== sanity test 248c: verify whole file read behavior ===== 11:43:34 (1746632614)
llite.lustre-ffff8800883e8800.read_ahead_stats=c
llite.lustre-ffff8800883e8800.max_read_ahead_whole_mb=64
whole file readahead of 64 MiB took 34.7 seconds
llite.lustre-ffff8800883e8800.read_ahead_stats=
snapshot_time             1746632617.668024367 secs.nsecs
start_time                1746632615.571123702 secs.nsecs
elapsed_time              2.096900665 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-ffff8800883e8800.read_ahead_stats=clear
llite.lustre-ffff8800883e8800.max_read_ahead_whole_mb=8
non-whole file readahead of 64 MiB took 36.6 seconds
llite.lustre-ffff8800883e8800.read_ahead_stats=
snapshot_time             1746632619.909392159 secs.nsecs
start_time                1746632617.670899008 secs.nsecs
elapsed_time              2.238493151 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-ffff8800883e8800.max_read_ahead_whole_mb=4