== sanity test 123ab: verify statahead work by using statx ========================================================== 12:32:59 (1777912379)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9213892d8000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9213892d8000.batch_stats=0
striped dir -i1 -c2 -H all_char  /mnt/lustre/d123ab.sanity
total: 100 open/close in 0.70 seconds: 143.72 ops/second
llite.lustre-ffff9213892d8000.statahead_max=0
100

real	0m0.601s
user	0m0.009s
sys	0m0.218s
'statx -l' 100 files without statahead: 1 sec
llite.lustre-ffff9213892d8000.statahead_max=128
llite.lustre-ffff9213892d8000.statahead_max=128
100

real	0m0.331s
user	0m0.003s
sys	0m0.166s
'statx -l' 100 files with statahead: 1 sec
statahead total: 96
statahead wrong: 2
agl total: 94
list_total: 24
fname_total: 62
hit_total: 1743
miss_total: 301
swrong=2 ewrong=2
total: 900 open/close in 1.77 seconds: 507.78 ops/second
llite.lustre-ffff9213892d8000.statahead_max=0
1000

real	0m6.286s
user	0m0.058s
sys	0m2.269s
'statx -l' 1000 files without statahead: 7 sec
llite.lustre-ffff9213892d8000.statahead_max=128
llite.lustre-ffff9213892d8000.statahead_max=128
1000

real	0m2.583s
user	0m0.026s
sys	0m1.620s
'statx -l' 1000 files with statahead: 2 sec
statahead total: 97
statahead wrong: 2
agl total: 95
list_total: 25
fname_total: 62
hit_total: 2742
miss_total: 301
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 5 seconds
llite.lustre-ffff9213892d8000.statahead_stats=
statahead total: 97
statahead wrong: 2
agl total: 95
list_total: 25
fname_total: 62
hit_total: 2742
miss_total: 301
mdc.lustre-MDT0000-mdc-ffff9213892d8000.batch_stats=
snapshot_time:            1777912403.227629282 secs.nsecs
start_time:               1777912380.739899486 secs.nsecs
elapsed_time:             22.487729796 secs.nsecs
subreqs per batch   batches   % cum %
1:		        25  51  51
2:		         4   8  59
4:		         5  10  69
8:		         1   2  71
16:		         1   2  73
32:		         3   6  79
64:		        10  20 100
mdc.lustre-MDT0001-mdc-ffff9213892d8000.batch_stats=
snapshot_time:            1777912403.227709557 secs.nsecs
start_time:               1777912380.739956534 secs.nsecs
elapsed_time:             22.487753023 secs.nsecs
subreqs per batch   batches   % cum %
1:		        23  51  51
2:		         3   6  57
4:		         3   6  64
8:		         3   6  71
16:		         0   0  71
32:		         3   6  77
64:		        10  22 100
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