== sanity test 255b: check 'lfs ladvise -a dontneed' ===== 00:25:01 (1783139101)
100+0 records in
100+0 records out
104857600 bytes (105 MB, 100 MiB) copied, 12.7142 s, 8.2 MB/s
Total memory: 3781772 KiB
Cache used before read: 100044 KiB
Cache used after read: 202616 KiB
Cache used after dontneed ladvise: 100216 KiB