You might want to run a class called "GetMasterStats": ./bin/accumulo org.apache.accumulo.server.test.GetMasterStats
It's a very simple program that prints out the monitor's information that comes from the master. -Eric On Thu, Apr 11, 2013 at 5:44 PM, Jeff Kubina <[email protected]> wrote: > So how would I get the info from the master, or could you point me to the > monitor code? Thanks. > > -- > Jeff Kubina > 410-988-4436 > > > > On Thu, Apr 11, 2013 at 11:06 AM, Keith Turner <[email protected]> wrote: > >> On Thu, Apr 11, 2013 at 7:15 AM, Jeff Kubina <[email protected]> >> wrote: >> > Is there a method in the accumulo api to get the total bytes used and/or >> > total key/value pairs for each tablet? I believe I can get the total >> bytes >> > used per tablet using HDFS file size calls on the tables directory, but >> what >> > about the total key/value pairs for each tablet? >> > >> >> I sent a note earlier with some tips about getting this info from the >> metadata table. This is not how the monitor obtains this information. >> The monitor ask the master for the info. The master periodically >> ask tablet servers for the info. Using this method, the monitor >> obtains information about whats stored in memory, which is not >> available via the metadata table. Also, all of the stats information >> passed from tserver to master is rolled up by table. So you would not >> be able to get more granular info through this mechanism. >> > >
