Could we have local and global MBeans? Or local and global metrics inside same MBean?
On Thu, Mar 24, 2016 at 6:26 PM, Anton Vinogradov <avinogra...@gridgain.com> wrote: > Hello, > > I'd like to discuss > IGNITE-1071 IgniteCache.metrics() method returns local metrics > <https://issues.apache.org/jira/browse/IGNITE-1071> > > I agree to make IgniteCache.metrics() global but want to keep MBeans local. > > According to specification: > An MBean can represent a device, an application, or any resource that needs > to be managed. > So, I think it's a good point that MBean represents node instead of > cluster. > > I case we will make MBeans global (representing whole cluster) we have no > chances to see metrics of specific node which can be interesting for some > reasons. > For example - per node cachePuts metric can show is there any problems with > affinity function or hashCode collisions. > > Val, Semen, could you please explain reasons of MBeans refactoring? > We will loose api to gain per node metrics in this case. > > Thoughts? > -- Alexey Kuznetsov GridGain Systems www.gridgain.com
