xianjingfeng commented on code in PR #276:
URL: https://github.com/apache/incubator-uniffle/pull/276#discussion_r1012591367
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storage/src/main/java/org/apache/uniffle/storage/handler/impl/DataSkippableReadHandler.java:
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@@ -59,8 +60,17 @@ public DataSkippableReadHandler(
public ShuffleDataResult readShuffleData() {
if (shuffleDataSegments.isEmpty()) {
- ShuffleIndexResult shuffleIndexResult = readShuffleIndex();
+ ShuffleIndexResult shuffleIndexResult;
+ try {
+ shuffleIndexResult = readShuffleIndex();
+ } catch (Exception e) {
+ if (++failTimes > maxHanderFailTimes) {
Review Comment:
We are not sure how many cases will cause exception. I think most of the
reasons are network problems or the server load is high. And i think we only
need to consider most cases here, because stability is more important when
there is not much difference in performance.
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