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travisdowns/headtail.sh

Created July 6, 2020 21:58
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headtail.sh
dd if=/dev/urandom of=64mib.bin bs=1024K count=64
echo $((64*1024*1024))
time tail -c +$((16*1024*1024+1)) 64mib.bin | head -c $((32*1024*1024+1)) > out.bin
ls -lh out.bin
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