== sanity test 101a: check read-ahead for random reads === 09:07:26 (1713532046)
nreads: 10000 file size: 96MB

38.293145s, 17.1143MB/s
osc.lustre-OST0000-osc-ffff88012d40c000.rpc_stats=
snapshot_time:            1713532087.694856454 secs.nsecs
start_time:               1713532046.770591291 secs.nsecs
elapsed_time:             40.924265163 secs.nsecs
read RPCs in flight:  0
write RPCs in flight: 0
pending write pages:  0
pending read pages:   0

			read			write
pages per rpc         rpcs   % cum % |       rpcs   % cum %
1:		         0   0   0   |          2  50  50
2:		         0   0   0   |          1  25  75
4:		         0   0   0   |          0   0  75
8:		         0   0   0   |          1  25 100

			read			write
rpcs in flight        rpcs   % cum % |       rpcs   % cum %
1:		         0   0   0   |          1  25  25
2:		         0   0   0   |          1  25  50
3:		         0   0   0   |          1  25  75
4:		         0   0   0   |          1  25 100

			read			write
offset                rpcs   % cum % |       rpcs   % cum %
0:		         0   0   0   |          4 100 100
osc.lustre-OST0001-osc-ffff88012d40c000.rpc_stats=
snapshot_time:            1713532087.695064421 secs.nsecs
start_time:               1713532046.770714594 secs.nsecs
elapsed_time:             40.924349827 secs.nsecs
read RPCs in flight:  0
write RPCs in flight: 0
pending write pages:  0
pending read pages:   0

			read			write
pages per rpc         rpcs   % cum % |       rpcs   % cum %
1:		         0   0   0   |          2   1   1
2:		         1   0   0   |          1   0   2
4:		         1   0   0   |          0   0   2
8:		         1   0   0   |          0   0   2
16:		      4993  99 100   |          0   0   2
32:		         0   0 100   |          0   0   2
64:		         0   0 100   |          0   0   2
128:		         0   0 100   |          0   0   2
256:		         0   0 100   |        100  97 100

			read			write
rpcs in flight        rpcs   % cum % |       rpcs   % cum %
1:		      4996 100 100   |        100  97  97
2:		         0   0 100   |          2   1  99
3:		         0   0 100   |          1   0 100

			read			write
offset                rpcs   % cum % |       rpcs   % cum %
0:		         3   0   0   |          4   3   3
1:		         0   0   0   |          0   0   3
2:		         0   0   0   |          0   0   3
4:		         0   0   0   |          0   0   3
8:		         0   0   0   |          0   0   3
16:		         5   0   0   |          0   0   3
32:		         7   0   0   |          0   0   3
64:		        16   0   0   |          0   0   3
128:		        26   0   1   |          0   0   3
256:		        52   1   2   |          1   0   4
512:		       108   2   4   |          2   1   6
1024:		       205   4   8   |          4   3  10
2048:		       430   8  17   |          8   7  18
4096:		       859  17  34   |         16  15  33
8192:		      1670  33  67   |         32  31  65
16384:		      1615  32 100   |         36  34 100
llite.lustre-ffff88012d40c000.read_ahead_stats=
snapshot_time             1713532087.700741804 secs.nsecs
start_time                1713532046.776708270 secs.nsecs
elapsed_time              40.924033534 secs.nsecs
hits                      74906 samples [pages]
misses                    4996 samples [pages]
readpage_not_consecutive  9991 samples [pages]
zero_size_window          74906 samples [pages]
failed_to_fast_read       4996 samples [pages]
readahead_pages           4996 samples [pages] 1 15 74906