== sanity test 123ab: verify statahead work by using statx ========================================================== 14:59:31 (1784228371)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9fd404962800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9fd404962800.batch_stats=0
striped dir -i1 -c2 -H crush  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.03 seconds: 49.26 ops/second
llite.lustre-ffff9fd404962800.statahead_max=0
100

real	0m1.757s
user	0m0.008s
sys	0m0.310s
'statx -l' 100 files without statahead: 1 sec
llite.lustre-ffff9fd404962800.statahead_max=128
llite.lustre-ffff9fd404962800.statahead_max=128
100

real	0m0.644s
user	0m0.008s
sys	0m0.208s
'statx -l' 100 files with statahead: 0 sec
statahead total: 109
statahead wrong: 2
agl total: 107
list_total: 26
fname_total: 83
hit_total: 1900
miss_total: 1107
swrong=2 ewrong=2
total: 900 open/close in 9.00 seconds: 100.04 ops/second
llite.lustre-ffff9fd404962800.statahead_max=0
1000

real	0m16.356s
user	0m0.071s
sys	0m2.917s
'statx -l' 1000 files without statahead: 17 sec
llite.lustre-ffff9fd404962800.statahead_max=128
llite.lustre-ffff9fd404962800.statahead_max=128
1000

real	0m3.819s
user	0m0.059s
sys	0m1.695s
'statx -l' 1000 files with statahead: 4 sec
statahead total: 110
statahead wrong: 2
agl total: 108
list_total: 27
fname_total: 83
hit_total: 2899
miss_total: 1107
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 12 seconds
llite.lustre-ffff9fd404962800.statahead_stats=
statahead total: 110
statahead wrong: 2
agl total: 108
list_total: 27
fname_total: 83
hit_total: 2899
miss_total: 1107
mdc.lustre-MDT0000-mdc-ffff9fd404962800.batch_stats=
snapshot_time:            1784228430.942135429 secs.nsecs
start_time:               1784228373.729642599 secs.nsecs
elapsed_time:             57.212492830 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        10  29  29
2:		         1   2  32
4:		         3   8  41
8:		         2   5  47
16:		         4  11  58
32:		         2   5  64
64:		        12  35 100
mdc.lustre-MDT0001-mdc-ffff9fd404962800.batch_stats=
snapshot_time:            1784228430.942278118 secs.nsecs
start_time:               1784228373.729720886 secs.nsecs
elapsed_time:             57.212557232 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7  24  24
2:		         3  10  34
4:		         3  10  44
8:		         3  10  55
16:		         1   3  58
32:		         6  20  79
64:		         6  20 100
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