[Zope-dev] file descriptors on Solaris [SUMMARY]

[Andreas Jung]

----- Original Message -----
From: "John Ziniti" <jziniti@speakeasy.org>
To: "Andreas Jung" <andreas@zope.com>; <zope-dev@zope.org>
Sent: Tuesday, October 02, 2001 15:57
Subject: Re: [Zope-dev] file descriptors on Solaris [SUMMARY]


> >
> >
> >
> >This is nonsense. Solaris allows of course to use more than 256 FDs.
> >I don't know how they are stored inside the kernel but I have been using
> >Solaris in projects where we used 1024 FDs and more. Zope does not
> >increase the number of allowed FDs (resource module) but inherits
> >the settings from the environment where Zope gets started.
> >
> >The number of FDs are set in Solaris in /etc/system:
> >
> >set rlim_fd_max = 4096
> >set rlim_fd_cur = 1024
> >
> >Solaris 7+ allows up to 65536 FDs.
> >
> Solaris is definitely not my area of expertise, but to the best of my
> UNIX-hunting-around-
> looking-for-the-answer ability, that's all I can find.   If Zope is
> started in a shell with
> $ ulimit -n 200
> and I POST the offending form, I get a "too many open files" error.  But
> if ulimit -n 512,
> then I get "No such file or directory" when $ZOPE/lib/python/tempfile.py
> tries to fdopen a
> file descriptor higher than 255 (line 155).
>
> my /etc/system doesn't have anything other than some shm settings.

When u dont have the settings then you are using the default settings (maybe
256).
Modify the settings according to your needs.

> Can you create a form:
>
> <form method="POST" enctype="multipart/form-data">
>   <input type="submit" value="Click me to test FD's">
>   <dtml-in "_.range(500)">
>     <input type=text name="input_<dtml-var sequence-number>"
> value="<dtml-var sequence-number>">
>   </dtml-in>
> </form>

I am running Linux here with 1024 FDs.

Andreas