From 71aa3004997fda9b25efd2446cebf3c534d4a9fa Mon Sep 17 00:00:00 2001
From: yukun <kun.yu@zilliz.com>
Date: Wed, 1 Sep 2021 12:03:58 +0800
Subject: [PATCH] Fix rocksmq retention panic when delete by message size
 (#7393)

Signed-off-by: fishpenguin <kun.yu@zilliz.com>
---
 internal/util/rocksmq/server/rocksmq/rocksmq_retention.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/internal/util/rocksmq/server/rocksmq/rocksmq_retention.go b/internal/util/rocksmq/server/rocksmq/rocksmq_retention.go
index 3a5d2f383..1a3b97c6a 100644
--- a/internal/util/rocksmq/server/rocksmq/rocksmq_retention.go
+++ b/internal/util/rocksmq/server/rocksmq/rocksmq_retention.go
@@ -377,7 +377,7 @@ func (ri *retentionInfo) expiredCleanUp(topic string) error {
 	if pageInfo != nil {
 		// Judge expire by ackedSize
 		if msgSizeExpiredCheck(deletedAckedSize, ackedInfo.ackedSize) {
-			for _, pEndID := range pageInfo.pageEndID[pageRetentionOffset:0] {
+			for _, pEndID := range pageInfo.pageEndID[pageRetentionOffset:] {
 				curDeletedSize := deletedAckedSize + pageInfo.pageMsgSize[pEndID]
 				if msgSizeExpiredCheck(curDeletedSize, ackedInfo.ackedSize) {
 					endID = pEndID
-- 
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