== sanity test 123aa: verify statahead work ============== 07:38:51 (1782733131)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9787d23d6000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9787d23d6000.batch_stats=0
striped dir -i1 -c2 -H crush2  /mnt/lustre/d123aa.sanity
total: 100 open/close in 2.56 seconds: 39.13 ops/second
llite.lustre-ffff9787d23d6000.statahead_max=0
101

real	0m2.725s
user	0m0.006s
sys	0m0.335s
'ls -l' 100 files without statahead: 2 sec
llite.lustre-ffff9787d23d6000.statahead_max=128
llite.lustre-ffff9787d23d6000.statahead_max=128
101

real	0m1.128s
user	0m0.002s
sys	0m0.190s
'ls -l' 100 files with statahead: 1 sec
statahead total: 133
statahead wrong: 2
agl total: 129
list_total: 25
fname_total: 107
hit_total: 541
miss_total: 1567
swrong=2 ewrong=2
 - open/close 884 (time 1782733160.01 total 10.00 last 88.36)
total: 900 open/close in 10.25 seconds: 87.82 ops/second
llite.lustre-ffff9787d23d6000.statahead_max=0
1001

real	0m25.330s
user	0m0.046s
sys	0m3.347s
'ls -l' 1000 files without statahead: 25 sec
llite.lustre-ffff9787d23d6000.statahead_max=128
llite.lustre-ffff9787d23d6000.statahead_max=128
1001

real	0m6.477s
user	0m0.022s
sys	0m1.581s
'ls -l' 1000 files with statahead: 6 sec
statahead total: 134
statahead wrong: 2
agl total: 130
list_total: 26
fname_total: 107
hit_total: 1540
miss_total: 1568
swrong=2 ewrong=2
'ls -l' done
unlink + rm -r /mnt/lustre/d123aa.sanity: 23 seconds
llite.lustre-ffff9787d23d6000.statahead_stats=
statahead total: 134
statahead wrong: 2
agl total: 130
list_total: 26
fname_total: 107
hit_total: 1540
miss_total: 1568
mdc.lustre-MDT0000-mdc-ffff9787d23d6000.batch_stats=
snapshot_time:            1782733229.854342457 secs.nsecs
start_time:               1782733135.811802733 secs.nsecs
elapsed_time:             94.042539724 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5  20  20
2:		         4  16  36
4:		         2   8  44
8:		         0   0  44
16:		         1   4  48
32:		        11  44  92
64:		         2   8 100
mdc.lustre-MDT0001-mdc-ffff9787d23d6000.batch_stats=
snapshot_time:            1782733229.854415947 secs.nsecs
start_time:               1782733135.812285151 secs.nsecs
elapsed_time:             94.042130796 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6  21  21
2:		         1   3  25
4:		         0   0  25
8:		         4  14  39
16:		         2   7  46
32:		         2   7  53
64:		        13  46 100
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