Hi Andy, Yes, that is exactly the plan. I am sure we have areas where we simply lack metrics, I have noted this down somewhere and will dig up the details. It would also consolidate (and close out) all open "Improve HBase Metrics" JIRAs.
Lars On Jun 15, 2012, at 5:41 PM, Andrew Purtell wrote: > +1 > > And at the same time IMHO it's worth asking if we have everything covered > with a meaningful metric, and add if missing, as well as remove those not > useful. > > Metrics2 is in Hadoop core 1 and 2. There was a backport into 1 at some point > but the latest (1.0.3) has it for sure. > > - Andy > > On Jun 15, 2012, at 8:07 AM, Stack <st...@duboce.net> wrote: > >> On Fri, Jun 15, 2012 at 1:07 AM, Lars George <lars.geo...@gmail.com> wrote: >>> Hi, >>> >>> I propose that we clean up the metrics for 0.96 as well (if that is not >>> already underway. This includes switching to Hadoop Metrics v2 and adding >>> all missing stats, as well as fixing those that are misleading or useless. >>> For that reason I talked to our friends at Sematext during the Buzzwords >>> HBase workshop, as well as to our internal HBase team. We all seem to agree >>> and I'd be happy to setup some sort of call/task force to discuss what we >>> need to work on etc. Obviously I would love for someone from the FB team to >>> also partake as they have done heaps lately on that end - but I also >>> understand if that is a timing issue. >>> >>> What do y'all think? My reasoning is that 0.96 might become 1.0, but I >>> would love for the metrics to be stable by then. >>> >> >> +1 and +1 on you being Ring Master (tell us what to do!) >> >> Some metrics are near useless. >> >> Metrics2 is in hadoop 1.0.x? 0.96.0 will require 1.0.x so that should be >> fine. >> St.Ack
