== sanity test 123aa: verify statahead work ============== 06:00:13 (1715335213)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8800b67b4000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8800b67b4000.batch_stats=0
striped dir -i1 -c2 -H crush /mnt/lustre/d123aa.sanity
total: 100 open/close in 0.51 seconds: 195.92 ops/second
llite.lustre-ffff8800b67b4000.statahead_max=0
101

real	0m0.527s
user	0m0.003s
sys	0m0.204s
ls -l 100 files without statahead: 1 sec
llite.lustre-ffff8800b67b4000.statahead_max=128
128
101

real	0m0.269s
user	0m0.002s
sys	0m0.115s
ls -l 100 files with statahead: 0 sec
statahead total: 27
statahead wrong: 0
agl total: 27
list_total: 27
fname_total: 0
hit_total: 843
miss_total: 138
total: 900 open/close in 1.71 seconds: 525.09 ops/second
llite.lustre-ffff8800b67b4000.statahead_max=0
1001

real	0m4.956s
user	0m0.028s
sys	0m1.883s
ls -l 1000 files without statahead: 5 sec
llite.lustre-ffff8800b67b4000.statahead_max=128
128
1001

real	0m1.037s
user	0m0.021s
sys	0m0.879s
ls -l 1000 files with statahead: 1 sec
statahead total: 28
statahead wrong: 0
agl total: 28
list_total: 28
fname_total: 0
hit_total: 1842
miss_total: 139
 - open/close 5540 (time 1715335237.56 total 10.00 last 553.93)
total: 9000 open/close in 16.47 seconds: 546.57 ops/second
llite.lustre-ffff8800b67b4000.statahead_max=0
10001

real	0m50.359s
user	0m0.353s
sys	0m18.676s
ls -l 10000 files without statahead: 50 sec
llite.lustre-ffff8800b67b4000.statahead_max=128
128
10001

real	0m10.704s
user	0m0.215s
sys	0m9.735s
ls -l 10000 files with statahead: 10 sec
statahead total: 29
statahead wrong: 0
agl total: 29
list_total: 29
fname_total: 0
hit_total: 11841
miss_total: 140
ls -l done
rm -r /mnt/lustre/d123aa.sanity/: 38 seconds
rm done
statahead total: 29
statahead wrong: 0
agl total: 29
list_total: 29
fname_total: 0
hit_total: 11841
miss_total: 140
mdc.lustre-MDT0000-mdc-ffff8800b67b4000.batch_stats=
snapshot_time:            1715335348.434916308 secs.nsecs
start_time:               1715335214.885128176 secs.nsecs
elapsed_time:             133.549788132 secs.nsecs
subreqs per batch   batches   % cum %
1:		        21  11  11
2:		         3   1  13
4:		         0   0  13
8:		         3   1  14
16:		         0   0  14
32:		        59  32  46
64:		        98  53 100
mdc.lustre-MDT0001-mdc-ffff8800b67b4000.batch_stats=
snapshot_time:            1715335348.435206023 secs.nsecs
start_time:               1715335214.885222191 secs.nsecs
elapsed_time:             133.549983832 secs.nsecs
subreqs per batch   batches   % cum %
1:		        23  12  12
2:		         2   1  13
4:		         1   0  13
8:		         3   1  15
16:		         2   1  16
32:		        46  24  40
64:		       113  59 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536