Improve CachingFileSystem performance #1833
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We cache the size attribute of the file in the metadata to be able to pass it to the open call in the CachingFileSystem. This avoids retrieving the size on each file access, which is costly for files read over a network, e.g. S3.
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We cache the size attribute of the file in the metadata to be able to pass it to the open call in the CachingFileSystem. This avoids retrieving the size on each file access, which is costly for files read over a network, e.g. S3.
Closes #1832.