From b02b902e364b956c8fc5bdb5ea94ceab1ea8b25e Mon Sep 17 00:00:00 2001
From: Jack Yu <yusp@pingcap.com>
Date: Fri, 10 Apr 2020 10:24:10 +0800
Subject: [PATCH] metrics: enlarge statement retry count upper limit (#16196)

---
 metrics/session.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/metrics/session.go b/metrics/session.go
index 3c661af213..43b40a78be 100644
--- a/metrics/session.go
+++ b/metrics/session.go
@@ -107,7 +107,7 @@ var (
 			Subsystem: "session",
 			Name:      "statement_pessimistic_retry_count",
 			Help:      "Bucketed histogram of statement pessimistic retry count",
-			Buckets:   prometheus.ExponentialBuckets(1, 1.5, 14), // 1 ~ 291
+			Buckets:   prometheus.ExponentialBuckets(1, 2, 16), // 1 ~ 65536
 		})
 
 	StatementLockKeysCount = prometheus.NewHistogram(