Re: compiling perl on freebsd to support ithreads

[prev] [thread] [next] [Date index for 2005/04/27]

Hello Tom,

Just to clarify: are you saying that forking is better than threading on 
windows? Even if it is, I will have to throw in IPC to talk between the 
forks?

Tom Schindl wrote:

> -----BEGIN PGP SIGNED MESSAGE-----
> Hash: SHA1
>
> Foo Ji-Haw schrieb:
> | Hello Michael,
> |
> | Are you saying that Perl with ithreads is slower, therefore
> | implementation of threading on Perl is generally avoided?
> |
> | I write apps for both Windows and UNIX platforms. I thought that
> | iThreads is the better alternative to forking, which I think is not 
> well
> | implemented in Windows.
> |
>
> As far as I know there's only a threaded mpm for Apache2 available on
> win32. If you have to support win32 and unix your modules must certainly
> be thread aware which means you can not use all functions
> mod_perl-provides to you. e.g. setting the document_root is one of those
> if I remember correctly. You cannot use perls "chdir", ... .
>
> Perl with compiled threads support (used or not used) is much slower and
> when new threads are started the whole memory is copied over because
> there's no copy-on-write logic like there is for fork.
>
>
> Tom
>
> | Michael Peters wrote:
> |
> |> Foo Ji-Haw wrote:
> |>
> |>
> |>> Hello Philip,
> |>>
> |>> You are suggesting that FBSD 4.x is not easy to compile ithreads via
> |>> ports. I wonder why FBSD even on 5.x does not come with ithreads
> |>> precompiled (Linux does!). But I find it quite a deterent to use FBSD
> |>> for multiple apps in the future.
> |>>
> |>
> |>
> |> One of the biggest complaints I hear (and voice) is that the linux
> |> distros ship a perl with ithreads. It's slower and almost noone 
> wants or
> |> needs it. It looks like FBSD is doing what the majority of people want
> |> it to do, so I wouldn't knock it :)
> |>
> |>
> |>
> |
> |
>
> -----BEGIN PGP SIGNATURE-----
> Version: GnuPG v1.4.0 (GNU/Linux)
> Comment: Using GnuPG with Thunderbird - http://enigmail.mozdev.org
>
> iD8DBQFCbzONkVPeOFLgZFIRAoT7AJ9SVaXiBQvNNWwebKZHhJeblbFnVQCfQCWf
> u31I+dYacvfshbdzVwW2IQE=
> =drPU
> -----END PGP SIGNATURE-----
>