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https://issues.apache.org/jira/browse/HADOOP-18112?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Mukund Thakur resolved HADOOP-18112.
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Resolution: Fixed
> Implement paging during multi object delete.
> --------------------------------------------
>
> Key: HADOOP-18112
> URL: https://issues.apache.org/jira/browse/HADOOP-18112
> Project: Hadoop Common
> Issue Type: Sub-task
> Components: fs/s3
> Affects Versions: 3.3.1
> Reporter: Mukund Thakur
> Assignee: Mukund Thakur
> Priority: Critical
> Labels: pull-request-available
> Fix For: 3.3.3
>
> Time Spent: 4h 10m
> Remaining Estimate: 0h
>
>
> {*}Error{*}:
> Rename operation fails during multi object delete of size more than 1000. We
> see below exception during multi object delete of more than 1000 keys in one
> go during rename operation.
>
> {noformat}
> org.apache.hadoop.fs.s3a.AWSBadRequestException: rename
> s3a://ms-targeting-prod-cdp-aws-dr-bkt/data/ms-targeting-prod-hbase/hbase/.tmp/data/default/dr-productionL.Address
> to
> s3a://ms-targeting-prod-cdp-aws-dr-bkt/user/root/.Trash/Current/data/ms-targetin
> g-prod-hbase/hbase/.tmp/data/default/dr-productionL.Address16438377847941643837797901
> on
> s3a://ms-targeting-prod-cdp-aws-dr-bkt/data/ms-targeting-prod-hbase/hbase/.tmp/data/default/dr-productionL.Address:
> com.amazonaws.services.s3.model.AmazonS3Exception
> : The XML you provided was not well-formed or did not validate against our
> published schema (Service: Amazon S3; Status Code: 400; Error Code:
> MalformedXML; Request ID: XZ8PGAQHP0FGHPYS; S3 Extended Request ID:
> vTG8c+koukzQ8yMRGd9BvWfmRwkCZ3fAs/EOiAV5S9E
> JjLqFTNCgDOKokuus5W600Z5iOa/iQBI=; Proxy: null), S3 Extended Request ID:
> vTG8c+koukzQ8yMRGd9BvWfmRwkCZ3fAs/EOiAV5S9EJjLqFTNCgDOKokuus5W600Z5iOa/iQBI=:MalformedXML:
> The XML you provided was not well-formed or did not validate against our
> published schema
> (Service: Amazon S3; Status Code: 400; Error Code: MalformedXML; Request ID:
> XZ8PGAQHP0FGHPYS; S3 Extended Request ID:
> vTG8c+koukzQ8yMRGd9BvWfmRwkCZ3fAs/EOiAV5S9EJjLqFTNCgDOKokuus5W600Z5iOa/iQBI=;
> Proxy: null)
> at
> org.apache.hadoop.fs.s3a.S3AUtils.translateException(S3AUtils.java:247)
> at
> org.apache.hadoop.fs.s3a.s3guard.RenameTracker.convertToIOException(RenameTracker.java:267)
> at
> org.apache.hadoop.fs.s3a.s3guard.RenameTracker.deleteFailed(RenameTracker.java:198)
> at
> org.apache.hadoop.fs.s3a.impl.RenameOperation.removeSourceObjects(RenameOperation.java:706)
> at
> org.apache.hadoop.fs.s3a.impl.RenameOperation.completeActiveCopiesAndDeleteSources(RenameOperation.java:274)
> at
> org.apache.hadoop.fs.s3a.impl.RenameOperation.recursiveDirectoryRename(RenameOperation.java:484)
> at
> org.apache.hadoop.fs.s3a.impl.RenameOperation.execute(RenameOperation.java:312)
> at
> org.apache.hadoop.fs.s3a.S3AFileSystem.innerRename(S3AFileSystem.java:1912)
> at
> org.apache.hadoop.fs.s3a.S3AFileSystem.lambda$rename$7(S3AFileSystem.java:1759)
> at
> org.apache.hadoop.fs.statistics.impl.IOStatisticsBinding.lambda$trackDurationOfOperation$5(IOStatisticsBinding.java:499)
> at
> org.apache.hadoop.fs.statistics.impl.IOStatisticsBinding.trackDuration(IOStatisticsBinding.java:444)
> at
> org.apache.hadoop.fs.s3a.S3AFileSystem.trackDurationAndSpan(S3AFileSystem.java:2250)
> at
> org.apache.hadoop.fs.s3a.S3AFileSystem.rename(S3AFileSystem.java:1757)
> at org.apache.hadoop.fs.FileSystem.rename(FileSystem.java:1605)
> at
> org.apache.hadoop.fs.TrashPolicyDefault.moveToTrash(TrashPolicyDefault.java:186)
> at org.apache.hadoop.fs.Trash.moveToTrash(Trash.java:110){noformat}
>
> {*}Solution{*}:
> So implementing paging of requests to reduce the number of keys in a single
> request. Page size can be configured
> using "fs.s3a.bulk.delete.page.size"
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