== sanity test 123aa: verify statahead work ============== 02:09:57 (1787119797)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff889f485f2000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff889f485f2000.batch_stats=0
striped dir -i1 -c2 -H crush  /mnt/lustre/d123aa.sanity
total: 100 open/close in 2.49 seconds: 40.18 ops/second
llite.lustre-ffff889f485f2000.statahead_max=0
101

real	0m2.172s
user	0m0.003s
sys	0m0.329s
'ls -l' 100 files without statahead: 3 sec
llite.lustre-ffff889f485f2000.statahead_max=128
llite.lustre-ffff889f485f2000.statahead_max=128
101

real	0m0.825s
user	0m0.004s
sys	0m0.230s
'ls -l' 100 files with statahead: 1 sec
statahead total: 149
statahead wrong: 2
agl total: 145
list_total: 24
fname_total: 112
hit_total: 479
miss_total: 1433
swrong=2 ewrong=2
 - open/close 888 (time 1787119821.95 total 10.00 last 88.78)
total: 900 open/close in 10.14 seconds: 88.79 ops/second
llite.lustre-ffff889f485f2000.statahead_max=0
1001

real	0m21.902s
user	0m0.035s
sys	0m3.149s
'ls -l' 1000 files without statahead: 22 sec
llite.lustre-ffff889f485f2000.statahead_max=128
llite.lustre-ffff889f485f2000.statahead_max=128
1001

real	0m5.866s
user	0m0.027s
sys	0m1.674s
'ls -l' 1000 files with statahead: 6 sec
statahead total: 150
statahead wrong: 2
agl total: 146
list_total: 25
fname_total: 112
hit_total: 1478
miss_total: 1434
swrong=2 ewrong=2
'ls -l' done
unlink + rm -r /mnt/lustre/d123aa.sanity: 19 seconds
llite.lustre-ffff889f485f2000.statahead_stats=
statahead total: 150
statahead wrong: 2
agl total: 146
list_total: 25
fname_total: 112
hit_total: 1478
miss_total: 1434
mdc.lustre-MDT0000-mdc-ffff889f485f2000.batch_stats=
snapshot_time:            1787119879.444785192 secs.nsecs
start_time:               1787119800.998092640 secs.nsecs
elapsed_time:             78.446692552 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6  25  25
2:		         0   0  25
4:		         2   8  33
8:		         2   8  41
16:		         0   0  41
32:		        12  50  91
64:		         2   8 100
mdc.lustre-MDT0001-mdc-ffff889f485f2000.batch_stats=
snapshot_time:            1787119879.444849672 secs.nsecs
start_time:               1787119800.998218364 secs.nsecs
elapsed_time:             78.446631308 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7  23  23
2:		         1   3  26
4:		         2   6  33
8:		         2   6  40
16:		         3  10  50
32:		         1   3  53
64:		        14  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