== sanity test 248c: verify whole file read behavior ===== 20:52:36 (1788915156)
llite.lustre-ffff8d0ac6010000.read_ahead_stats=c
llite.lustre-ffff8d0ac6010000.max_read_ahead_whole_mb=64
whole file readahead of 64 MiB took 7.59123 seconds
llite.lustre-ffff8d0ac6010000.read_ahead_stats=
snapshot_time                       1788915166.222698602 secs.nsecs
start_time                          1788915158.072816164 secs.nsecs
elapsed_time                        8.149882438 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-ffff8d0ac6010000.read_ahead_stats=clear
llite.lustre-ffff8d0ac6010000.max_read_ahead_whole_mb=8
non-whole file readahead of 64 MiB took 7.6644 seconds
llite.lustre-ffff8d0ac6010000.read_ahead_stats=
snapshot_time                       1788915176.257839820 secs.nsecs
start_time                          1788915166.242955771 secs.nsecs
elapsed_time                        10.014884049 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-ffff8d0ac6010000.max_read_ahead_whole_mb=4