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Posted to commits@hudi.apache.org by "Steve Loughran (Jira)" <ji...@apache.org> on 2020/10/07 10:38:00 UTC
[jira] [Commented] (HUDI-1310) Corruption Block Handling too slow
in S3
[ https://issues.apache.org/jira/browse/HUDI-1310?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17209457#comment-17209457 ]
Steve Loughran commented on HUDI-1310:
--------------------------------------
how are you enumerating the blocks? listStatus calls? treewalks?
> Corruption Block Handling too slow in S3
> ----------------------------------------
>
> Key: HUDI-1310
> URL: https://issues.apache.org/jira/browse/HUDI-1310
> Project: Apache Hudi
> Issue Type: Sub-task
> Components: Writer Core
> Reporter: Balaji Varadarajan
> Priority: Major
>
> The logic to figure out next valid starting block offset is too slow when run in S3.
> I have bolded the log message that takes long time to appear.
>
>
> 36589 [Spring Shell] INFO org.apache.hudi.common.table.log.AbstractHoodieLogRecordScanner - Scanning log file HoodieLogFile\{pathStr='s3a://robinhood-encrypted-hudi-data-cove/dev_hudi_tables/balaji_varadarajan/benchmark_1M_10K_partitions/.hoodie/metadata/metadata_partition/.f02585bd-bb02-43f6-8bc8-cec71df87d1e-0_00000000000000.log.1_0-23-206045', fileLen=0}
> 36590 [Spring Shell] INFO org.apache.hudi.common.table.log.HoodieLogFileReader - Found corrupted block in file HoodieLogFile\{pathStr='s3a://robinhood-encrypted-hudi-data-cove/dev_hudi_tables/balaji_varadarajan/benchmark_1M_10K_partitions/.hoodie/metadata/metadata_partition/.f02585bd-bb02-43f6-8bc8-cec71df87d1e-0_00000000000000.log.1_0-23-206045', fileLen=0} with block size(3723305) running past EOF
> 36684 [Spring Shell] INFO org.apache.hudi.common.table.log.HoodieLogFileReader - Log HoodieLogFile\{pathStr='s3a://xxxxx/dev_hudi_tables/balaji_varadarajan/benchmark_1M_10K_partitions/.hoodie/metadata/metadata_partition/.f02585bd-bb02-43f6-8bc8-cec71df87d1e-0_00000000000000.log.1_0-23-206045', fileLen=0} has a corrupted block at 14
> *44515 [Spring Shell] INFO org.apache.hudi.common.table.log.HoodieLogFileReader - Next available block in* HoodieLogFile\{pathStr='s3a://xxxxx/dev_hudi_tables/balaji_varadarajan/benchmark_1M_10K_partitions/.hoodie/metadata/metadata_partition/.f02585bd-bb02-43f6-8bc8-cec71df87d1e-0_00000000000000.log.1_0-23-206045', fileLen=0} starts at 3723319
> 44566 [Spring Shell] INFO org.apache.hudi.common.table.log.AbstractHoodieLogRecordScanner - Found a corrupt block in s3a://xxxxx/dev_hudi_tables/balaji_varadarajan/benchmark_1M_10K_partitions/.hoodie/metadata/metadata_partition/.f02585bd-bb02-43f6-8bc8-cec71df87d1e-0_00000000000000.log.1_0-23-206045
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