== sanity test 248c: verify whole file read behavior ===== 19:06:40 (1746140800)
llite.lustre-ffff8800b58e3000.read_ahead_stats=c
llite.lustre-ffff8800b58e3000.max_read_ahead_whole_mb=64
whole file readahead of 64 MiB took 20.6 seconds
llite.lustre-ffff8800b58e3000.read_ahead_stats=
snapshot_time             1746140804.196874290 secs.nsecs
start_time                1746140800.715905883 secs.nsecs
elapsed_time              3.480968407 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-ffff8800b58e3000.read_ahead_stats=clear
llite.lustre-ffff8800b58e3000.max_read_ahead_whole_mb=8
non-whole file readahead of 64 MiB took 22.5 seconds
llite.lustre-ffff8800b58e3000.read_ahead_stats=
snapshot_time             1746140807.871597302 secs.nsecs
start_time                1746140804.202356731 secs.nsecs
elapsed_time              3.669240571 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-ffff8800b58e3000.max_read_ahead_whole_mb=4