[jira] [Commented] (HADOOP-10714) AmazonS3Client.deleteObjects() need to be limited to 1000 entries per call

["Matteo Bertozzi (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/HADOOP-10714?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14033792#comment-14033792 ] 

Matteo Bertozzi commented on HADOOP-10714:
------------------------------------------

the patch looks good to me.
The simple test that we have run to reproduce the problem is to create more than 1000 files and then rename the folder.

> AmazonS3Client.deleteObjects() need to be limited to 1000 entries per call
> --------------------------------------------------------------------------
>
>                 Key: HADOOP-10714
>                 URL: https://issues.apache.org/jira/browse/HADOOP-10714
>             Project: Hadoop Common
>          Issue Type: Bug
>          Components: fs/s3
>    Affects Versions: 2.4.0
>            Reporter: David S. Wang
>            Assignee: David S. Wang
>            Priority: Critical
>              Labels: s3
>         Attachments: HADOOP-10714-1.patch
>
>
> In the patch for HADOOP-10400, calls to AmazonS3Client.deleteObjects() need to have the number of entries at 1000 or below. Otherwise we get a Malformed XML error similar to:
> com.amazonaws.services.s3.model.AmazonS3Exception: Status Code: 400, AWS Service: Amazon S3, AWS Request ID: 6626AD56A3C76F5B, AWS Error Code: MalformedXML, AWS Error Message: The XML you provided was not well-formed or did not validate against our published schema, S3 Extended Request ID: DOt6C+Y84mGSoDuaQTCo33893VaoKGEVC3y1k2zFIQRm+AJkFH2mTyrDgnykSL+v
> at com.amazonaws.http.AmazonHttpClient.handleErrorResponse(AmazonHttpClient.java:798)
> at com.amazonaws.http.AmazonHttpClient.executeHelper(AmazonHttpClient.java:421)
> at com.amazonaws.http.AmazonHttpClient.execute(AmazonHttpClient.java:232)
> at com.amazonaws.services.s3.AmazonS3Client.invoke(AmazonS3Client.java:3528)
> at com.amazonaws.services.s3.AmazonS3Client.invoke(AmazonS3Client.java:3480)
> at com.amazonaws.services.s3.AmazonS3Client.deleteObjects(AmazonS3Client.java:1739)
> at org.apache.hadoop.fs.s3a.S3AFileSystem.rename(S3AFileSystem.java:388)
> at org.apache.hadoop.hbase.snapshot.ExportSnapshot.run(ExportSnapshot.java:829)
> at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:70)
> at org.apache.hadoop.hbase.snapshot.ExportSnapshot.innerMain(ExportSnapshot.java:874)
> at org.apache.hadoop.hbase.snapshot.ExportSnapshot.main(ExportSnapshot.java:878)
> Note that this is mentioned in the AWS documentation:
> http://docs.aws.amazon.com/AmazonS3/latest/API/multiobjectdeleteapi.html
> "The Multi-Object Delete request contains a list of up to 1000 keys that you want to delete. In the XML, you provide the object key names, and optionally, version IDs if you want to delete a specific version of the object from a versioning-enabled bucket. For each key, Amazon S3….”
> Thanks to Matteo Bertozzi and Rahul Bhartia from AWS for identifying the problem.



--
This message was sent by Atlassian JIRA
(v6.2#6252)