== sanity test 123ab: verify statahead work by using statx ========================================================== 21:28:38 (1788917318)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8ae5864a9800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8ae5864a9800.batch_stats=0
striped dir -i1 -c2 -H fnv_1a_64  /mnt/lustre/d123ab.sanity
total: 100 open/close in 1.04 seconds: 96.48 ops/second
llite.lustre-ffff8ae5864a9800.statahead_max=0
100

real	0m0.844s
user	0m0.008s
sys	0m0.264s
'statx -l' 100 files without statahead: 0 sec
llite.lustre-ffff8ae5864a9800.statahead_max=128
llite.lustre-ffff8ae5864a9800.statahead_max=128
100

real	0m0.455s
user	0m0.004s
sys	0m0.195s
'statx -l' 100 files with statahead: 1 sec
statahead total: 144
statahead wrong: 2
agl total: 140
list_total: 27
fname_total: 112
hit_total: 2420
miss_total: 1289
swrong=2 ewrong=2
total: 900 open/close in 3.45 seconds: 260.87 ops/second
llite.lustre-ffff8ae5864a9800.statahead_max=0
1000

real	0m8.577s
user	0m0.090s
sys	0m2.503s
'statx -l' 1000 files without statahead: 9 sec
llite.lustre-ffff8ae5864a9800.statahead_max=128
llite.lustre-ffff8ae5864a9800.statahead_max=128
1000

real	0m3.278s
user	0m0.040s
sys	0m1.648s
'statx -l' 1000 files with statahead: 4 sec
statahead total: 145
statahead wrong: 2
agl total: 141
list_total: 28
fname_total: 112
hit_total: 3419
miss_total: 1289
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 8 seconds
llite.lustre-ffff8ae5864a9800.statahead_stats=
statahead total: 145
statahead wrong: 2
agl total: 141
list_total: 28
fname_total: 112
hit_total: 3419
miss_total: 1289
mdc.lustre-MDT0000-mdc-ffff8ae5864a9800.batch_stats=
snapshot_time:            1788917351.918384175 secs.nsecs
start_time:               1788917319.875169731 secs.nsecs
elapsed_time:             32.043214444 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7  26  26
2:		         2   7  34
4:		         1   3  38
8:		         2   7  46
16:		         0   0  46
32:		         2   7  53
64:		        12  46 100
mdc.lustre-MDT0001-mdc-ffff8ae5864a9800.batch_stats=
snapshot_time:            1788917351.918450725 secs.nsecs
start_time:               1788917319.875287124 secs.nsecs
elapsed_time:             32.043163601 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         9  32  32
2:		         1   3  35
4:		         3  10  46
8:		         1   3  50
16:		         0   0  50
32:		         3  10  60
64:		        11  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