== sanity test 123aa: verify statahead work ============== 22:56:07 (1772423767)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9ecdc50c8800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9ecdc50c8800.batch_stats=0
striped dir -i1 -c2 -H crush2 /mnt/lustre/d123aa.sanity
total: 100 open/close in 0.66 seconds: 152.26 ops/second
llite.lustre-ffff9ecdc50c8800.statahead_max=0
101

real	0m0.682s
user	0m0.004s
sys	0m0.272s
ls -l 100 files without statahead: 0 sec
llite.lustre-ffff9ecdc50c8800.statahead_max=128
128
101

real	0m0.585s
user	0m0.001s
sys	0m0.370s
ls -l 100 files with statahead: 1 sec
statahead total: 46
statahead wrong: 1
agl total: 44
list_total: 18
fname_total: 28
hit_total: 786
miss_total: 200
total: 900 open/close in 1.97 seconds: 456.30 ops/second
llite.lustre-ffff9ecdc50c8800.statahead_max=0
1001

real	0m6.757s
user	0m0.028s
sys	0m2.686s
ls -l 1000 files without statahead: 7 sec
llite.lustre-ffff9ecdc50c8800.statahead_max=128
128
1001

real	0m2.778s
user	0m0.010s
sys	0m1.949s
ls -l 1000 files with statahead: 2 sec
statahead total: 47
statahead wrong: 1
agl total: 45
list_total: 19
fname_total: 28
hit_total: 1785
miss_total: 201
 - open/close 5278 (time 1772423797.18 total 10.00 last 527.79)
total: 9000 open/close in 18.19 seconds: 494.81 ops/second
llite.lustre-ffff9ecdc50c8800.statahead_max=0
10001

real	1m1.012s
user	0m0.231s
sys	0m24.081s
ls -l 10000 files without statahead: 61 sec
llite.lustre-ffff9ecdc50c8800.statahead_max=128
128
10001

real	0m33.830s
user	0m0.168s
sys	0m23.907s
ls -l 10000 files with statahead: 34 sec
statahead total: 48
statahead wrong: 1
agl total: 46
list_total: 20
fname_total: 28
hit_total: 11784
miss_total: 202
ls -l done
rm -r /mnt/lustre/d123aa.sanity: 65 seconds
llite.lustre-ffff9ecdc50c8800.statahead_stats=
statahead total: 48
statahead wrong: 1
agl total: 46
list_total: 20
fname_total: 28
hit_total: 11784
miss_total: 202
mdc.lustre-MDT0000-mdc-ffff9ecdc50c8800.batch_stats=
snapshot_time:            1772423980.832657910 secs.nsecs
start_time:               1772423768.350475012 secs.nsecs
elapsed_time:             212.482182898 secs.nsecs
subreqs per batch   batches   % cum %
1:		       186  51  51
2:		        18   4  56
4:		         7   1  58
8:		         3   0  58
16:		         0   0  58
32:		        56  15  74
64:		        93  25 100
mdc.lustre-MDT0001-mdc-ffff9ecdc50c8800.batch_stats=
snapshot_time:            1772423980.832739993 secs.nsecs
start_time:               1772423768.350577338 secs.nsecs
elapsed_time:             212.482162655 secs.nsecs
subreqs per batch   batches   % cum %
1:		       209  53  53
2:		        18   4  58
4:		         3   0  59
8:		         5   1  60
16:		         3   0  61
32:		        40  10  71
64:		       110  28 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536