HADOOP-18364. All method metrics related to the RPC protocol should be initialized. (#4624). Contributed by Shuyan Zhang.

Reviewed-by: Erik Krogen <xkrogen@apache.org>
Reviewed-by: Chao Sun <sunchao@apache.org>
Signed-off-by: He Xiaoqiao <hexiaoqiao@apache.org>
2 files changed