buska88

gently asking, why don't use sizeBuf.length instead of PushDataHeaderUtils.BATCH_HEADER_SIZE here? @jiang13021

Hello @RexXiong please take a look at this PR

Thanks for replying.I think the problem may be in line 651Initially, the length of `sortedHighs` is zero. Thread A copies `sortedHighs` and sets its length to 3. Then, Thread B...

> [@buska88](https://github.com/buska88) Supposing this would be fixed soon, is it OK for you to upgrade to latest RoaringBitmap (i.e. 0.9 -> something around 1.4.1 or 1.5)? Okay, Thanks.Currently we use...

> According to your Jira ticket, "that shuffle fetch fails does not lead to stage fail because task speculation and another attempts succeed", I think the quoted scenario should not...

> > According to your Jira ticket, "that shuffle fetch fails does not lead to stage fail because task speculation and another attempts succeed", I think the quoted scenario should...

> @buska88 It would be better to check the validity of a shuffle Id after you get it instead of using a shuffle ID that marked as invalid. > >...

> > > @buska88 It would be better to check the validity of a shuffle Id after you get it instead of using a shuffle ID that marked as invalid....

``` 25/04/29 21:42:07 INFO dispatcher-CoarseGrainedScheduler TaskSetManager: Starting task 3928.1 in stage 23.0 (TID 29935, zw06-data-hdp-dn29550.mt, executor 5432, partition 3928, PROCESS_LOCAL, 8328 bytes) 25/04/29 21:42:07 WARN task-result-getter-3 TaskSetManager: Lost task 1434.0...