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38 requires nbdcopy
--version
40 files
="readahead-copy1.img readahead-copy2.img"
42 cleanup_fn
rm -f $files
44 # Run nbdkit with and without the readahead filter and a very sparse
45 # disk with bytes scattered around. Compare the two outputs which
46 # should be identical.
57 nbdkit
-v -U - --filter=readahead data
"$data" \
58 --run 'nbdcopy "$uri" readahead-copy1.img'
59 nbdkit
-v -U - data
"$data" \
60 --run 'nbdcopy "$uri" readahead-copy2.img'
63 cmp readahead-copy
{1,2}.img