== sanity test 248c: verify whole file read behavior ===== 11:01:11 (1789138871)
llite.lustre-ffff9dbf604a2000.read_ahead_stats=c
llite.lustre-ffff9dbf604a2000.max_read_ahead_whole_mb=64
whole file readahead of 64 MiB took 8.18871 seconds
llite.lustre-ffff9dbf604a2000.read_ahead_stats=
snapshot_time                       1789138883.017456398 secs.nsecs
start_time                          1789138874.174216849 secs.nsecs
elapsed_time                        8.843239549 secs.nsecs
hits                                16382 samples [pages]
misses                              2 samples [pages]
zero_size_window                    1 samples [pages]
failed_to_fast_read                 3 samples [pages]
readahead_pages                     1 samples [pages] 16382 16382 16382
llite.lustre-ffff9dbf604a2000.read_ahead_stats=clear
llite.lustre-ffff9dbf604a2000.max_read_ahead_whole_mb=8
non-whole file readahead of 64 MiB took 6.73452 seconds
llite.lustre-ffff9dbf604a2000.read_ahead_stats=
snapshot_time                       1789138891.855576725 secs.nsecs
start_time                          1789138883.027845350 secs.nsecs
elapsed_time                        8.827731375 secs.nsecs
hits                                16382 samples [pages]
misses                              2 samples [pages]
zero_size_window                    1 samples [pages]
failed_to_fast_read                 3 samples [pages]
readahead_pages                     1 samples [pages] 16382 16382 16382
Test passed on attempt 0
llite.lustre-ffff9dbf604a2000.max_read_ahead_whole_mb=4