== sanity test 123aa: verify statahead work ============== 17:20:58 (1768256458)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9a24834f8000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9a24834f8000.batch_stats=0
striped dir -i1 -c2 -H crush2 /mnt/lustre/d123aa.sanity
total: 100 open/close in 2.18 seconds: 45.93 ops/second
llite.lustre-ffff9a24834f8000.statahead_max=0
101

real	0m1.958s
user	0m0.004s
sys	0m0.286s
ls -l 100 files without statahead: 2 sec
llite.lustre-ffff9a24834f8000.statahead_max=128
128
101

real	0m0.802s
user	0m0.009s
sys	0m0.152s
ls -l 100 files with statahead: 0 sec
statahead total: 94
statahead wrong: 2
agl total: 91
list_total: 26
fname_total: 63
hit_total: 579
miss_total: 1072
 - open/close 821 (time 1768256483.36 total 10.01 last 82.04)
total: 900 open/close in 11.16 seconds: 80.64 ops/second
llite.lustre-ffff9a24834f8000.statahead_max=0
1001

real	0m18.453s
user	0m0.036s
sys	0m2.914s
ls -l 1000 files without statahead: 18 sec
llite.lustre-ffff9a24834f8000.statahead_max=128
128
1001

real	0m5.286s
user	0m0.025s
sys	0m1.416s
ls -l 1000 files with statahead: 5 sec
statahead total: 95
statahead wrong: 2
agl total: 92
list_total: 27
fname_total: 63
hit_total: 1578
miss_total: 1073
 - open/close 766 (time 1768256527.49 total 10.01 last 76.51)
total: 1000 open/close in 12.95 seconds: 77.22 ops/second
llite.lustre-ffff9a24834f8000.statahead_max=0
2001

real	0m38.868s
user	0m0.069s
sys	0m5.808s
ls -l 2000 files without statahead: 39 sec
llite.lustre-ffff9a24834f8000.statahead_max=128
128
2001

real	0m11.470s
user	0m0.063s
sys	0m2.791s
ls -l 2000 files with statahead: 12 sec
statahead total: 96
statahead wrong: 2
agl total: 93
list_total: 28
fname_total: 63
hit_total: 3577
miss_total: 1074
ls -l done
rm -r /mnt/lustre/d123aa.sanity: 38 seconds
llite.lustre-ffff9a24834f8000.statahead_stats=
statahead total: 96
statahead wrong: 2
agl total: 93
list_total: 28
fname_total: 63
hit_total: 3577
miss_total: 1074
mdc.lustre-MDT0000-mdc-ffff9a24834f8000.batch_stats=
snapshot_time:            1768256632.301859471 secs.nsecs
start_time:               1768256462.821054535 secs.nsecs
elapsed_time:             169.480804936 secs.nsecs
subreqs per batch   batches   % cum %
1:		         5   8   8
2:		         3   5  14
4:		         4   7  21
8:		         2   3  25
16:		         1   1  26
32:		        30  53  80
64:		        11  19 100
mdc.lustre-MDT0001-mdc-ffff9a24834f8000.batch_stats=
snapshot_time:            1768256632.302712009 secs.nsecs
start_time:               1768256462.821141197 secs.nsecs
elapsed_time:             169.481570812 secs.nsecs
subreqs per batch   batches   % cum %
1:		         4   6   6
2:		         3   5  11
4:		         3   5  16
8:		         3   5  22
16:		         3   5  27
32:		         3   5  32
64:		        40  67 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536