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https://issues.apache.org/jira/browse/CLOUDSTACK-4171?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Daan Hoogland closed CLOUDSTACK-4171.
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Resolution: Won't Fix
> Xen/XCP snapshot uploading to S3 server should use multipart upload API.
> ------------------------------------------------------------------------
>
> Key: CLOUDSTACK-4171
> URL: https://issues.apache.org/jira/browse/CLOUDSTACK-4171
> Project: CloudStack
> Issue Type: Improvement
> Security Level: Public(Anyone can view this level - this is the
> default.)
> Affects Versions: 4.2.0
> Reporter: Thomas O'Dowd
>
> Currently when a snapshot is being uploaded to S3, it uses a single S3 PUT
> request. Snapshots can be large and Amazon recommends using the multipart
> upload API once the payload reaches 100MB [1] although it's possible to use
> the single object PUT api up until 5GB.
> From the SMlog we can see the single PUT being used:
> [16279] 2013-08-02 08:48:54.730958 #### VMOPS Sent PUT request to
> s3.cloudian.com:18080/images/snapshots/5a28d935-47da-4813-a692-db92761ce7de
> with headers {'Content-Length': '50430464', 'Content-MD5':
> 'oafg2xPUPPAnyE1sxmf+qA==', 'Expect': '100-continue', 'Date': 'Fri, 02 Aug
> 2013 08:48:52 +0000', 'Content-Type': 'application/octet-stream',
> 'Authorization': 'AWS 00ba9a7f9a8142b070c3:fy03ARq2UQWKW2UndUSYJ/E+QfI='}.
> Received response status 200: OK ####
> [1] http://docs.aws.amazon.com/AmazonS3/latest/dev/UploadingObjects.html
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