== sanity test 255b: check 'lfs ladvise -a dontneed' ===== 19:37:44 (1787701064) 100+0 records in 100+0 records out 104857600 bytes (105 MB, 100 MiB) copied, 13.769 s, 7.6 MB/s Total memory: 3781772 KiB Cache used before read: 98744 KiB Cache used after read: 201296 KiB Cache used after dontneed ladvise: 98888 KiB