== sanity test 123ab: verify statahead work by using statx ========================================================== 15:22:30 (1780341750)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9b9887dae800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9b9887dae800.batch_stats=0
striped dir -i1 -c2 -H all_char  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.31 seconds: 43.22 ops/second
llite.lustre-ffff9b9887dae800.statahead_max=0
100

real	0m1.812s
user	0m0.011s
sys	0m0.271s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff9b9887dae800.statahead_max=128
llite.lustre-ffff9b9887dae800.statahead_max=128
100

real	0m0.741s
user	0m0.006s
sys	0m0.144s
'statx -l' 100 files with statahead: 1 sec
statahead total: 113
statahead wrong: 2
agl total: 109
list_total: 26
fname_total: 84
hit_total: 1774
miss_total: 1617
swrong=2 ewrong=2
total: 900 open/close in 9.67 seconds: 93.06 ops/second
llite.lustre-ffff9b9887dae800.statahead_max=0
1000

real	0m19.359s
user	0m0.083s
sys	0m2.753s
'statx -l' 1000 files without statahead: 19 sec
llite.lustre-ffff9b9887dae800.statahead_max=128
llite.lustre-ffff9b9887dae800.statahead_max=128
1000

real	0m4.763s
user	0m0.061s
sys	0m1.297s
'statx -l' 1000 files with statahead: 5 sec
statahead total: 114
statahead wrong: 2
agl total: 110
list_total: 27
fname_total: 84
hit_total: 2773
miss_total: 1617
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 15 seconds
llite.lustre-ffff9b9887dae800.statahead_stats=
statahead total: 114
statahead wrong: 2
agl total: 110
list_total: 27
fname_total: 84
hit_total: 2773
miss_total: 1617
mdc.lustre-MDT0000-mdc-ffff9b9887dae800.batch_stats=
snapshot_time:            1780341824.048174996 secs.nsecs
start_time:               1780341754.816685033 secs.nsecs
elapsed_time:             69.231489963 secs.nsecs
subreqs per batch   batches   % cum %
1:		         3  12  12
2:		         2   8  20
4:		         4  16  36
8:		         0   0  36
16:		         2   8  44
32:		         5  20  64
64:		         9  36 100
mdc.lustre-MDT0001-mdc-ffff9b9887dae800.batch_stats=
snapshot_time:            1780341824.048251420 secs.nsecs
start_time:               1780341754.816797812 secs.nsecs
elapsed_time:             69.231453608 secs.nsecs
subreqs per batch   batches   % cum %
1:		         5  20  20
2:		         0   0  20
4:		         3  12  32
8:		         2   8  40
16:		         0   0  40
32:		         5  20  60
64:		        10  40 100
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