== sanity test 123aa: verify statahead work ============== 20:10:05 (1746144605)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8800aa0fb800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8800aa0fb800.batch_stats=0
striped dir -i1 -c2 -H crush2 /mnt/lustre/d123aa.sanity
total: 100 open/close in 1.80 seconds: 55.42 ops/second
llite.lustre-ffff8800aa0fb800.statahead_max=0
101

real	0m1.604s
user	0m0.007s
sys	0m0.388s
ls -l 100 files without statahead: 2 sec
llite.lustre-ffff8800aa0fb800.statahead_max=128
128
101

real	0m0.508s
user	0m0.007s
sys	0m0.179s
ls -l 100 files with statahead: 1 sec
statahead total: 135
statahead wrong: 2
agl total: 135
list_total: 25
fname_total: 110
hit_total: 351
miss_total: 1616
total: 900 open/close in 6.67 seconds: 134.84 ops/second
llite.lustre-ffff8800aa0fb800.statahead_max=0
1001

real	0m15.540s
user	0m0.109s
sys	0m3.501s
ls -l 1000 files without statahead: 15 sec
llite.lustre-ffff8800aa0fb800.statahead_max=128
128
1001

real	0m2.820s
user	0m0.048s
sys	0m1.417s
ls -l 1000 files with statahead: 3 sec
statahead total: 136
statahead wrong: 2
agl total: 136
list_total: 26
fname_total: 110
hit_total: 1350
miss_total: 1617
 - open/close 1290 (time 1746144654.85 total 10.00 last 128.95)
total: 2000 open/close in 15.77 seconds: 126.79 ops/second
llite.lustre-ffff8800aa0fb800.statahead_max=0
3001

real	0m47.712s
user	0m0.241s
sys	0m10.489s
ls -l 3000 files without statahead: 47 sec
llite.lustre-ffff8800aa0fb800.statahead_max=128
128
3001

real	0m8.267s
user	0m0.138s
sys	0m4.177s
ls -l 3000 files with statahead: 8 sec
statahead total: 137
statahead wrong: 2
agl total: 137
list_total: 27
fname_total: 110
hit_total: 4349
miss_total: 1618
ls -l done
rm -r /mnt/lustre/d123aa.sanity: 39 seconds
llite.lustre-ffff8800aa0fb800.statahead_stats=
statahead total: 137
statahead wrong: 2
agl total: 137
list_total: 27
fname_total: 110
hit_total: 4349
miss_total: 1618
mdc.lustre-MDT0000-mdc-ffff8800aa0fb800.batch_stats=
snapshot_time:            1746144763.121984787 secs.nsecs
start_time:               1746144607.760676989 secs.nsecs
elapsed_time:             155.361307798 secs.nsecs
subreqs per batch   batches   % cum %
1:		         5   7   7
2:		         1   1   8
4:		         1   1  10
8:		         3   4  14
16:		         3   4  19
32:		        29  43  62
64:		        25  37 100
mdc.lustre-MDT0001-mdc-ffff8800aa0fb800.batch_stats=
snapshot_time:            1746144763.122159719 secs.nsecs
start_time:               1746144607.760748143 secs.nsecs
elapsed_time:             155.361411576 secs.nsecs
subreqs per batch   batches   % cum %
1:		        11  14  14
2:		         1   1  15
4:		         2   2  17
8:		         5   6  24
16:		         3   3  28
32:		         8  10  38
64:		        48  61 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536