== sanity test 123aa: verify statahead work ============== 17:26:15 (1746134775)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff88007cf97800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff88007cf97800.batch_stats=0
striped dir -i1 -c2 -H crush /mnt/lustre/d123aa.sanity
total: 100 open/close in 2.06 seconds: 48.52 ops/second
llite.lustre-ffff88007cf97800.statahead_max=0
101

real	0m1.700s
user	0m0.014s
sys	0m0.344s
ls -l 100 files without statahead: 2 sec
llite.lustre-ffff88007cf97800.statahead_max=128
128
101

real	0m0.542s
user	0m0.004s
sys	0m0.182s
ls -l 100 files with statahead: 0 sec
statahead total: 122
statahead wrong: 2
agl total: 122
list_total: 24
fname_total: 98
hit_total: 515
miss_total: 1100
total: 900 open/close in 8.79 seconds: 102.38 ops/second
llite.lustre-ffff88007cf97800.statahead_max=0
1001

real	0m15.678s
user	0m0.144s
sys	0m3.364s
ls -l 1000 files without statahead: 16 sec
llite.lustre-ffff88007cf97800.statahead_max=128
128
1001

real	0m2.720s
user	0m0.033s
sys	0m1.288s
ls -l 1000 files with statahead: 3 sec
statahead total: 123
statahead wrong: 2
agl total: 123
list_total: 25
fname_total: 98
hit_total: 1514
miss_total: 1101
 - open/close 991 (time 1746134827.95 total 10.00 last 99.09)
 - open/close 1976 (time 1746134837.96 total 20.01 last 98.45)
total: 2000 open/close in 20.27 seconds: 98.68 ops/second
llite.lustre-ffff88007cf97800.statahead_max=0
3001

real	0m50.014s
user	0m0.278s
sys	0m10.502s
ls -l 3000 files without statahead: 50 sec
llite.lustre-ffff88007cf97800.statahead_max=128
128
3001

real	0m7.229s
user	0m0.138s
sys	0m3.600s
ls -l 3000 files with statahead: 7 sec
statahead total: 124
statahead wrong: 2
agl total: 124
list_total: 26
fname_total: 98
hit_total: 4513
miss_total: 1102
ls -l done
rm -r /mnt/lustre/d123aa.sanity: 37 seconds
llite.lustre-ffff88007cf97800.statahead_stats=
statahead total: 124
statahead wrong: 2
agl total: 124
list_total: 26
fname_total: 98
hit_total: 4513
miss_total: 1102
mdc.lustre-MDT0000-mdc-ffff88007cf97800.batch_stats=
snapshot_time:            1746134939.456658128 secs.nsecs
start_time:               1746134777.992475127 secs.nsecs
elapsed_time:             161.464183001 secs.nsecs
subreqs per batch   batches   % cum %
1:		        15  19  19
2:		         1   1  20
4:		         4   5  25
8:		         1   1  27
16:		         1   1  28
32:		        33  42  71
64:		        22  28 100
mdc.lustre-MDT0001-mdc-ffff88007cf97800.batch_stats=
snapshot_time:            1746134939.456764045 secs.nsecs
start_time:               1746134777.992954833 secs.nsecs
elapsed_time:             161.463809212 secs.nsecs
subreqs per batch   batches   % cum %
1:		        11  13  13
2:		         1   1  14
4:		         3   3  18
8:		         5   6  24
16:		         4   4  29
32:		        11  13  43
64:		        46  56 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536