sendfile() and Varnish2.0.2

Poul-Henning Kamp phk at
Tue Dec 2 15:39:13 CET 2008

In message <4935470C.30200 at>, Per Buer writes:

>> Are there issues associated with using sendfile() in varnish2.0.2 ?
>Yes. sendfile is turned off on Linux and FreeBSD. The performance impact
>is quite minimal.

It works on FreeBSD 8.* version, but you have to enable it by setting
a threshold above which it will be used.

It is not obvious that it is a benefit to use sendfile on any platform.

Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
phk at FreeBSD.ORG         | TCP/IP since RFC 956
FreeBSD committer       | BSD since 4.3-tahoe    
Never attribute to malice what can adequately be explained by incompetence.

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