== sanity test 123ab: verify statahead work by using statx ========================================================== 07:42:10 (1788781330)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff93850ccd0800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff93850ccd0800.batch_stats=0
striped dir -i1 -c2 -H crush  /mnt/lustre/d123ab.sanity
total: 100 open/close in 3.30 seconds: 30.33 ops/second
llite.lustre-ffff93850ccd0800.statahead_max=0
100

real	0m2.792s
user	0m0.010s
sys	0m0.320s
'statx -l' 100 files without statahead: 3 sec
llite.lustre-ffff93850ccd0800.statahead_max=128
llite.lustre-ffff93850ccd0800.statahead_max=128
100

real	0m1.152s
user	0m0.006s
sys	0m0.150s
'statx -l' 100 files with statahead: 2 sec
statahead total: 126
statahead wrong: 2
agl total: 122
list_total: 27
fname_total: 83
hit_total: 1924
miss_total: 1561
swrong=2 ewrong=2
 - open/close 621 (time 1788781361.79 total 10.00 last 62.08)
total: 900 open/close in 14.69 seconds: 61.25 ops/second
llite.lustre-ffff93850ccd0800.statahead_max=0
1000

real	0m25.348s
user	0m0.085s
sys	0m2.820s
'statx -l' 1000 files without statahead: 26 sec
llite.lustre-ffff93850ccd0800.statahead_max=128
llite.lustre-ffff93850ccd0800.statahead_max=128
1000

real	0m6.079s
user	0m0.067s
sys	0m1.498s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 127
statahead wrong: 2
agl total: 123
list_total: 28
fname_total: 83
hit_total: 2923
miss_total: 1561
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 23 seconds
llite.lustre-ffff93850ccd0800.statahead_stats=
statahead total: 127
statahead wrong: 2
agl total: 123
list_total: 28
fname_total: 83
hit_total: 2923
miss_total: 1561
mdc.lustre-MDT0000-mdc-ffff93850ccd0800.batch_stats=
snapshot_time:            1788781434.494541893 secs.nsecs
start_time:               1788781336.852141594 secs.nsecs
elapsed_time:             97.642400299 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6  21  21
2:		         0   0  21
4:		         3  10  32
8:		         3  10  42
16:		         1   3  46
32:		         1   3  50
64:		        14  50 100
mdc.lustre-MDT0001-mdc-ffff93850ccd0800.batch_stats=
snapshot_time:            1788781434.494682170 secs.nsecs
start_time:               1788781336.852330238 secs.nsecs
elapsed_time:             97.642351932 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3  15  15
2:		         0   0  15
4:		         2  10  25
8:		         1   5  30
16:		         1   5  35
32:		         7  35  70
64:		         6  30 100
unlink(/mnt/lustre/d123ab.sanity/f123ab.sanity0) error: No such file or directory
total: 0 unlinks in 0 seconds: -nan unlinks/second
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536