At 04:09 PM 2/2/2010, Adam Vande More wrote:
On Tue, Feb 2, 2010 at 2:51 PM, Jonathan Chen
<<mailto:j...@chen.org.nz>j...@chen.org.nz> wrote:
The 2 hosts are going in on cables to the same switch. I've tried
other ports and hosts , but experience the same problem.
I run a similar network setup at home, and am unable to replicate
your experience regardless which host is being copied
to/from. Perhaps you have a more specific issue eg nic driver ?
This is to a box on the same ethernet and subnet
0(ich10)% dd if=/dev/urandom of=testfile bs=1024k count=100
100+0 records in
100+0 records out
104857600 bytes transferred in 1.879028 secs (55804169 bytes/sec)
0(ich10)% scp testfile 192.168.1.207:/dev/null
testfile
100% 100MB 12.5MB/s 00:08
0(ich10)% scp -C testfile 192.168.1.207:/dev/null
testfile
100% 100MB 11.1MB/s 00:09
0(ich10)%
From RELENG_8 to RELENG_7
em0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 1500
options=19b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,VLAN_HWCSUM,TSO4>
ether 00:1c:c0:95:0d:0d
inet 192.168.1.219 netmask 0xffffff00 broadcast 192.168.1.255
media: Ethernet autoselect (100baseTX <full-duplex>)
status: active
uname -a
FreeBSD ich10.sentex.ca 8.0-STABLE FreeBSD 8.0-STABLE #13: Tue Jan 19
12:24:57 EST
2010 mdtan...@ich10.sentex.ca:/usr/obj/usr/src/sys/server i386
If you are using an em nic, does
sysctl -w dev.em.0.stats=1
give any interesting numbers in /var/log/messages ?
em0: Excessive collisions = 0
em0: Sequence errors = 0
em0: Defer count = 0
em0: Missed Packets = 0
em0: Receive No Buffers = 0
em0: Receive Length Errors = 0
em0: Receive errors = 0
em0: Crc errors = 0
em0: Alignment errors = 0
em0: Collision/Carrier extension errors = 0
em0: RX overruns = 0
em0: watchdog timeouts = 0
em0: RX MSIX IRQ = 0 TX MSIX IRQ = 0 LINK MSIX IRQ = 0
em0: XON Rcvd = 0
em0: XON Xmtd = 0
em0: XOFF Rcvd = 0
em0: XOFF Xmtd = 0
em0: Good Packets Rcvd = 1003041
em0: Good Packets Xmtd = 690690
em0: TSO Contexts Xmtd = 15709
em0: TSO Contexts Failed = 0
Results from RELENG_8 to RELENG_9 are about the same, but on a different nic
0(ich10)% scp testfile 10.255.255.117:/dev/null
testfile
100% 100MB 11.1MB/s 00:09
0(ich10)%
igb1: Excessive collisions = 0
igb1: Sequence errors = 0
igb1: Defer count = 0
igb1: Missed Packets = 0
igb1: Receive No Buffers = 0
igb1: Receive Length Errors = 0
igb1: Receive errors = 0
igb1: Crc errors = 0
igb1: Alignment errors = 0
igb1: Collision/Carrier extension errors = 0
igb1: RX overruns = 0
igb1: watchdog timeouts = 0
igb1: XON Rcvd = 0
igb1: XON Xmtd = 0
igb1: XOFF Rcvd = 0
igb1: XOFF Xmtd = 0
igb1: Good Packets Rcvd = 36484881
igb1: Good Packets Xmtd = 50922117
igb1: TSO Contexts Xmtd = 5452450
igb1: TSO Contexts Failed = 0
--
Adam Vande More
--------------------------------------------------------------------
Mike Tancsa, tel +1 519 651 3400
Sentex Communications, m...@sentex.net
Providing Internet since 1994 www.sentex.net
Cambridge, Ontario Canada www.sentex.net/mike
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