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https://issues.apache.org/jira/browse/NIFI-14318?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Paul Kelly updated NIFI-14318:
------------------------------
    Affects Version/s: 2.6.0
                           (was: 1.28.1)
                           (was: 2.2.0)
               Status: Patch Available  (was: Open)

> PutAzureBlobStorage_v12 cannot upload files larger than 200GB
> -------------------------------------------------------------
>
>                 Key: NIFI-14318
>                 URL: https://issues.apache.org/jira/browse/NIFI-14318
>             Project: Apache NiFi
>          Issue Type: Bug
>    Affects Versions: 2.6.0
>            Reporter: Paul Kelly
>            Assignee: Paul Kelly
>            Priority: Major
>              Labels: azure, azureblob
>          Time Spent: 10m
>  Remaining Estimate: 0h
>
> PutAzureBlobStorage_v12 currently uses the Azure Blob Storage default block 
> size of 4MB.  Azure Blob Storage has a maximum number of blocks of 50,000 per 
> blob.  Therefore, the largest file that PutAzureBlobStorage_v12 can currently 
> upload is 4MB * 50,000 = 200GB.  The service supports blocks up to 4,000MiB 
> for a total of 4,000MiB * 50,000 = 190.7TiB per blob, about 1,000x larger 
> than NiFi can currently upload.  The block size should be calculated 
> dynamically – or at least be configurable – to allow uploading files larger 
> than 200GB.



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