== sanity test 248c: verify whole file read behavior ===== 01:53:39 (1744091619)
llite.lustre-ffff8800b65d2000.read_ahead_stats=c
llite.lustre-ffff8800b65d2000.max_read_ahead_whole_mb=64
whole file readahead of 64 MiB took 31.6 seconds
llite.lustre-ffff8800b65d2000.read_ahead_stats=
snapshot_time             1744091621.986053892 secs.nsecs
start_time                1744091619.766978816 secs.nsecs
elapsed_time              2.219075076 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-ffff8800b65d2000.read_ahead_stats=clear
llite.lustre-ffff8800b65d2000.max_read_ahead_whole_mb=8
non-whole file readahead of 64 MiB took 32.7 seconds
llite.lustre-ffff8800b65d2000.read_ahead_stats=
snapshot_time             1744091624.526807070 secs.nsecs
start_time                1744091621.989374710 secs.nsecs
elapsed_time              2.537432360 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-ffff8800b65d2000.max_read_ahead_whole_mb=4