== sanity test 248c: verify whole file read behavior ===== 05:24:53 (1789118693)
llite.lustre-ffff94c620dd1000.read_ahead_stats=c
llite.lustre-ffff94c620dd1000.max_read_ahead_whole_mb=64
whole file readahead of 64 MiB took 7.5881 seconds
llite.lustre-ffff94c620dd1000.read_ahead_stats=
snapshot_time                       1789118703.550204105 secs.nsecs
start_time                          1789118695.380668244 secs.nsecs
elapsed_time                        8.169535861 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-ffff94c620dd1000.read_ahead_stats=clear
llite.lustre-ffff94c620dd1000.max_read_ahead_whole_mb=8
non-whole file readahead of 64 MiB took 8.12766 seconds
llite.lustre-ffff94c620dd1000.read_ahead_stats=
snapshot_time                       1789118713.539687811 secs.nsecs
start_time                          1789118703.574912581 secs.nsecs
elapsed_time                        9.964775230 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-ffff94c620dd1000.max_read_ahead_whole_mb=4