Merge pull request #19255 from JianyuLi/joa-mdbalancer

MDS: make rebalancer evaluate the overload state of each mds with the same criterion

diff --cc src/mds/MDBalancer.cc
index ac4e17e099513cdee93c8fb5d055a16e7d7d42b4,d7fdf561bc3d8ca8032ac9441519c3988a9df318..14b930c8a6e9bf43636d91a54515fe9c6d7c8c60
--- 1/src/mds/MDBalancer.cc
--- 2/src/mds/MDBalancer.cc
+++ b/src/mds/MDBalancer.cc
@@@ -397,7 -384,10 +397,8 @@@ void MDBalancer::handle_heartbeat(MHear
      }
    }
    mds_import_map[ who ] = m->get_import_map();
+   mds_last_epoch_under_info[who] = m->get_last_epoch_under();
  
 -  //dout(0) << "  load is " << load << " have " << mds_load.size() << dendl;
 -
    {
      unsigned cluster_size = mds->get_mds_map()->get_num_in_mds();
      if (mds_load.size() == cluster_size) {

diff --cc src/mds/MDBalancer.h
Simple merge