Allen, Can we pls focus on the next release here, on this thread?
Please provide your valuable f/b to the RM abt stuff you'd like to see in the next release. thanks, Arun Sent from my iPhone On Jun 18, 2011, at 7:45 AM, "Allen Wittenauer" <a...@apache.org> wrote: > > On Jun 17, 2011, at 7:02 PM, Rajiv Chittajallu wrote: > >> Allen Wittenauer wrote on 06/17/11 at 13:27:43 -0700: >>> >>> Actually, I was just reminded about the complete disaster that is >>> metrics. So while it may be pseudo-stable, it isn't actually usable for >>> anyone but Yahoo!. >> >> Did you try to use the new metrics framework? Are you complaining >> cause there is no port of ganglia metrics module to metrics V2? > > Like 80-90%+ of the Hadoop sites that gather metrics, yes, we use Ganglia. > >> Its pluggable and you can choose to disable it if you want to. >> All metrics and status information is available via jmx. >> Multiple sinks and filters, more importantly you can refresh >> metrics configs without restarting the process. > > But first we need to switch to a new metrics infrastructure. This > wouldn't have been so bad if the release notes actually had said "You know > your current metrics system? Yeah, toss it because we just broke everything." > > I'm certainly not a fan of Ganglia, but this sort of unexpected breakage > is very, very bad.
