== sanity test 123aa: verify statahead work ============== 21:35:27 (1708828527)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff88008f3ac000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff88008f3ac000.batch_stats=0
striped dir -i1 -c2 -H crush2 /mnt/lustre/d123aa.sanity
total: 100 open/close in 0.53 seconds: 188.46 ops/second
llite.lustre-ffff88008f3ac000.statahead_max=0
101

real	0m0.481s
user	0m0.004s
sys	0m0.178s
ls -l 100 files without statahead: 0 sec
llite.lustre-ffff88008f3ac000.statahead_max=128
128
101

real	0m0.249s
user	0m0.001s
sys	0m0.105s
ls -l 100 files with statahead: 0 sec
statahead total: 27
statahead wrong: 0
agl total: 27
list_total: 27
fname_total: 0
hit_total: 409
miss_total: 139
total: 900 open/close in 1.64 seconds: 550.42 ops/second
llite.lustre-ffff88008f3ac000.statahead_max=0
1001

real	0m5.162s
user	0m0.029s
sys	0m1.947s
ls -l 1000 files without statahead: 5 sec
llite.lustre-ffff88008f3ac000.statahead_max=128
128
1001

real	0m1.004s
user	0m0.020s
sys	0m0.850s
ls -l 1000 files with statahead: 1 sec
statahead total: 28
statahead wrong: 0
agl total: 28
list_total: 28
fname_total: 0
hit_total: 1408
miss_total: 140
 - open/close 4449 (time 1708828551.24 total 10.00 last 444.84)
 - open/close 8119 (time 1708828561.24 total 20.00 last 366.94)
total: 9000 open/close in 22.92 seconds: 392.71 ops/second
llite.lustre-ffff88008f3ac000.statahead_max=0
10001

real	0m57.491s
user	0m0.343s
sys	0m23.797s
ls -l 10000 files without statahead: 57 sec
llite.lustre-ffff88008f3ac000.statahead_max=128
128
10001

real	0m10.512s
user	0m0.225s
sys	0m9.414s
ls -l 10000 files with statahead: 11 sec
statahead total: 29
statahead wrong: 0
agl total: 29
list_total: 29
fname_total: 0
hit_total: 11407
miss_total: 141
ls -l done
rm -r /mnt/lustre/d123aa.sanity/: 44 seconds
rm done
statahead total: 29
statahead wrong: 0
agl total: 29
list_total: 29
fname_total: 0
hit_total: 11407
miss_total: 141
mdc.lustre-MDT0000-mdc-ffff88008f3ac000.batch_stats=
snapshot_time:            1708828683.434058167 secs.nsecs
start_time:               1708828528.593474139 secs.nsecs
elapsed_time:             154.840584028 secs.nsecs
subreqs per batch   batches   % cum %
1:		        25  13  13
2:		         0   0  13
4:		         5   2  16
8:		         3   1  18
16:		         0   0  18
32:		        44  24  42
64:		       106  57 100
mdc.lustre-MDT0001-mdc-ffff88008f3ac000.batch_stats=
snapshot_time:            1708828683.434210725 secs.nsecs
start_time:               1708828528.593564121 secs.nsecs
elapsed_time:             154.840646604 secs.nsecs
subreqs per batch   batches   % cum %
1:		        25  13  13
2:		         4   2  15
4:		         1   0  15
8:		         5   2  18
16:		         1   0  19
32:		        28  14  34
64:		       124  65 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536