[dns-operations] BIND performance difference between RHEL 6.4 and FreeBSD 7

Robert Edmonds edmonds at mycre.ws
Fri Apr 25 18:47:00 UTC 2014


Chris Adams wrote:
> Once upon a time, Robert Edmonds <edmonds at mycre.ws> said:
> > No, it doesn't.  SO_REUSEPORT must be explicitly enabled on the
> > listening socket, and the string "SO_REUSEPORT" does not appear anywhere
> > in the BIND codebase.  (I'm also fairly certain SO_REUSEPORT hasn't been
> > backported to RHEL 6's kernel, but I haven't checked that.  In mainline
> > Linux, it is only present in versions >= 3.9.)
> 
> I didn't try actually using it, but the current RHEL 6 kernel-headers do
> define SO_REUSEPORT.

It looks like they have the constant defined, but don't actually
implement it.

-- 
Robert Edmonds



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