== sanity test 123ab: verify statahead work by using statx ========================================================== 23:22:46 (1790738566)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8917d1fc1000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8917d1fc1000.batch_stats=0
striped dir -i1 -c2 -H fnv_1a_64  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.56 seconds: 39.03 ops/second
llite.lustre-ffff8917d1fc1000.statahead_max=0
100

real	0m2.060s
user	0m0.012s
sys	0m0.283s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff8917d1fc1000.statahead_max=128
llite.lustre-ffff8917d1fc1000.statahead_max=128
100

real	0m0.609s
user	0m0.008s
sys	0m0.149s
'statx -l' 100 files with statahead: 0 sec
statahead total: 119
statahead wrong: 2
agl total: 115
list_total: 27
fname_total: 71
hit_total: 1564
miss_total: 1496
swrong=2 ewrong=2
 - open/close 872 (time 1790738592.23 total 10.00 last 87.18)
total: 900 open/close in 10.25 seconds: 87.76 ops/second
llite.lustre-ffff8917d1fc1000.statahead_max=0
1000

real	0m21.126s
user	0m0.077s
sys	0m2.696s
'statx -l' 1000 files without statahead: 21 sec
llite.lustre-ffff8917d1fc1000.statahead_max=128
llite.lustre-ffff8917d1fc1000.statahead_max=128
1000

real	0m4.488s
user	0m0.054s
sys	0m1.352s
'statx -l' 1000 files with statahead: 4 sec
statahead total: 120
statahead wrong: 2
agl total: 116
list_total: 28
fname_total: 71
hit_total: 2563
miss_total: 1496
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 18 seconds
llite.lustre-ffff8917d1fc1000.statahead_stats=
statahead total: 120
statahead wrong: 2
agl total: 116
list_total: 28
fname_total: 71
hit_total: 2563
miss_total: 1496
mdc.lustre-MDT0000-mdc-ffff8917d1fc1000.batch_stats=
snapshot_time:            1790738646.574172859 secs.nsecs
start_time:               1790738570.862098792 secs.nsecs
elapsed_time:             75.712074067 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3  12  12
2:		         1   4  16
4:		         1   4  20
8:		         4  16  36
16:		         2   8  44
32:		         6  24  68
64:		         8  32 100
mdc.lustre-MDT0001-mdc-ffff8917d1fc1000.batch_stats=
snapshot_time:            1790738646.574240852 secs.nsecs
start_time:               1790738570.862184987 secs.nsecs
elapsed_time:             75.712055865 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   8   8
2:		         2   8  16
4:		         3  12  29
8:		         1   4  33
16:		         2   8  41
32:		         2   8  50
64:		        12  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