Re: TCP_NOPUSH on FreeBSD, TCP_CORK on Linux (was: Is sendfile all that sexy?)

Tony Finch (
Mon, 5 Feb 2001 23:24:49 +0000

Dan Kegel <> wrote:
>How close is TCP_NOPUSH to behaving identically to TCP_CORK now?

They are exactly the same.

>If it does behave identically, it might be time to standardize
>the symbolic name for this option, to make apps more portable
>between the two OS's. (It'd be nice to also standardize the
>numeric value, in the interest of making the ABI's more compatible, too.)

I wonder if it's a bit late for that now...

This reminds me to make sure that FreeBSD's Linux emulation supports
TCP_CORK properly.


" ``Well, let's go down and find out who's grave it is.''
``How?''  ``By going down and finding out!'' "
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