I was trying to copy the bitcask driver and the uuid_v4() doesn't work.
Some logs I don't understand.
07:23:31.523 [error] Supervisor basho_bench_run_sup had child basho_bench_worker_sup started with basho_bench_worker_sup:start_link() at undefined exit with reason {shutdown,{failed_to_start_child,basho_bench_worker_1,{function_clause,[{basho_bench_worker,init_generators,[false,uuid_v4,1,basho_bench_keygen],[{file,"/mnt/g/database_cache_benchmark/deps/basho_bench/src/basho_bench_worker.erl"},{line,406}]},{basho_bench_worker,add_generators,1,[{file,"/mnt/g/database_cache_benchmark/deps/basho_bench/src/basho_bench_worker.erl"},{line,399}]},{basho_bench_worker,init,1,[{file,"/mnt/g/database_cache_benchmark/deps/basho_bench/src/basho_bench_worker.erl"},{line,...}]},...]}}} in context start_error