== sanity test 123aa: verify statahead work ============== 03:45:16 (1789026316)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffffa01fb61b9000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffffa01fb61b9000.batch_stats=0
striped dir -i1 -c2 -H crush2  /mnt/lustre/d123aa.sanity
total: 100 open/close in 2.87 seconds: 34.86 ops/second
llite.lustre-ffffa01fb61b9000.statahead_max=0
101

real	0m2.539s
user	0m0.003s
sys	0m0.315s
'ls -l' 100 files without statahead: 2 sec
llite.lustre-ffffa01fb61b9000.statahead_max=128
llite.lustre-ffffa01fb61b9000.statahead_max=128
101

real	0m0.776s
user	0m0.004s
sys	0m0.167s
'ls -l' 100 files with statahead: 1 sec
statahead total: 130
statahead wrong: 2
agl total: 126
list_total: 24
fname_total: 91
hit_total: 492
miss_total: 1593
swrong=2 ewrong=2
 - open/close 723 (time 1789026343.48 total 10.00 last 72.28)
total: 900 open/close in 12.78 seconds: 70.45 ops/second
llite.lustre-ffffa01fb61b9000.statahead_max=0
1001

real	0m28.447s
user	0m0.032s
sys	0m3.169s
'ls -l' 1000 files without statahead: 29 sec
llite.lustre-ffffa01fb61b9000.statahead_max=128
llite.lustre-ffffa01fb61b9000.statahead_max=128
1001

real	0m5.888s
user	0m0.027s
sys	0m1.679s
'ls -l' 1000 files with statahead: 6 sec
statahead total: 131
statahead wrong: 2
agl total: 127
list_total: 25
fname_total: 91
hit_total: 1491
miss_total: 1594
swrong=2 ewrong=2
'ls -l' done
unlink + rm -r /mnt/lustre/d123aa.sanity: 28 seconds
llite.lustre-ffffa01fb61b9000.statahead_stats=
statahead total: 131
statahead wrong: 2
agl total: 127
list_total: 25
fname_total: 91
hit_total: 1491
miss_total: 1594
mdc.lustre-MDT0000-mdc-ffffa01fb61b9000.batch_stats=
snapshot_time:            1789026422.891011724 secs.nsecs
start_time:               1789026320.712838097 secs.nsecs
elapsed_time:             102.178173627 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4  18  18
2:		         2   9  27
4:		         1   4  31
8:		         0   0  31
16:		         2   9  40
32:		        12  54  95
64:		         1   4 100
mdc.lustre-MDT0001-mdc-ffffa01fb61b9000.batch_stats=
snapshot_time:            1789026422.891078893 secs.nsecs
start_time:               1789026320.713016273 secs.nsecs
elapsed_time:             102.178062620 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   8   8
2:		         0   0   8
4:		         0   0   8
8:		         4  17  26
16:		         1   4  30
32:		         1   4  34
64:		        15  65 100
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