== sanity test 123aa: verify statahead work ============== 17:07:50 (1746133670)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff88012db55000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff88012db55000.batch_stats=0
striped dir -i1 -c2 -H crush2 /mnt/lustre/d123aa.sanity
total: 100 open/close in 1.55 seconds: 64.55 ops/second
llite.lustre-ffff88012db55000.statahead_max=0
101

real	0m1.272s
user	0m0.000s
sys	0m0.319s
ls -l 100 files without statahead: 1 sec
llite.lustre-ffff88012db55000.statahead_max=128
128
101

real	0m0.403s
user	0m0.006s
sys	0m0.137s
ls -l 100 files with statahead: 1 sec
statahead total: 154
statahead wrong: 2
agl total: 154
list_total: 26
fname_total: 128
hit_total: 1307
miss_total: 1325
total: 900 open/close in 5.03 seconds: 178.83 ops/second
llite.lustre-ffff88012db55000.statahead_max=0
1001

real	0m9.676s
user	0m0.154s
sys	0m2.509s
ls -l 1000 files without statahead: 9 sec
llite.lustre-ffff88012db55000.statahead_max=128
128
1001

real	0m1.795s
user	0m0.027s
sys	0m1.099s
ls -l 1000 files with statahead: 2 sec
statahead total: 155
statahead wrong: 2
agl total: 155
list_total: 27
fname_total: 128
hit_total: 2306
miss_total: 1326
 - open/close 1749 (time 1746133708.21 total 10.00 last 174.83)
 - open/close 3584 (time 1746133718.21 total 20.00 last 183.49)
total: 4000 open/close in 22.08 seconds: 181.12 ops/second
llite.lustre-ffff88012db55000.statahead_max=0
5001

real	0m46.096s
user	0m0.671s
sys	0m12.403s
ls -l 5000 files without statahead: 46 sec
llite.lustre-ffff88012db55000.statahead_max=128
128
5001

real	0m6.391s
user	0m0.119s
sys	0m5.054s
ls -l 5000 files with statahead: 7 sec
statahead total: 156
statahead wrong: 2
agl total: 156
list_total: 28
fname_total: 128
hit_total: 7305
miss_total: 1327
ls -l done
rm -r /mnt/lustre/d123aa.sanity: 29 seconds
llite.lustre-ffff88012db55000.statahead_stats=
statahead total: 156
statahead wrong: 2
agl total: 156
list_total: 28
fname_total: 128
hit_total: 7305
miss_total: 1327
mdc.lustre-MDT0000-mdc-ffff88012db55000.batch_stats=
snapshot_time:            1746133806.039630161 secs.nsecs
start_time:               1746133672.842632749 secs.nsecs
elapsed_time:             133.196997412 secs.nsecs
subreqs per batch   batches   % cum %
1:		        12  11  11
2:		         3   2  14
4:		         5   4  19
8:		         0   0  19
16:		         0   0  19
32:		        36  34  53
64:		        49  46 100
mdc.lustre-MDT0001-mdc-ffff88012db55000.batch_stats=
snapshot_time:            1746133806.039778281 secs.nsecs
start_time:               1746133672.843233011 secs.nsecs
elapsed_time:             133.196545270 secs.nsecs
subreqs per batch   batches   % cum %
1:		        13  11  11
2:		         2   1  13
4:		         0   0  13
8:		         5   4  18
16:		         2   1  20
32:		        18  16  36
64:		        69  63 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536