common/Throttle: fix typo for BackoffThrottle

Fix formula so that pepople can understand it smoothly.

Signed-off-by: Wei Jin <wjin.cn@gmail.com>

diff --git a/src/common/Throttle.h b/src/common/Throttle.h
index b920d195de6f916b87be93b7e4016c86a2757c60..451e172b0beac6c0f98920d1ff979200b53b5ae7 100644 (file)
--- a/src/common/Throttle.h
+++ b/src/common/Throttle.h
@@ -143,7 +143,7 @@ public:
  *
  * delay = 0, r \in [0, l)
  * delay = (r - l) * (e / (h - l)), r \in [l, h)
- * delay = h + (r - h)((m - e)/(1 - h))
+ * delay = e + (r - h)((m - e)/(1 - h))
  */
 class BackoffThrottle {
   std::mutex lock;