== sanity test 123ab: verify statahead work by using statx ========================================================== 18:47:30 (1775170050)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9fd4c3855000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9fd4c3855000.batch_stats=0
striped dir -i1 -c2 -H all_char /mnt/lustre/d123ab.sanity
total: 100 open/close in 0.58 seconds: 173.05 ops/second
llite.lustre-ffff9fd4c3855000.statahead_max=0
100

real	0m0.528s
user	0m0.004s
sys	0m0.202s
statx -l 100 files without statahead: 1 sec
llite.lustre-ffff9fd4c3855000.statahead_max=128
128
100

real	0m0.354s
user	0m0.001s
sys	0m0.152s
statx -l 100 files with statahead: 1 sec
statahead total: 82
statahead wrong: 2
agl total: 67
list_total: 25
fname_total: 57
hit_total: 11770
miss_total: 495
total: 900 open/close in 1.58 seconds: 568.06 ops/second
llite.lustre-ffff9fd4c3855000.statahead_max=0
1000

real	0m5.640s
user	0m0.046s
sys	0m2.091s
statx -l 1000 files without statahead: 6 sec
llite.lustre-ffff9fd4c3855000.statahead_max=128
128
1000

real	0m2.477s
user	0m0.029s
sys	0m1.662s
statx -l 1000 files with statahead: 3 sec
statahead total: 83
statahead wrong: 2
agl total: 68
list_total: 26
fname_total: 57
hit_total: 12769
miss_total: 495
 - open/close 4789 (time 1775170078.27 total 10.00 last 478.90)
total: 9000 open/close in 18.06 seconds: 498.39 ops/second
llite.lustre-ffff9fd4c3855000.statahead_max=0
10000

real	0m53.619s
user	0m0.491s
sys	0m19.619s
statx -l 10000 files without statahead: 54 sec
llite.lustre-ffff9fd4c3855000.statahead_max=128
128
10000

real	0m28.583s
user	0m0.293s
sys	0m18.283s
statx -l 10000 files with statahead: 29 sec
statahead total: 84
statahead wrong: 2
agl total: 69
list_total: 27
fname_total: 57
hit_total: 22768
miss_total: 495
statx -l done
rm -r /mnt/lustre/d123ab.sanity: 58 seconds
llite.lustre-ffff9fd4c3855000.statahead_stats=
statahead total: 84
statahead wrong: 2
agl total: 69
list_total: 27
fname_total: 57
hit_total: 22768
miss_total: 495
mdc.lustre-MDT0000-mdc-ffff9fd4c3855000.batch_stats=
snapshot_time:            1775170239.159738567 secs.nsecs
start_time:               1775170052.119591935 secs.nsecs
elapsed_time:             187.040146632 secs.nsecs
subreqs per batch   batches   % cum %
1:		       221  53  53
2:		        30   7  60
4:		        12   2  63
8:		         6   1  64
16:		         0   0  64
32:		        43  10  75
64:		       104  25 100
mdc.lustre-MDT0001-mdc-ffff9fd4c3855000.batch_stats=
snapshot_time:            1775170239.159800105 secs.nsecs
start_time:               1775170052.119727757 secs.nsecs
elapsed_time:             187.040072348 secs.nsecs
subreqs per batch   batches   % cum %
1:		       223  53  53
2:		        24   5  59
4:		        16   3  63
8:		         6   1  64
16:		         1   0  64
32:		        37   8  73
64:		       110  26 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536