== sanity test 255b: check 'lfs ladvise -a dontneed' ===== 12:16:48 (1790785008) 100+0 records in 100+0 records out 104857600 bytes (105 MB, 100 MiB) copied, 17.581 s, 6.0 MB/s Total memory: 3781772 KiB Cache used before read: 99852 KiB Cache used after read: 202396 KiB Cache used after dontneed ladvise: 99996 KiB