On Fri, Dec 16, 2011 at 1:57 PM, Homer Strong <[email protected]> wrote: > Whenever a RS is assigned a large (> 500-600) number of regions, the > heap usage grows without bound. Then the RS constantly GCs and must be > killed. >
Just opening regions, it does this? No load? No swapping? What JVM and what args for JVM? > This is with 2000 regions over 3 RSs, with 10 GB heap. RSs have EC2 > xlarges. Master is on its own large. Datanodes and namenodes are > adjacent to RSs and master, respectively. > > Looks like a memory leak? Any suggestions would be appreciated. > Bring up more xlarge instances and see if gets you off the ground? Then work on getting your number of regions down in number? St.Ack
