== sanity test 248c: verify whole file read behavior ===== 21:20:18 (1789780818)
llite.lustre-ffff8fe148ace800.read_ahead_stats=c
llite.lustre-ffff8fe148ace800.max_read_ahead_whole_mb=64
whole file readahead of 64 MiB took 9.39141 seconds
llite.lustre-ffff8fe148ace800.read_ahead_stats=
snapshot_time                       1789780830.464195133 secs.nsecs
start_time                          1789780820.428352539 secs.nsecs
elapsed_time                        10.035842594 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-ffff8fe148ace800.read_ahead_stats=clear
llite.lustre-ffff8fe148ace800.max_read_ahead_whole_mb=8
non-whole file readahead of 64 MiB took 8.88409 seconds
llite.lustre-ffff8fe148ace800.read_ahead_stats=
snapshot_time                       1789780841.184575996 secs.nsecs
start_time                          1789780830.502165304 secs.nsecs
elapsed_time                        10.682410692 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-ffff8fe148ace800.max_read_ahead_whole_mb=4