zuston commented on code in PR #424:
URL: https://github.com/apache/incubator-uniffle/pull/424#discussion_r1049358342
##########
server/src/main/java/org/apache/uniffle/server/storage/LocalStorageManager.java:
##########
@@ -139,32 +140,55 @@ public class LocalStorageManager extends
SingleStorageManager {
@Override
public Storage selectStorage(ShuffleDataFlushEvent event) {
- LocalStorage storage =
localStorages.get(ShuffleStorageUtils.getStorageIndex(
- localStorages.size(),
- event.getAppId(),
- event.getShuffleId(),
- event.getStartPartition()));
- if (storage.containsWriteHandler(event.getAppId(), event.getShuffleId(),
event.getStartPartition())
- && storage.isCorrupted()) {
- LOG.error("storage " + storage.getBasePath() + " is corrupted");
- }
- if (storage.isCorrupted()) {
- storage = getRepairedStorage(event.getAppId(), event.getShuffleId(),
event.getStartPartition());
+ String appId = event.getAppId();
+ int shuffleId = event.getShuffleId();
+ int partitionId = event.getStartPartition();
+
+ try {
+ LocalStorage storage =
partitionsOfStorage.get(appId).get(shuffleId).get(partitionId);
+ if (storage.isCorrupted()) {
+ throw new RuntimeException("LocalStorage: " + storage.getBasePath() +
" is corrupted.");
Review Comment:
Make sense for multiple replica.
But for single replica, it's not necessary. Moreover, if in single replica
and enable fallback strategy, switching other storage will cause data lost. cc
@jerqi
I prefer fast fail.
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