BENCH: fix to get only unique mount points in common_benchmark
BENCH: fix to get only unique mount points in common_benchmark

Aloja/aloja,Aloja/aloja,Aloja/aloja,Aloja/aloja,Aloja/aloja,Aloja/aloja,Aloja/aloja,Aloja/aloja,Aloja/aloja,Aloja/aloja,Aloja/aloja