== sanity test 123ab: verify statahead work by using statx ========================================================== 10:11:26 (1790777486)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8a8769935000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8a8769935000.batch_stats=0
striped dir -i1 -c2 -H all_char  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.26 seconds: 44.32 ops/second
llite.lustre-ffff8a8769935000.statahead_max=0
100

real	0m2.055s
user	0m0.011s
sys	0m0.269s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff8a8769935000.statahead_max=128
llite.lustre-ffff8a8769935000.statahead_max=128
100

real	0m0.882s
user	0m0.008s
sys	0m0.157s
'statx -l' 100 files with statahead: 1 sec
statahead total: 115
statahead wrong: 2
agl total: 112
list_total: 27
fname_total: 88
hit_total: 1898
miss_total: 1290
swrong=2 ewrong=2
total: 900 open/close in 9.88 seconds: 91.06 ops/second
llite.lustre-ffff8a8769935000.statahead_max=0
1000

real	0m20.919s
user	0m0.070s
sys	0m2.556s
'statx -l' 1000 files without statahead: 20 sec
llite.lustre-ffff8a8769935000.statahead_max=128
llite.lustre-ffff8a8769935000.statahead_max=128
1000

real	0m6.614s
user	0m0.060s
sys	0m1.246s
'statx -l' 1000 files with statahead: 7 sec
statahead total: 116
statahead wrong: 2
agl total: 113
list_total: 28
fname_total: 88
hit_total: 2897
miss_total: 1290
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 21 seconds
llite.lustre-ffff8a8769935000.statahead_stats=
statahead total: 116
statahead wrong: 2
agl total: 113
list_total: 28
fname_total: 88
hit_total: 2897
miss_total: 1290
mdc.lustre-MDT0000-mdc-ffff8a8769935000.batch_stats=
snapshot_time:            1790777574.119105653 secs.nsecs
start_time:               1790777490.546313249 secs.nsecs
elapsed_time:             83.572792404 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   3   3
2:		         4  14  18
4:		         4  14  33
8:		         1   3  37
16:		         4  14  51
32:		         5  18  70
64:		         8  29 100
mdc.lustre-MDT0001-mdc-ffff8a8769935000.batch_stats=
snapshot_time:            1790777574.119175291 secs.nsecs
start_time:               1790777490.546568323 secs.nsecs
elapsed_time:             83.572606968 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
2:		         1   4   4
4:		         1   4   8
8:		         6  26  34
16:		         2   8  43
32:		         4  17  60
64:		         9  39 100
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