== sanity test 255b: check 'lfs ladvise -a dontneed' ===== 12:00:42 (1787846442) 100+0 records in 100+0 records out 104857600 bytes (105 MB, 100 MiB) copied, 14.9324 s, 7.0 MB/s Total memory: 3781772 KiB Cache used before read: 100028 KiB Cache used after read: 202500 KiB Cache used after dontneed ladvise: 100204 KiB