hangc0276 commented on code in PR #21096:
URL: https://github.com/apache/pulsar/pull/21096#discussion_r1314799406
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pulsar-broker-common/src/main/java/org/apache/pulsar/bookie/rackawareness/IsolatedBookieEnsemblePlacementPolicy.java:
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@@ -179,25 +188,26 @@ private static Pair<Set<String>, Set<String>>
getIsolationGroup(
return pair;
}
- private Set<BookieId> getExcludedBookiesWithIsolationGroups(int
ensembleSize,
+ @VisibleForTesting
+ Set<BookieId> getExcludedBookiesWithIsolationGroups(int ensembleSize,
Pair<Set<String>, Set<String>> isolationGroups) {
Set<BookieId> excludedBookies = new HashSet<>();
- if (isolationGroups != null &&
isolationGroups.getLeft().contains(PULSAR_SYSTEM_TOPIC_ISOLATION_GROUP)) {
+ if (isolationGroups != null &&
isolationGroups.getLeft().contains(PULSAR_SYSTEM_TOPIC_ISOLATION_GROUP)) {
return excludedBookies;
}
try {
if (bookieMappingCache != null) {
- CompletableFuture<Optional<BookiesRackConfiguration>> future =
-
bookieMappingCache.get(BookieRackAffinityMapping.BOOKIE_INFO_ROOT_PATH);
+
bookieMappingCache.get(BookieRackAffinityMapping.BOOKIE_INFO_ROOT_PATH)
+ .thenAccept(opt -> cachedRackConfiguration =
opt.orElse(null)).exceptionally(e -> {
+ log.warn("Failed to update the newest bookies rack
config.");
Review Comment:
Change the log msg to `log.warn("Failed to update the newest bookies rack
config, and use the cached rack configuration: {}", cachedRackConfiguration)`
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