== sanity test 123aa: verify statahead work ============== 06:26:05 (1777026365)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff99da4930c800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff99da4930c800.batch_stats=0
striped dir -i1 -c2 -H crush  /mnt/lustre/d123aa.sanity
total: 100 open/close in 1.28 seconds: 77.94 ops/second
llite.lustre-ffff99da4930c800.statahead_max=0
101

real	0m1.356s
user	0m0.003s
sys	0m0.287s
ls -l 100 files without statahead: 1 sec
llite.lustre-ffff99da4930c800.statahead_max=128
128
101

real	0m0.430s
user	0m0.005s
sys	0m0.183s
ls -l 100 files with statahead: 1 sec
statahead total: 76
statahead wrong: 1
agl total: 74
list_total: 20
fname_total: 56
hit_total: 816
miss_total: 210
total: 900 open/close in 6.68 seconds: 134.72 ops/second
llite.lustre-ffff99da4930c800.statahead_max=0
1001

real	0m12.823s
user	0m0.025s
sys	0m2.804s
ls -l 1000 files without statahead: 12 sec
llite.lustre-ffff99da4930c800.statahead_max=128
128
1001

real	0m3.214s
user	0m0.025s
sys	0m1.694s
ls -l 1000 files with statahead: 3 sec
statahead total: 77
statahead wrong: 1
agl total: 75
list_total: 21
fname_total: 56
hit_total: 1815
miss_total: 211
 - open/close 1467 (time 1777026412.07 total 10.00 last 146.65)
total: 3000 open/close in 18.65 seconds: 160.87 ops/second
llite.lustre-ffff99da4930c800.statahead_max=0
4001

real	0m50.051s
user	0m0.120s
sys	0m11.009s
ls -l 4000 files without statahead: 50 sec
llite.lustre-ffff99da4930c800.statahead_max=128
128
4001

real	0m12.260s
user	0m0.065s
sys	0m6.802s
ls -l 4000 files with statahead: 13 sec
statahead total: 78
statahead wrong: 1
agl total: 76
list_total: 22
fname_total: 56
hit_total: 5814
miss_total: 212
ls -l done
rm -r /mnt/lustre/d123aa.sanity: 38 seconds
llite.lustre-ffff99da4930c800.statahead_stats=
statahead total: 78
statahead wrong: 1
agl total: 76
list_total: 22
fname_total: 56
hit_total: 5814
miss_total: 212
mdc.lustre-MDT0000-mdc-ffff99da4930c800.batch_stats=
snapshot_time:            1777026529.111999637 secs.nsecs
start_time:               1777026367.709031671 secs.nsecs
elapsed_time:             161.402967966 secs.nsecs
subreqs per batch   batches   % cum %
1:		        50  37  37
2:		         9   6  43
4:		         5   3  47
8:		         3   2  49
16:		         0   0  49
32:		        32  23  73
64:		        36  26 100
mdc.lustre-MDT0001-mdc-ffff99da4930c800.batch_stats=
snapshot_time:            1777026529.112061142 secs.nsecs
start_time:               1777026367.709256560 secs.nsecs
elapsed_time:             161.402804582 secs.nsecs
subreqs per batch   batches   % cum %
1:		        54  38  38
2:		         7   5  43
4:		         4   2  46
8:		         3   2  48
16:		         3   2  50
32:		        11   7  58
64:		        58  41 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536