@Override
  public boolean checkOOME(Throwable e) {
    return OOMEChecker.exitIfOOME(e, getClass().getSimpleName());
  }
Check if an OOME and, if so, abort immediately to avoid creating more objects.
@return True if we OOME'd and are aborting.
hbase-server/src/main/java/org/apache/hadoop/hbase/HBaseRpcServicesBase.java