== sanity test 248c: verify whole file read behavior ===== 13:02:34 (1774890154)
llite.lustre-ffff90e6206aa800.read_ahead_stats=c
llite.lustre-ffff90e6206aa800.max_read_ahead_whole_mb=64
whole file readahead of 64 MiB took 7.6641 seconds
llite.lustre-ffff90e6206aa800.read_ahead_stats=
snapshot_time             1774890163.836746938 secs.nsecs
start_time                1774890155.850393942 secs.nsecs
elapsed_time              7.986352996 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-ffff90e6206aa800.read_ahead_stats=clear
llite.lustre-ffff90e6206aa800.max_read_ahead_whole_mb=8
non-whole file readahead of 64 MiB took 7.80241 seconds
llite.lustre-ffff90e6206aa800.read_ahead_stats=
snapshot_time             1774890172.580498062 secs.nsecs
start_time                1774890163.846599667 secs.nsecs
elapsed_time              8.733898395 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-ffff90e6206aa800.max_read_ahead_whole_mb=4