[asterisk-users] Scaling Asterisk: Dual-Core CPUs not yielding gains at high call volumes

[John Hughes]

Sean M. Pappalardo wrote:
> Hi there.
>
> Just curious if you've checked out Linux clustering software such as
> OpenSSI ( http://www.openssi.org/ ) and run Asterisk on it? It
> features a multi-threaded cluster-aware shell (and custom kernel) that
> will automatically cluster-ize any regular Linux executable (such as
> the main Asterisk process.) If it works as advertised, it should just
> be a matter of adding boxes to the cluster to speed up processing.
OpenSSI can't (at the moment) migrate threads between compute nodes.  It
can migrate separate processes, but doesn't Asterisk use threads?