== sanity test 123ab: verify statahead work by using statx ========================================================== 19:32:35 (1788564755)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffffa0d683ee7000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffffa0d683ee7000.batch_stats=0
striped dir -i1 -c2 -H crush2  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.61 seconds: 38.28 ops/second
llite.lustre-ffffa0d683ee7000.statahead_max=0
100

real	0m2.181s
user	0m0.007s
sys	0m0.282s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffffa0d683ee7000.statahead_max=128
llite.lustre-ffffa0d683ee7000.statahead_max=128
100

real	0m1.052s
user	0m0.006s
sys	0m0.144s
'statx -l' 100 files with statahead: 1 sec
statahead total: 99
statahead wrong: 2
agl total: 95
list_total: 28
fname_total: 70
hit_total: 2205
miss_total: 1270
swrong=2 ewrong=2
 - open/close 881 (time 1788564784.67 total 10.01 last 87.99)
total: 900 open/close in 10.41 seconds: 86.47 ops/second
llite.lustre-ffffa0d683ee7000.statahead_max=0
1000

real	0m20.422s
user	0m0.076s
sys	0m2.686s
'statx -l' 1000 files without statahead: 21 sec
llite.lustre-ffffa0d683ee7000.statahead_max=128
llite.lustre-ffffa0d683ee7000.statahead_max=128
1000

real	0m6.016s
user	0m0.066s
sys	0m1.292s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 100
statahead wrong: 2
agl total: 96
list_total: 29
fname_total: 70
hit_total: 3204
miss_total: 1270
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 17 seconds
llite.lustre-ffffa0d683ee7000.statahead_stats=
statahead total: 100
statahead wrong: 2
agl total: 96
list_total: 29
fname_total: 70
hit_total: 3204
miss_total: 1270
mdc.lustre-MDT0000-mdc-ffffa0d683ee7000.batch_stats=
snapshot_time:            1788564841.586518336 secs.nsecs
start_time:               1788564761.163454421 secs.nsecs
elapsed_time:             80.423063915 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5  19  19
2:		         1   3  23
4:		         1   3  26
8:		         3  11  38
16:		         2   7  46
32:		         3  11  57
64:		        11  42 100
mdc.lustre-MDT0001-mdc-ffffa0d683ee7000.batch_stats=
snapshot_time:            1788564841.586788416 secs.nsecs
start_time:               1788564761.163539136 secs.nsecs
elapsed_time:             80.423249280 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3  13  13
2:		         3  13  27
4:		         3  13  40
8:		         0   0  40
16:		         1   4  45
32:		         1   4  50
64:		        11  50 100
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