Martin Hamilton wrote:
>
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> Marlon Anthony Abao writes:
>
> | i just installed squid on a new box running linux kernel 2.2.1 and squid
> | complains that my kernel does not have enough file descriptors (only 256).
> | checking Default FD_SETSIZE value... 1024
>
> If you rebuild your Linux kernel using Alan Cox's -ac patches (from
> <URL:ftp://ftp.linux.org.uk/pub/linux/alan/2.2>), you get the ability
> to dynamically alter the per-process file descriptor limit with
> (u)limit, and go over the 1024 file descriptor limit which is hard
> coded into the 2.2 kernel. Make sure you set the hard limit (e.g.
> 'ulimit -nH' with the bash shell) before building Squid.
>
> Note that when you run ./configure you'll still see something like
> this (for a hard limit of 8192) ...
>
> checking Default FD_SETSIZE value... 1024
> checking Maximum number of filedescriptors we can open... 8192
>
> There's a bit in main() in src/main.c of Squid 2.[12] which says:
>
> if (FD_SETSIZE < Squid_MaxFD)
> Squid_MaxFD = FD_SETSIZE;
>
Is it applicable to kernel 2.0.3x ? I'm using 2.0.36 with FD patches.
Despite patching and setting above 1024 (I increase it to 3000),
squid handles only upto 1024. (I doubt that they don't recommend
changing FD_SETSIZE value in posix_types.h documentation. )
--Jaeho Yang.
> You can either comment this out (which is what I did) or hack at the
> definition for FD_SETSIZE in your header files. If you don't, Squid
> will report 1024 file descriptors.
>
> It would be nice if Squid didn't do this, but I'm not sure what the
> best approach is to fix it...
>
> Sayonara!
>
> Martin
>
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