== sanity test 255b: check 'lfs ladvise -a dontneed' ===== 15:02:57 (1787857377) 100+0 records in 100+0 records out 104857600 bytes (105 MB, 100 MiB) copied, 12.569 s, 8.3 MB/s Total memory: 3781772 KiB Cache used before read: 99980 KiB Cache used after read: 202452 KiB Cache used after dontneed ladvise: 100052 KiB