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unakatsuo/gist:1221187

Created September 16, 2011 04:16
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Onliner: keep sparse section after decompressing.
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gistfile1.sh
# When you extract the compressed file which might be sparse originally, the generated file will be non-sparse.
# Here is the oneliner that allows to keep sparse without creating temporary file.
zcat sparse.raw.gz | cp --sparse=always /dev/stdin sparse.raw
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