== sanity test 123aa: verify statahead work ============== 10:35:30 (1789137330)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff93de3be74000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff93de3be74000.batch_stats=0
striped dir -i1 -c2 -H crush2  /mnt/lustre/d123aa.sanity
total: 100 open/close in 2.80 seconds: 35.70 ops/second
llite.lustre-ffff93de3be74000.statahead_max=0
101

real	0m2.358s
user	0m0.003s
sys	0m0.341s
'ls -l' 100 files without statahead: 2 sec
llite.lustre-ffff93de3be74000.statahead_max=128
llite.lustre-ffff93de3be74000.statahead_max=128
101

real	0m1.394s
user	0m0.004s
sys	0m0.157s
'ls -l' 100 files with statahead: 1 sec
statahead total: 137
statahead wrong: 2
agl total: 132
list_total: 25
fname_total: 102
hit_total: 353
miss_total: 1392
swrong=2 ewrong=2
 - open/close 613 (time 1789137360.92 total 10.01 last 61.26)
total: 900 open/close in 13.79 seconds: 65.26 ops/second
llite.lustre-ffff93de3be74000.statahead_max=0
1001

real	0m22.334s
user	0m0.040s
sys	0m3.240s
'ls -l' 1000 files without statahead: 23 sec
llite.lustre-ffff93de3be74000.statahead_max=128
llite.lustre-ffff93de3be74000.statahead_max=128
1001

real	0m6.473s
user	0m0.040s
sys	0m1.449s
'ls -l' 1000 files with statahead: 7 sec
statahead total: 138
statahead wrong: 2
agl total: 133
list_total: 26
fname_total: 102
hit_total: 1352
miss_total: 1393
swrong=2 ewrong=2
'ls -l' done
unlink + rm -r /mnt/lustre/d123aa.sanity: 20 seconds
llite.lustre-ffff93de3be74000.statahead_stats=
statahead total: 138
statahead wrong: 2
agl total: 133
list_total: 26
fname_total: 102
hit_total: 1352
miss_total: 1393
mdc.lustre-MDT0000-mdc-ffff93de3be74000.batch_stats=
snapshot_time:            1789137426.296680708 secs.nsecs
start_time:               1789137335.958068863 secs.nsecs
elapsed_time:             90.338611845 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4  19  19
2:		         2   9  28
4:		         1   4  33
8:		         0   0  33
16:		         0   0  33
32:		        10  47  80
64:		         4  19 100
mdc.lustre-MDT0001-mdc-ffff93de3be74000.batch_stats=
snapshot_time:            1789137426.296743813 secs.nsecs
start_time:               1789137335.958537021 secs.nsecs
elapsed_time:             90.338206792 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6  21  21
2:		         2   7  28
4:		         0   0  28
8:		         3  10  39
16:		         2   7  46
32:		         1   3  50
64:		        14  50 100
unlink(/mnt/lustre/d123aa.sanity/f123aa.sanity0) error: No such file or directory
total: 0 unlinks in 0 seconds: -nan unlinks/second
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536