Create random offsets file:
git clone https://github.com/filecoin-project/rust-fil-proofs
cd rust-fil-proofs
mkidr /tmp/parentcache
FIL_PROOFS_PARENT_CACHE=/tmp/parentcache cargo run --release --bin gen_graph_cache -- --size $(bc <<< '32 * 1024^3')
Create a file with random data:
touch /tmp/random.data
shred -n 1 -s 32G /tmp/random.data
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