== sanity test 248c: verify whole file read behavior ===== 05:38:19 (1779701899)
llite.lustre-ffff9a4fe1c6a800.read_ahead_stats=c
striped dir -i0 -c2 -H fnv_1a_64  /mnt/lustre/d248c.sanity
llite.lustre-ffff9a4fe1c6a800.max_read_ahead_whole_mb=64
whole file readahead of 64 MiB took 9.37083 seconds
llite.lustre-ffff9a4fe1c6a800.read_ahead_stats=
snapshot_time             1779701911.789049465 secs.nsecs
start_time                1779701901.278282376 secs.nsecs
elapsed_time              10.510767089 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-ffff9a4fe1c6a800.read_ahead_stats=clear
llite.lustre-ffff9a4fe1c6a800.max_read_ahead_whole_mb=8
non-whole file readahead of 64 MiB took 7.25835 seconds
llite.lustre-ffff9a4fe1c6a800.read_ahead_stats=
snapshot_time             1779701921.368432055 secs.nsecs
start_time                1779701911.820293313 secs.nsecs
elapsed_time              9.548138742 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-ffff9a4fe1c6a800.max_read_ahead_whole_mb=4