== sanity test 123aa: verify statahead work ============== 20:50:01 (1777423801)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9f52c4fbf000.batch_stats=0
total: 100 open/close in 0.99 seconds: 100.94 ops/second
llite.lustre-ffff9f52c4fbf000.statahead_max=0
101

real	0m0.956s
user	0m0.004s
sys	0m0.324s
ls -l 100 files without statahead: 1 sec
llite.lustre-ffff9f52c4fbf000.statahead_max=128
128
101

real	0m0.444s
user	0m0.004s
sys	0m0.258s
ls -l 100 files with statahead: 1 sec
statahead total: 92
statahead wrong: 2
agl total: 89
list_total: 22
fname_total: 70
hit_total: 353
miss_total: 506
total: 900 open/close in 3.11 seconds: 289.01 ops/second
llite.lustre-ffff9f52c4fbf000.statahead_max=0
1001

real	0m9.936s
user	0m0.032s
sys	0m2.999s
ls -l 1000 files without statahead: 10 sec
llite.lustre-ffff9f52c4fbf000.statahead_max=128
128
1001

real	0m3.911s
user	0m0.028s
sys	0m3.025s
ls -l 1000 files with statahead: 4 sec
statahead total: 93
statahead wrong: 2
agl total: 90
list_total: 23
fname_total: 70
hit_total: 1352
miss_total: 507
 - open/close 2437 (time 1777423838.71 total 10.00 last 243.65)
total: 4000 open/close in 16.62 seconds: 240.68 ops/second
llite.lustre-ffff9f52c4fbf000.statahead_max=0
5001

real	0m44.535s
user	0m0.145s
sys	0m13.743s
ls -l 5000 files without statahead: 45 sec
llite.lustre-ffff9f52c4fbf000.statahead_max=128
128
5001

real	0m19.095s
user	0m0.113s
sys	0m14.847s
ls -l 5000 files with statahead: 20 sec
statahead total: 94
statahead wrong: 2
agl total: 91
list_total: 24
fname_total: 70
hit_total: 6351
miss_total: 508
ls -l done
rm -r /mnt/lustre/d123aa.sanity: 35 seconds
llite.lustre-ffff9f52c4fbf000.statahead_stats=
statahead total: 94
statahead wrong: 2
agl total: 91
list_total: 24
fname_total: 70
hit_total: 6351
miss_total: 508
mdc.lustre-MDT0000-mdc-ffff9f52c4fbf000.batch_stats=
snapshot_time:            1777423953.359897515 secs.nsecs
start_time:               1777423803.000340834 secs.nsecs
elapsed_time:             150.359556681 secs.nsecs
subreqs per batch   batches   % cum %
1:		       206  46  46
2:		        43   9  56
4:		        58  13  69
8:		        49  11  80
16:		         4   0  81
32:		         2   0  81
64:		        82  18 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536