== sanity test 123aa: verify statahead work ============== 23:32:33 (1735101153)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8800a9fc2000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8800a9fc2000.batch_stats=0
striped dir -i1 -c2 -H crush /mnt/lustre/d123aa.sanity
total: 100 open/close in 0.58 seconds: 171.73 ops/second
llite.lustre-ffff8800a9fc2000.statahead_max=0
101

real	0m0.610s
user	0m0.005s
sys	0m0.221s
ls -l 100 files without statahead: 0 sec
llite.lustre-ffff8800a9fc2000.statahead_max=128
128
101

real	0m0.360s
user	0m0.000s
sys	0m0.138s
ls -l 100 files with statahead: 0 sec
statahead total: 46
statahead wrong: 1
agl total: 46
list_total: 17
fname_total: 29
hit_total: 205
miss_total: 225
total: 900 open/close in 5.75 seconds: 156.52 ops/second
llite.lustre-ffff8800a9fc2000.statahead_max=0
1001

real	0m11.882s
user	0m0.080s
sys	0m2.961s
ls -l 1000 files without statahead: 12 sec
llite.lustre-ffff8800a9fc2000.statahead_max=128
128
1001

real	0m1.903s
user	0m0.024s
sys	0m1.186s
ls -l 1000 files with statahead: 2 sec
statahead total: 47
statahead wrong: 1
agl total: 47
list_total: 18
fname_total: 29
hit_total: 1204
miss_total: 226
 - open/close 2298 (time 1735101191.18 total 10.00 last 229.78)
total: 3000 open/close in 13.58 seconds: 220.99 ops/second
llite.lustre-ffff8800a9fc2000.statahead_max=0
4001

real	0m38.235s
user	0m0.297s
sys	0m10.632s
ls -l 4000 files without statahead: 39 sec
llite.lustre-ffff8800a9fc2000.statahead_max=128
128
4001

real	0m5.683s
user	0m0.128s
sys	0m4.347s
ls -l 4000 files with statahead: 6 sec
statahead total: 48
statahead wrong: 1
agl total: 48
list_total: 19
fname_total: 29
hit_total: 5203
miss_total: 227
ls -l done
rm -r /mnt/lustre/d123aa.sanity: 21 seconds
llite.lustre-ffff8800a9fc2000.statahead_stats=
statahead total: 48
statahead wrong: 1
agl total: 48
list_total: 19
fname_total: 29
hit_total: 5203
miss_total: 227
mdc.lustre-MDT0000-mdc-ffff8800a9fc2000.batch_stats=
snapshot_time:            1735101263.758171698 secs.nsecs
start_time:               1735101154.450094307 secs.nsecs
elapsed_time:             109.308077391 secs.nsecs
subreqs per batch   batches   % cum %
1:		        10  11  11
2:		         1   1  12
4:		         5   5  17
8:		         2   2  20
16:		         2   2  22
32:		        31  34  56
64:		        39  43 100
mdc.lustre-MDT0001-mdc-ffff8800a9fc2000.batch_stats=
snapshot_time:            1735101263.758381533 secs.nsecs
start_time:               1735101154.450218717 secs.nsecs
elapsed_time:             109.308162816 secs.nsecs
subreqs per batch   batches   % cum %
1:		        14  14  14
2:		         3   3  17
4:		         1   1  18
8:		         6   6  24
16:		         4   4  28
32:		        13  13  41
64:		        58  58 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536