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Developers can use an intermediate blob storage to upload the asset, and pass it to the next action using the URL to the asset, as "the reference" to it. The problem with this workaround is that the size of the asset greatly impacts influences the performance. The bigger the asset, the bigger the impact. If the asset is 2GB, then uploading and downloading to a blob storage on each activation may add up to a minute to the execution time.

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Allow developers to "attach" a persistent disk to an action. The programming model in this case is the easiest one for developers: they can assume assumes there's always a folder available on the disk on a well known path.  The WSK CLI could look like in the example bellow:

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