== sanity test 123ab: verify statahead work by using statx ========================================================== 03:50:32 (1787471432)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9b5e02c67800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9b5e02c67800.batch_stats=0
striped dir -i1 -c2 -H fnv_1a_64  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.33 seconds: 43.00 ops/second
llite.lustre-ffff9b5e02c67800.statahead_max=0
100

real	0m2.284s
user	0m0.008s
sys	0m0.332s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff9b5e02c67800.statahead_max=128
llite.lustre-ffff9b5e02c67800.statahead_max=128
100

real	0m0.798s
user	0m0.009s
sys	0m0.170s
'statx -l' 100 files with statahead: 1 sec
statahead total: 140
statahead wrong: 2
agl total: 136
list_total: 27
fname_total: 113
hit_total: 1659
miss_total: 1378
swrong=2 ewrong=2
 - open/close 792 (time 1787471458.91 total 10.00 last 79.20)
total: 900 open/close in 11.40 seconds: 78.94 ops/second
llite.lustre-ffff9b5e02c67800.statahead_max=0
1000

real	0m21.412s
user	0m0.084s
sys	0m3.019s
'statx -l' 1000 files without statahead: 22 sec
llite.lustre-ffff9b5e02c67800.statahead_max=128
llite.lustre-ffff9b5e02c67800.statahead_max=128
1000

real	0m6.208s
user	0m0.065s
sys	0m1.505s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 141
statahead wrong: 2
agl total: 137
list_total: 28
fname_total: 113
hit_total: 2658
miss_total: 1378
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 18 seconds
llite.lustre-ffff9b5e02c67800.statahead_stats=
statahead total: 141
statahead wrong: 2
agl total: 137
list_total: 28
fname_total: 113
hit_total: 2658
miss_total: 1378
mdc.lustre-MDT0000-mdc-ffff9b5e02c67800.batch_stats=
snapshot_time:            1787471519.681356890 secs.nsecs
start_time:               1787471436.638192691 secs.nsecs
elapsed_time:             83.043164199 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5  17  17
2:		         1   3  20
4:		         5  17  37
8:		         1   3  41
16:		         3  10  51
32:		         6  20  72
64:		         8  27 100
mdc.lustre-MDT0001-mdc-ffff9b5e02c67800.batch_stats=
snapshot_time:            1787471519.681452289 secs.nsecs
start_time:               1787471436.638908053 secs.nsecs
elapsed_time:             83.042544236 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5  15  15
2:		         6  18  33
4:		         3   9  42
8:		         4  12  54
16:		         1   3  57
32:		         5  15  72
64:		         9  27 100
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