[ovs-dev] [poll group RFC 6/6] ovsdb: Change jsonrpc server to make use of poll group

[Ben Pfaff]

On Fri, Feb 19, 2016 at 12:40:24PM -0800, Andy Zhou wrote:
> On Linux jsonrpc server now users poll group by default. It can
> be disabled by using an undocumented --disable-epoll command line
> options.
> 
> For ovsdb-server to maintain 1000 idle connections over TCP with the
> default 5s probe interval, the CPU load dropped from 48% to 14%.
> 
> Signed-off-by: Andy Zhou <azhou at ovn.org>

What's the reason that someone would want to disable epoll?