On Thu, Mar 10, 2011 at 01:32:42PM +0900, Simon Horman wrote: > Hi, > > this patch series attempts to allow haproxy to be restarted - perhaps > reconfigured would be a better term - without refusing or dropping > connections. > > The model that I am using is that of a master process, > which really does nothing but hold bound file descriptors, > and workers - these should be very similar to what haproxy > processes have looked like up to now. > > This feature can be enabled using the -M command line option > of the master_worker configuration file option. It may be > used in conjunction with daemon. > > In order to effect a restart a SIGUSR2 should be sent to the master > process. The master process is guaranteed to be the first pid listed > in the pid file. It will also be the parent process, and can thus > be found using ps. It should also be noted in the logs. > > SIGUSR2 is ignored if master/worker mode is not enabled. > SIGUSR2 is ignored by workers.
The patches are available in git git://github.com/horms/haproxy.git master
