== sanity test 248c: verify whole file read behavior ===== 01:39:22 (1744177162)
llite.lustre-ffff880085bed800.read_ahead_stats=c
llite.lustre-ffff880085bed800.max_read_ahead_whole_mb=64
whole file readahead of 64 MiB took 36.0 seconds
llite.lustre-ffff880085bed800.read_ahead_stats=
snapshot_time             1744177165.469187072 secs.nsecs
start_time                1744177163.442523676 secs.nsecs
elapsed_time              2.026663396 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-ffff880085bed800.read_ahead_stats=clear
llite.lustre-ffff880085bed800.max_read_ahead_whole_mb=8
non-whole file readahead of 64 MiB took 33.6 seconds
llite.lustre-ffff880085bed800.read_ahead_stats=
snapshot_time             1744177167.895406298 secs.nsecs
start_time                1744177165.475064405 secs.nsecs
elapsed_time              2.420341893 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-ffff880085bed800.max_read_ahead_whole_mb=4