== sanity test 123aa: verify statahead work ============== 00:55:55 (1762494955)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8a1750719000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8a1750719000.batch_stats=0
striped dir -i1 -c2 -H crush2 /mnt/lustre/d123aa.sanity
total: 100 open/close in 2.30 seconds: 43.48 ops/second
llite.lustre-ffff8a1750719000.statahead_max=0
101

real	0m2.310s
user	0m0.009s
sys	0m0.340s
ls -l 100 files without statahead: 3 sec
llite.lustre-ffff8a1750719000.statahead_max=128
128
101

real	0m0.748s
user	0m0.008s
sys	0m0.177s
ls -l 100 files with statahead: 1 sec
statahead total: 112
statahead wrong: 2
agl total: 109
list_total: 24
fname_total: 71
hit_total: 654
miss_total: 1499
 - open/close 713 (time 1762494981.35 total 10.01 last 71.26)
total: 900 open/close in 12.44 seconds: 72.33 ops/second
llite.lustre-ffff8a1750719000.statahead_max=0
1001

real	0m19.510s
user	0m0.043s
sys	0m3.115s
ls -l 1000 files without statahead: 19 sec
llite.lustre-ffff8a1750719000.statahead_max=128
128
1001

real	0m4.533s
user	0m0.027s
sys	0m1.516s
ls -l 1000 files with statahead: 5 sec
statahead total: 113
statahead wrong: 2
agl total: 110
list_total: 25
fname_total: 71
hit_total: 1653
miss_total: 1500
 - open/close 821 (time 1762495026.69 total 10.01 last 82.04)
total: 1000 open/close in 12.64 seconds: 79.14 ops/second
llite.lustre-ffff8a1750719000.statahead_max=0
2001

real	0m38.555s
user	0m0.069s
sys	0m6.033s
ls -l 2000 files without statahead: 38 sec
llite.lustre-ffff8a1750719000.statahead_max=128
128
2001

real	0m9.968s
user	0m0.054s
sys	0m3.054s
ls -l 2000 files with statahead: 10 sec
statahead total: 114
statahead wrong: 2
agl total: 111
list_total: 26
fname_total: 71
hit_total: 3652
miss_total: 1501
ls -l done
rm -r /mnt/lustre/d123aa.sanity: 31 seconds
llite.lustre-ffff8a1750719000.statahead_stats=
statahead total: 114
statahead wrong: 2
agl total: 111
list_total: 26
fname_total: 71
hit_total: 3652
miss_total: 1501
mdc.lustre-MDT0000-mdc-ffff8a1750719000.batch_stats=
snapshot_time:            1762495121.380115816 secs.nsecs
start_time:               1762494959.270168917 secs.nsecs
elapsed_time:             162.109946899 secs.nsecs
subreqs per batch   batches   % cum %
1:		         4   7   7
2:		         2   3  10
4:		         9  15  26
8:		         2   3  29
16:		         0   0  29
32:		        22  38  68
64:		        18  31 100
mdc.lustre-MDT0001-mdc-ffff8a1750719000.batch_stats=
snapshot_time:            1762495121.380206534 secs.nsecs
start_time:               1762494959.270356409 secs.nsecs
elapsed_time:             162.109850125 secs.nsecs
subreqs per batch   batches   % cum %
1:		         4   6   6
2:		         2   3  10
4:		         0   0  10
8:		         6  10  20
16:		         4   6  27
32:		         5   8  36
64:		        37  63 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536