Re: kernel.org mirroring (Re: [GIT PULL] MMC update)

On 12/8/06, H. Peter Anvin [off-list ref] wrote:

Linus Torvalds wrote:

quoted

I could write a simple C caching thing that just hashes the CGI arguments
and uses a hash to create a cache (and proper lock-files etc to serialize
access to a particular cache object while it's being created) fairly
easily, but I'm pretty sure people would much prefer a mod_perl thing just
to avoid the fork/exec overhead with Apache (I think mod_perl allows
Apache to run perl scripts without it), and that means I'm not the right
person any more.

True about mod_perl.  Haven't messed with that myself, either.
fork/exec really is very cheap on Linux, so it's not a huge deal.

In the case of Perl scripts, it's not really the fork/exec overhead,
but the Perl startup overhead that you want to try to optimize.  But
given your later statement (lots of spare cpu), this ends up just
being a bit of a latency hit.   In general, I think mod_perl has a