From 3108102f26637e3fdd22bd0acd923d0e06cc8f7c Mon Sep 17 00:00:00 2001
From: Jingyu Zhou <jingyuzhou@gmail.com>
Date: Sun, 31 May 2020 14:15:12 -0700
Subject: [PATCH] Fix a backup progress true-up bug

Sometimes, the true-up has to go backup multiple epochs for saved versions,
because a tag's progress can be missing in an epoch. In other words, we need to
check progress for all tags.
---
 fdbserver/BackupProgress.actor.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fdbserver/BackupProgress.actor.cpp b/fdbserver/BackupProgress.actor.cpp
index 898ce31b70..037c0bb6e3 100644
--- a/fdbserver/BackupProgress.actor.cpp
+++ b/fdbserver/BackupProgress.actor.cpp
@@ -115,7 +115,7 @@ std::map<std::tuple<LogEpoch, Version, int>, std::map<Tag, Version>> BackupProgr
 					// ASSERT(info.logRouterTags == epochTags[rit->first]);
 
 					updateTagVersions(&tagVersions, &tags, rit->second, info.epochEnd, adjustedBeginVersion, epoch);
-					break;
+					if (tags.empty()) break;
 				}
 				rit++;
 			}