Why don't you post the output from 'top' so we can see what you are seeing, rather than us having to guess.
Also, explain how you have FCGI support configured and whether the Python FCGI adapter you are using is enabled so as to create multiple handler threads. Graham On Dec 10, 4:29 pm, JLIST <[EMAIL PROTECTED]> wrote: > Hello Gary, > > Yes, I must have compared the virtual memory with real memory. > However, the "used" memory shown by top seems to go with > virtual memory size, i.e., if I start 10 Python, there will > be about 800MB memory shows "used." And if I want to start more, > I'll start to get memory errors. So, no matter what that is, > I'm having a hard time starting 20 Python processes with 1.5GB > memory. I didn't have this problem with PHP, and don't have this > problem on Windows. Something doesn't sound right here :) > Maybe those who are running big sites with web.py can speak up > and tell us how well Python apps scale on Linux servers? > > Jack > > > You've compared them wrong - you're comparing virtual memory use on > > Linux to real memory use on Windows. For example, here's the physical > > and virtual usage I get (on OS X) for a freshly opened Python > > instance: > > grbmbp:~ grb$ ps -c -p 17894 -o command,rss,vsize > > COMMAND RSS VSZ > > Python 2556 37140 > > Here's the same thing on Linux: > > [EMAIL PROTECTED] ~]$ ps -o cmd,rss,vsize -p 17853 > > CMD RSS VSZ > > python 2672 7620 > > RSS (or RSIZE, or RES) is the "resident set size", which is roughly > > the amount of physical RAM the process is using. This is generally > > what you should care about. VSZ (or VSIZE, or VIRT) is a measure of > > the size of the process' virtual address space. You probably > > shouldn't be concerned with this number at all. Measuring actual > > memory usage is a very subtle and error-prone process, and there's no > > single number in top or anywhere else that can summarize it. --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "web.py" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [EMAIL PROTECTED] For more options, visit this group at http://groups.google.com/group/webpy?hl=en -~----------~----~----~----~------~----~------~--~---
