[05/12] impala git commit: IMPALA-6907: Close stale connections to removed cluster members

IMPALA-6907: Close stale connections to removed cluster members Previously, ImpalaServer::MembershipCallback() is used by each Impala backend node to update cluster membership. It also removes stale connections to nodes which are no longer members of the cluster. However, the way it detects remove

impala git commit: IMPALA-6907: Close stale connections to removed cluster members

Repository: impala Updated Branches: refs/heads/master e12ee485c -> 47f95f14b IMPALA-6907: Close stale connections to removed cluster members Previously, ImpalaServer::MembershipCallback() is used by each Impala backend node to update cluster membership. It also removes stale connections to no