== sanity test 123aa: verify statahead work ============== 22:53:02 (1775875982)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff900b8348f000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff900b8348f000.batch_stats=0
striped dir -i1 -c2 -H crush  /mnt/lustre/d123aa.sanity
total: 100 open/close in 0.99 seconds: 100.58 ops/second
llite.lustre-ffff900b8348f000.statahead_max=0
101

real	0m1.038s
user	0m0.008s
sys	0m0.314s
ls -l 100 files without statahead: 1 sec
llite.lustre-ffff900b8348f000.statahead_max=128
128
101

real	0m0.429s
user	0m0.005s
sys	0m0.213s
ls -l 100 files with statahead: 0 sec
statahead total: 88
statahead wrong: 1
agl total: 86
list_total: 23
fname_total: 65
hit_total: 1062
miss_total: 236
total: 900 open/close in 4.78 seconds: 188.47 ops/second
llite.lustre-ffff900b8348f000.statahead_max=0
1001

real	0m9.400s
user	0m0.035s
sys	0m2.899s
ls -l 1000 files without statahead: 10 sec
llite.lustre-ffff900b8348f000.statahead_max=128
128
1001

real	0m3.083s
user	0m0.015s
sys	0m1.865s
ls -l 1000 files with statahead: 4 sec
statahead total: 89
statahead wrong: 1
agl total: 87
list_total: 24
fname_total: 65
hit_total: 2061
miss_total: 237
 - open/close 1927 (time 1775876020.75 total 10.00 last 192.62)
total: 4000 open/close in 18.42 seconds: 217.17 ops/second
llite.lustre-ffff900b8348f000.statahead_max=0
5001

real	0m46.333s
user	0m0.165s
sys	0m14.068s
ls -l 5000 files without statahead: 46 sec
llite.lustre-ffff900b8348f000.statahead_max=128
128
5001

real	0m14.535s
user	0m0.100s
sys	0m10.198s
ls -l 5000 files with statahead: 14 sec
statahead total: 90
statahead wrong: 1
agl total: 88
list_total: 25
fname_total: 65
hit_total: 7060
miss_total: 238
ls -l done
rm -r /mnt/lustre/d123aa.sanity: 43 seconds
llite.lustre-ffff900b8348f000.statahead_stats=
statahead total: 90
statahead wrong: 1
agl total: 88
list_total: 25
fname_total: 65
hit_total: 7060
miss_total: 238
mdc.lustre-MDT0000-mdc-ffff900b8348f000.batch_stats=
snapshot_time:            1775876142.663137568 secs.nsecs
start_time:               1775875984.308224184 secs.nsecs
elapsed_time:             158.354913384 secs.nsecs
subreqs per batch   batches   % cum %
1:		        76  43  43
2:		        13   7  50
4:		         3   1  52
8:		         1   0  53
16:		         1   0  53
32:		        35  20  73
64:		        46  26 100
mdc.lustre-MDT0001-mdc-ffff900b8348f000.batch_stats=
snapshot_time:            1775876142.663202175 secs.nsecs
start_time:               1775875984.308300139 secs.nsecs
elapsed_time:             158.354902036 secs.nsecs
subreqs per batch   batches   % cum %
1:		        73  41  41
2:		         9   5  46
4:		         5   2  49
8:		         4   2  52
16:		         2   1  53
32:		        12   6  60
64:		        70  40 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536