== sanity test 123aa: verify statahead work ============== 22:10:06 (1788919806)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8c68d8fb6800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8c68d8fb6800.batch_stats=0
striped dir -i1 -c2 -H crush2  /mnt/lustre/d123aa.sanity
total: 100 open/close in 1.07 seconds: 93.09 ops/second
llite.lustre-ffff8c68d8fb6800.statahead_max=0
101

real	0m1.076s
user	0m0.008s
sys	0m0.349s
'ls -l' 100 files without statahead: 1 sec
llite.lustre-ffff8c68d8fb6800.statahead_max=128
llite.lustre-ffff8c68d8fb6800.statahead_max=128
101

real	0m0.460s
user	0m0.005s
sys	0m0.233s
'ls -l' 100 files with statahead: 0 sec
statahead total: 136
statahead wrong: 2
agl total: 132
list_total: 25
fname_total: 101
hit_total: 774
miss_total: 1288
swrong=2 ewrong=2
total: 900 open/close in 5.35 seconds: 168.08 ops/second
llite.lustre-ffff8c68d8fb6800.statahead_max=0
1001

real	0m11.991s
user	0m0.021s
sys	0m3.102s
'ls -l' 1000 files without statahead: 12 sec
llite.lustre-ffff8c68d8fb6800.statahead_max=128
llite.lustre-ffff8c68d8fb6800.statahead_max=128
1001

real	0m3.230s
user	0m0.028s
sys	0m2.290s
'ls -l' 1000 files with statahead: 3 sec
statahead total: 137
statahead wrong: 2
agl total: 133
list_total: 26
fname_total: 101
hit_total: 1773
miss_total: 1289
swrong=2 ewrong=2
'ls -l' done
unlink + rm -r /mnt/lustre/d123aa.sanity: 9 seconds
llite.lustre-ffff8c68d8fb6800.statahead_stats=
statahead total: 137
statahead wrong: 2
agl total: 133
list_total: 26
fname_total: 101
hit_total: 1773
miss_total: 1289
mdc.lustre-MDT0000-mdc-ffff8c68d8fb6800.batch_stats=
snapshot_time:            1788919847.177689958 secs.nsecs
start_time:               1788919808.137428915 secs.nsecs
elapsed_time:             39.040261043 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        10  34  34
2:		         2   6  41
4:		         2   6  48
8:		         2   6  55
16:		         0   0  55
32:		        10  34  89
64:		         3  10 100
mdc.lustre-MDT0001-mdc-ffff8c68d8fb6800.batch_stats=
snapshot_time:            1788919847.177754023 secs.nsecs
start_time:               1788919808.137511690 secs.nsecs
elapsed_time:             39.040242333 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        18  46  46
2:		         2   5  51
4:		         1   2  53
8:		         1   2  56
16:		         3   7  64
32:		         1   2  66
64:		        13  33 100
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