xianjingfeng commented on code in PR #276:
URL: https://github.com/apache/incubator-uniffle/pull/276#discussion_r1023747411
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storage/src/main/java/org/apache/uniffle/storage/handler/impl/DataSkippableReadHandler.java:
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@@ -67,8 +68,17 @@ public DataSkippableReadHandler(
public ShuffleDataResult readShuffleData() {
if (shuffleDataSegments.isEmpty()) {
- ShuffleIndexResult shuffleIndexResult = readShuffleIndex();
+ ShuffleIndexResult shuffleIndexResult;
+ try {
+ shuffleIndexResult = readShuffleIndex();
+ } catch (Exception e) {
+ if (++failTimes > maxHandlerFailTimes) {
+ isFinished = true;
+ }
+ throw e;
Review Comment:
I don't have a good idea. How about add an abstract class for each of
quorum handler and single handler? Single handler will retry until reach
maxHandlerFailTimes and quorum handler will retry until all child handlers
finished. We can also put other common logic into it. @jerqi
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