Roy W. Erickson wrote: > Today I upgraded my FC2 (now at kernel 2.6.7-1.494.2.2smp). I then went > to test out the vsftpd server (default versions delived by Fedora > installations and upgrades) I have running on it and I had a few > problems that did not seem to be present when I installed the machine > new + upgrade 1 month ago (kernel 2.2.6-1.494.2.2). > > The first post-upgrade transfer of 53 MB file size, from an XP client > (smartftp) to the server, ran at 'normal' speeds (4700KB/s). The next > transfer, also in the same direction, slowed to a crawl of about > 22KB/sec. Nothing transfered at any speed after that! > > I rebooted the server, made sure i turned off iptables, and tried again. > Same thing but even the first attempt was slow. I noticed I could get > stuff off the server (opposite direction) at the normal rates. > > Booted to kernel 2.6.7-1.494.2.2 (non smp) and the same thing. > > Booted to kernel 2.6.6-1.494.2.2 (smp?) and things seemed back to > normal. You could be seeing the effects of TCP scaling. http://lwn.net/Articles/92727/ James. -- E-mail address: james | "It has taken 24 years to get the Reichstag wrapped. @westexe.demon.co.uk | Chancellor Kohl said it would only be wrapped over | his dead body, so sensing an opportunity the | Bundestag outvoted him." -- The Guardian
