*BSD News Article 88532


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From: peter@cyklop.volvo.se (peter hakanson)
Newsgroups: comp.unix.bsd.bsdi.misc
Subject: Re: Extremely slow FTP transfers (in one direction)
Date: 7 Feb 1997 14:12:19 GMT
Organization: Volvo Corp.
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I would suggest running tcpdump and examine the results
(man tcpdump for details)

peter h
Carlos Rimola (crimola@altacom.net) wrote:
: I recently installed BSDI 2.1 on a local machine and everything is working
: fine except for very slow ftp transfers in the direction of this machine
: (either "gets" from it or "puts" to it).

: So for example (the client is the one issuing the get/put):

: Action              Server               Client              Result
: ftp get              bsdi 2.1             bsdi 2.0           1.2e+02 Kb/sec
: ftp put              bsdi 2.1             bsdi 2.0           1.6 Kb/sec !!!

: ftp get              bsdi 2.0             bsdi 2.1           1.8 Kb/sec !!!
: ftp put              bsdi 2.0             bsdi 2.1           1.3e+02 Kb/sec

: The 2.1 machine is a very plain Pentium 166 w/ AHA 1542, 32MB, CD ROM, 4
: Gig IBM H/D and SMC WD8013 configured at I/O=280, IRQ=10, Base=0xd000. 
: Nothing else, except for serial and parallel ports.

: The 2.0 machine is a Toshiba Satellite (410CDT) with a Xircom parallel port
: ethernet adapter.

: BTW, I have Windows NT installed on a second partition on the 2.1 machine
: disk and it gets acceptable (high) throughput in both directions when doing
: FTPs.

: I have also done "sysctl -w net.inet.tcp.do_rfc1323=0" and have disabled
: DNS resolution but to no avail..

: Any pointers/help will be greatly appreciated!

: Carlos Rimola

--
--
<peter.devnull@cyklop.volvo.se> (remove ".devnull" before use!)
Peter Hakanson  VolvoData Dep 2580 phone +46 31 66 74 27