== sanity test 248c: verify whole file read behavior ===== 03:44:53 (1749541493)
llite.lustre-ffff8800a9a4d800.read_ahead_stats=c
llite.lustre-ffff8800a9a4d800.max_read_ahead_whole_mb=64
whole file readahead of 64 MiB took 32.8 seconds
llite.lustre-ffff8800a9a4d800.read_ahead_stats=
snapshot_time             1749541496.162803039 secs.nsecs
start_time                1749541494.031314300 secs.nsecs
elapsed_time              2.131488739 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-ffff8800a9a4d800.read_ahead_stats=clear
llite.lustre-ffff8800a9a4d800.max_read_ahead_whole_mb=8
non-whole file readahead of 64 MiB took 32.2 seconds
llite.lustre-ffff8800a9a4d800.read_ahead_stats=
snapshot_time             1749541498.666037410 secs.nsecs
start_time                1749541496.166042076 secs.nsecs
elapsed_time              2.499995334 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-ffff8800a9a4d800.max_read_ahead_whole_mb=4