== sanity test 123aa: verify statahead work ============== 06:44:53 (1768304693)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff95ae48ca9000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff95ae48ca9000.batch_stats=0
striped dir -i1 -c2 -H crush2 /mnt/lustre/d123aa.sanity
total: 100 open/close in 2.39 seconds: 41.89 ops/second
llite.lustre-ffff95ae48ca9000.statahead_max=0
101

real	0m1.758s
user	0m0.005s
sys	0m0.299s
ls -l 100 files without statahead: 2 sec
llite.lustre-ffff95ae48ca9000.statahead_max=128
128
101

real	0m1.012s
user	0m0.009s
sys	0m0.178s
ls -l 100 files with statahead: 1 sec
statahead total: 131
statahead wrong: 2
agl total: 127
list_total: 24
fname_total: 107
hit_total: 830
miss_total: 1293
 - open/close 787 (time 1768304718.27 total 10.03 last 78.48)
total: 900 open/close in 11.79 seconds: 76.31 ops/second
llite.lustre-ffff95ae48ca9000.statahead_max=0
1001

real	0m20.821s
user	0m0.028s
sys	0m2.743s
ls -l 1000 files without statahead: 21 sec
llite.lustre-ffff95ae48ca9000.statahead_max=128
128
1001

real	0m5.743s
user	0m0.024s
sys	0m1.329s
ls -l 1000 files with statahead: 5 sec
statahead total: 132
statahead wrong: 2
agl total: 128
list_total: 25
fname_total: 107
hit_total: 1829
miss_total: 1294
ls -l done
rm -r /mnt/lustre/d123aa.sanity: 16 seconds
llite.lustre-ffff95ae48ca9000.statahead_stats=
statahead total: 132
statahead wrong: 2
agl total: 128
list_total: 25
fname_total: 107
hit_total: 1829
miss_total: 1294
mdc.lustre-MDT0000-mdc-ffff95ae48ca9000.batch_stats=
snapshot_time:            1768304776.455057647 secs.nsecs
start_time:               1768304696.779836794 secs.nsecs
elapsed_time:             79.675220853 secs.nsecs
subreqs per batch   batches   % cum %
1:		         4  19  19
2:		         1   4  23
4:		         1   4  28
8:		         1   4  33
16:		         0   0  33
32:		        12  57  90
64:		         2   9 100
mdc.lustre-MDT0001-mdc-ffff95ae48ca9000.batch_stats=
snapshot_time:            1768304776.455141830 secs.nsecs
start_time:               1768304696.779921103 secs.nsecs
elapsed_time:             79.675220727 secs.nsecs
subreqs per batch   batches   % cum %
1:		         3  12  12
2:		         2   8  20
4:		         1   4  24
8:		         2   8  32
16:		         2   8  40
32:		         1   4  44
64:		        14  56 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536