== sanity test 123aa: verify statahead work ============== 12:10:41 (1772471441)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff99f5527a2000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff99f5527a2000.batch_stats=0
striped dir -i1 -c2 -H all_char /mnt/lustre/d123aa.sanity
total: 100 open/close in 2.52 seconds: 39.70 ops/second
llite.lustre-ffff99f5527a2000.statahead_max=0
101

real	0m2.081s
user	0m0.009s
sys	0m0.296s
ls -l 100 files without statahead: 2 sec
llite.lustre-ffff99f5527a2000.statahead_max=128
128
101

real	0m1.114s
user	0m0.003s
sys	0m0.156s
ls -l 100 files with statahead: 2 sec
statahead total: 83
statahead wrong: 1
agl total: 81
list_total: 23
fname_total: 60
hit_total: 531
miss_total: 234
 - open/close 834 (time 1772471469.88 total 10.00 last 83.37)
total: 900 open/close in 10.92 seconds: 82.40 ops/second
llite.lustre-ffff99f5527a2000.statahead_max=0
1001

real	0m20.077s
user	0m0.026s
sys	0m2.765s
ls -l 1000 files without statahead: 20 sec
llite.lustre-ffff99f5527a2000.statahead_max=128
128
1001

real	0m5.671s
user	0m0.027s
sys	0m1.306s
ls -l 1000 files with statahead: 6 sec
statahead total: 84
statahead wrong: 1
agl total: 82
list_total: 24
fname_total: 60
hit_total: 1530
miss_total: 235
 - open/close 918 (time 1772471516.62 total 10.01 last 91.73)
total: 1000 open/close in 11.02 seconds: 90.71 ops/second
llite.lustre-ffff99f5527a2000.statahead_max=0
2001

real	0m41.449s
user	0m0.057s
sys	0m5.300s
ls -l 2000 files without statahead: 41 sec
llite.lustre-ffff99f5527a2000.statahead_max=128
128
2001

real	0m11.536s
user	0m0.050s
sys	0m2.483s
ls -l 2000 files with statahead: 12 sec
statahead total: 85
statahead wrong: 1
agl total: 83
list_total: 25
fname_total: 60
hit_total: 3529
miss_total: 236
ls -l done
rm -r /mnt/lustre/d123aa.sanity: 34 seconds
llite.lustre-ffff99f5527a2000.statahead_stats=
statahead total: 85
statahead wrong: 1
agl total: 83
list_total: 25
fname_total: 60
hit_total: 3529
miss_total: 236
mdc.lustre-MDT0000-mdc-ffff99f5527a2000.batch_stats=
snapshot_time:            1772471619.208666667 secs.nsecs
start_time:               1772471446.612914409 secs.nsecs
elapsed_time:             172.595752258 secs.nsecs
subreqs per batch   batches   % cum %
1:		         9  14  14
2:		         6   9  23
4:		         5   7  31
8:		         1   1  32
16:		         1   1  34
32:		        16  25  59
64:		        26  40 100
mdc.lustre-MDT0001-mdc-ffff99f5527a2000.batch_stats=
snapshot_time:            1772471619.208735296 secs.nsecs
start_time:               1772471446.613023033 secs.nsecs
elapsed_time:             172.595712263 secs.nsecs
subreqs per batch   batches   % cum %
1:		        10  16  16
2:		         2   3  19
4:		         2   3  22
8:		         5   8  30
16:		         1   1  32
32:		        12  19  51
64:		        30  48 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536