== sanity test 123aa: verify statahead work ============== 22:54:36 (1767326076)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff965be0ea5000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff965be0ea5000.batch_stats=0
striped dir -i1 -c2 -H crush /mnt/lustre/d123aa.sanity
total: 100 open/close in 1.05 seconds: 95.66 ops/second
llite.lustre-ffff965be0ea5000.statahead_max=0
101

real	0m1.045s
user	0m0.004s
sys	0m0.277s
ls -l 100 files without statahead: 1 sec
llite.lustre-ffff965be0ea5000.statahead_max=128
128
101

real	0m0.414s
user	0m0.003s
sys	0m0.145s
ls -l 100 files with statahead: 0 sec
statahead total: 106
statahead wrong: 2
agl total: 104
list_total: 25
fname_total: 81
hit_total: 271
miss_total: 1120
total: 900 open/close in 4.34 seconds: 207.19 ops/second
llite.lustre-ffff965be0ea5000.statahead_max=0
1001

real	0m9.511s
user	0m0.033s
sys	0m2.612s
ls -l 1000 files without statahead: 9 sec
llite.lustre-ffff965be0ea5000.statahead_max=128
128
1001

real	0m2.706s
user	0m0.020s
sys	0m1.740s
ls -l 1000 files with statahead: 3 sec
statahead total: 107
statahead wrong: 2
agl total: 105
list_total: 26
fname_total: 81
hit_total: 1270
miss_total: 1121
 - open/close 1985 (time 1767326113.71 total 10.00 last 198.47)
total: 4000 open/close in 19.60 seconds: 204.03 ops/second
llite.lustre-ffff965be0ea5000.statahead_max=0
5001

real	0m49.544s
user	0m0.151s
sys	0m12.619s
ls -l 5000 files without statahead: 50 sec
llite.lustre-ffff965be0ea5000.statahead_max=128
128
5001

real	0m14.560s
user	0m0.109s
sys	0m9.073s
ls -l 5000 files with statahead: 14 sec
statahead total: 108
statahead wrong: 2
agl total: 106
list_total: 27
fname_total: 81
hit_total: 6269
miss_total: 1122
ls -l done
rm -r /mnt/lustre/d123aa.sanity: 38 seconds
llite.lustre-ffff965be0ea5000.statahead_stats=
statahead total: 108
statahead wrong: 2
agl total: 106
list_total: 27
fname_total: 81
hit_total: 6269
miss_total: 1122
mdc.lustre-MDT0000-mdc-ffff965be0ea5000.batch_stats=
snapshot_time:            1767326233.718147989 secs.nsecs
start_time:               1767326078.111368031 secs.nsecs
elapsed_time:             155.606779958 secs.nsecs
subreqs per batch   batches   % cum %
1:		        43  32  32
2:		         0   0  32
4:		         5   3  36
8:		         1   0  36
16:		         2   1  38
32:		        39  29  67
64:		        43  32 100
mdc.lustre-MDT0001-mdc-ffff965be0ea5000.batch_stats=
snapshot_time:            1767326233.718210347 secs.nsecs
start_time:               1767326078.111451432 secs.nsecs
elapsed_time:             155.606758915 secs.nsecs
subreqs per batch   batches   % cum %
1:		        45  31  31
2:		         3   2  33
4:		         2   1  34
8:		         5   3  38
16:		         3   2  40
32:		        21  14  55
64:		        64  44 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536