== sanity test 255b: check 'lfs ladvise -a dontneed' ===== 17:48:53 (1788817733) 100+0 records in 100+0 records out 104857600 bytes (105 MB, 100 MiB) copied, 13.6539 s, 7.7 MB/s Total memory: 3781772 KiB Cache used before read: 99928 KiB Cache used after read: 202404 KiB Cache used after dontneed ladvise: 100004 KiB