== sanity test 255b: check 'lfs ladvise -a dontneed' ===== 03:53:55 (1722239635) 100+0 records in 100+0 records out 104857600 bytes (105 MB) copied, 0.668669 s, 157 MB/s Total memory: 3820268 KiB Cache used before read: 73188 KiB Cache used after read: 175884 KiB Cache used after dontneed ladvise: 73492 KiB