== sanity test 123ab: verify statahead work by using statx ========================================================== 19:55:51 (1781222151)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff984182dc6800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff984182dc6800.batch_stats=0
striped dir -i1 -c2 -H all_char  /mnt/lustre/d123ab.sanity
total: 100 open/close in 3.69 seconds: 27.10 ops/second
llite.lustre-ffff984182dc6800.statahead_max=0
100

real	0m2.460s
user	0m0.008s
sys	0m0.303s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff984182dc6800.statahead_max=128
llite.lustre-ffff984182dc6800.statahead_max=128
100

real	0m0.900s
user	0m0.009s
sys	0m0.187s
'statx -l' 100 files with statahead: 1 sec
statahead total: 113
statahead wrong: 2
agl total: 109
list_total: 27
fname_total: 70
hit_total: 1447
miss_total: 1337
swrong=2 ewrong=2
 - open/close 853 (time 1781222179.92 total 10.00 last 85.26)
total: 900 open/close in 10.67 seconds: 84.35 ops/second
llite.lustre-ffff984182dc6800.statahead_max=0
1000

real	0m21.059s
user	0m0.087s
sys	0m2.756s
'statx -l' 1000 files without statahead: 21 sec
llite.lustre-ffff984182dc6800.statahead_max=128
llite.lustre-ffff984182dc6800.statahead_max=128
1000

real	0m5.816s
user	0m0.067s
sys	0m1.529s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 114
statahead wrong: 2
agl total: 110
list_total: 28
fname_total: 70
hit_total: 2446
miss_total: 1337
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 19 seconds
llite.lustre-ffff984182dc6800.statahead_stats=
statahead total: 114
statahead wrong: 2
agl total: 110
list_total: 28
fname_total: 70
hit_total: 2446
miss_total: 1337
mdc.lustre-MDT0000-mdc-ffff984182dc6800.batch_stats=
snapshot_time:            1781222240.121151951 secs.nsecs
start_time:               1781222156.144475572 secs.nsecs
elapsed_time:             83.976676379 secs.nsecs
subreqs per batch   batches   % cum %
1:		         8  27  27
2:		         1   3  31
4:		         3  10  41
8:		         2   6  48
16:		         0   0  48
32:		         6  20  68
64:		         9  31 100
mdc.lustre-MDT0001-mdc-ffff984182dc6800.batch_stats=
snapshot_time:            1781222240.121224477 secs.nsecs
start_time:               1781222156.144539210 secs.nsecs
elapsed_time:             83.976685267 secs.nsecs
subreqs per batch   batches   % cum %
1:		         5  19  19
2:		         2   7  26
4:		         1   3  30
8:		         2   7  38
16:		         1   3  42
32:		         6  23  65
64:		         9  34 100
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