== sanity test 248c: verify whole file read behavior ===== 14:00:21 (1788804021)
llite.lustre-ffff986190583800.read_ahead_stats=c
llite.lustre-ffff986190583800.max_read_ahead_whole_mb=64
whole file readahead of 64 MiB took 7.26654 seconds
llite.lustre-ffff986190583800.read_ahead_stats=
snapshot_time                       1788804031.820714001 secs.nsecs
start_time                          1788804023.786624245 secs.nsecs
elapsed_time                        8.034089756 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-ffff986190583800.read_ahead_stats=clear
llite.lustre-ffff986190583800.max_read_ahead_whole_mb=8
non-whole file readahead of 64 MiB took 4.55776 seconds
llite.lustre-ffff986190583800.read_ahead_stats=
snapshot_time                       1788804037.885369545 secs.nsecs
start_time                          1788804031.841443839 secs.nsecs
elapsed_time                        6.043925706 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
Try 0 failed: whole file readahead took: 7.26654, greater than non: 4.55776
llite.lustre-ffff986190583800.max_read_ahead_whole_mb=64
whole file readahead of 64 MiB took 5.74876 seconds
llite.lustre-ffff986190583800.read_ahead_stats=
snapshot_time                       1788804045.506538501 secs.nsecs
start_time                          1788804031.841443839 secs.nsecs
elapsed_time                        13.665094662 secs.nsecs
hits                                32764 samples [pages]
misses                              4 samples [pages]
zero_size_window                    2 samples [pages]
failed_to_fast_read                 6 samples [pages]
readahead_pages                     2 samples [pages] 16382 16382 32764
llite.lustre-ffff986190583800.read_ahead_stats=clear
llite.lustre-ffff986190583800.max_read_ahead_whole_mb=8
non-whole file readahead of 64 MiB took 6.77283 seconds
llite.lustre-ffff986190583800.read_ahead_stats=
snapshot_time                       1788804054.702433939 secs.nsecs
start_time                          1788804045.528332742 secs.nsecs
elapsed_time                        9.174101197 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 1
llite.lustre-ffff986190583800.max_read_ahead_whole_mb=4