 connections dropped by keepalive
udp:
	0 incomplete headers
	0 bad data length fields
	0 bad checksums
	0 socket overflows

-- 
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