ChenSammi commented on code in PR #6768:
URL: https://github.com/apache/ozone/pull/6768#discussion_r1630851172
##########
hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/XceiverClientRatis.java:
##########
@@ -152,7 +174,12 @@ public long updateCommitInfosMap(
(address, index) -> proto.getCommitIndex()))
.filter(Objects::nonNull);
}
- return stream.mapToLong(Long::longValue).min().orElse(0);
+ if (level == ReplicationLevel.ALL_COMMITTED) {
+ return stream.mapToLong(Long::longValue).min().orElse(0);
+ } else {
+ // if majority committed, then find the second large index
+ return
stream.sorted(Comparator.reverseOrder()).limit(majority).skip(majority -
1).findFirst().orElse(0L);
+ }
Review Comment:
In the above example, if ALL_COMMITTED, then index 2 will be returned. If
MAJORITY_COMMITTED, index 8 will be returned.
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