[incubator-heron] branch huijunw/togglemetricscacheconnectioninstmgr updated: added one line comment

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huijun pushed a commit to branch huijunw/togglemetricscacheconnectioninstmgr
in repository https://gitbox.apache.org/repos/asf/incubator-heron.git


The following commit(s) were added to refs/heads/huijunw/togglemetricscacheconnectioninstmgr by this push:
     new c2d8640  added one line comment
c2d8640 is described below

commit c2d86404038f72631a6cba5a6815b953f5ed5b8f
Author: Huijun Wu <hu...@twitter.com>
AuthorDate: Wed Apr 4 16:05:46 2018 -0700

    added one line comment
---
 heron/stmgr/src/cpp/manager/stmgr.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/heron/stmgr/src/cpp/manager/stmgr.h b/heron/stmgr/src/cpp/manager/stmgr.h
index ae63459..cd0d0da 100644
--- a/heron/stmgr/src/cpp/manager/stmgr.h
+++ b/heron/stmgr/src/cpp/manager/stmgr.h
@@ -255,6 +255,7 @@ class StMgr {
   sp_int64 high_watermark_;
   sp_int64 low_watermark_;
 
+  // whether MetricsCacheMgr is running
   sp_string metricscachemgr_mode_;
 };
 

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