== sanity test 248c: verify whole file read behavior ===== 10:23:15 (1766416995)
llite.lustre-ffff8ec81037c000.read_ahead_stats=c
striped dir -i0 -c2 -H fnv_1a_64 /mnt/lustre/d248c.sanity
llite.lustre-ffff8ec81037c000.max_read_ahead_whole_mb=64
whole file readahead of 64 MiB took 5.10861 seconds
llite.lustre-ffff8ec81037c000.read_ahead_stats=
snapshot_time             1766417001.701859215 secs.nsecs
start_time                1766416996.181938856 secs.nsecs
elapsed_time              5.519920359 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-ffff8ec81037c000.read_ahead_stats=clear
llite.lustre-ffff8ec81037c000.max_read_ahead_whole_mb=8
non-whole file readahead of 64 MiB took 4.71161 seconds
llite.lustre-ffff8ec81037c000.read_ahead_stats=
snapshot_time             1766417007.301116869 secs.nsecs
start_time                1766417001.710647099 secs.nsecs
elapsed_time              5.590469770 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-ffff8ec81037c000.max_read_ahead_whole_mb=4