> Charles, > >> Unless somebody squawks loudly and soon, I'm going to release >> inetutils-1.5-4 using 4k buffers for ftpd send_data(). >> Charles, > >> Unless somebody squawks loudly and soon, I'm going to release >> inetutils-1.5-4 using 4k buffers for ftpd send_data(). > > Squawk! > > Unfortunately, with XP SP2, Cygwin 1.5 as the server machine, I get > pretty much the same symptoms with each of the above ftpds serving up > a 350mb file: > > 1. In all cases, the ftpd process' memory usage increases to ~350mb, > 2. As the buffer value decreases, the process' cpu usage increases > (ftpd-1k.exe used about 75% of the cpu vs. about 10% for ftpd-8k.exe), > 3. Performance jumped around (ftpd-1k transferred the file in > 90seconds, ftpd-4k in 166 seconds, ftp-8k in 114 seconds on a wired > network)
Quick addendum: I copied over in.ftpd.exe from another Cygwin installation running inetutils 1.3.2 and symlinked it to ftpd on my server; using that to serve the same file, memory usage sticks at 3500kb, cpu usage never rises about 5%, and the file was delivered in 194 seconds. Ant. -- Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple Problem reports: http://cygwin.com/problems.html Documentation: http://cygwin.com/docs.html FAQ: http://cygwin.com/faq/
