== sanity test 255b: check 'lfs ladvise -a dontneed' ===== 08:21:04 (1775046064) 100+0 records in 100+0 records out 104857600 bytes (105 MB, 100 MiB) copied, 5.59198 s, 18.8 MB/s Total memory: 3781772 KiB Cache used before read: 98724 KiB Cache used after read: 201312 KiB Cache used after dontneed ladvise: 99044 KiB