Hi TSM-ers,

our newly installed Gigabit Ethernet seems to have some performance
problems.
When I do the following FTP command between two UNIX (AIX) machines I only
get about 8Megabyte per second.

# ftp 10.135.11.55
Name: adminrt
Password:
ftp> put "|dd if=/dev/zero bs=32k count=10000" /dev/null
200 PORT command successful.
150 Opening data connection for /dev/null.
10000+0 records in.
10000+0 records out.
226 Transfer complete.
327680000 bytes sent in 39.5 seconds (8102 Kbytes/s)
local: |dd if=/dev/zero bs=32k count=10000 remote: /dev/null

This command transfers data from nowhere to nowhere so no disk
is involved. The performance numbers only include network, network adapter,
TCP/IP and a bit of UNIX.
Do you think 8MB/s is OK for Gigabit Ethernet?
Would anyone be so kind and test this command in their own UNIX environment
and tell me the numbers?

Thanks in advance and greetings from Austria
Thomas Rupp
Vorarlberger Illwerke AG
MAIL:   [EMAIL PROTECTED]
TEL:    ++43/5574/4991-251
FAX:    ++43/5574/4991-820-8251



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