== sanity test 123ab: verify statahead work by using statx ========================================================== 10:43:59 (1788878639)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9f7e1826b800.batch_stats=0
total: 100 open/close in 1.28 seconds: 78.13 ops/second
llite.lustre-ffff9f7e1826b800.statahead_max=0
100

real	0m1.054s
user	0m0.006s
sys	0m0.247s
'statx -l' 100 files without statahead: 1 sec
llite.lustre-ffff9f7e1826b800.statahead_max=128
llite.lustre-ffff9f7e1826b800.statahead_max=128
100

real	0m0.419s
user	0m0.004s
sys	0m0.182s
'statx -l' 100 files with statahead: 0 sec
statahead total: 93
statahead wrong: 2
agl total: 89
list_total: 24
fname_total: 60
hit_total: 1684
miss_total: 1676
swrong=2 ewrong=2
total: 900 open/close in 3.57 seconds: 252.23 ops/second
llite.lustre-ffff9f7e1826b800.statahead_max=0
1000

real	0m8.797s
user	0m0.072s
sys	0m2.405s
'statx -l' 1000 files without statahead: 9 sec
llite.lustre-ffff9f7e1826b800.statahead_max=128
llite.lustre-ffff9f7e1826b800.statahead_max=128
1000

real	0m2.789s
user	0m0.035s
sys	0m1.536s
'statx -l' 1000 files with statahead: 3 sec
statahead total: 94
statahead wrong: 2
agl total: 90
list_total: 25
fname_total: 60
hit_total: 2683
miss_total: 1676
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 6 seconds
llite.lustre-ffff9f7e1826b800.statahead_stats=
statahead total: 94
statahead wrong: 2
agl total: 90
list_total: 25
fname_total: 60
hit_total: 2683
miss_total: 1676
mdc.lustre-MDT0000-mdc-ffff9f7e1826b800.batch_stats=
snapshot_time:            1788878671.073941763 secs.nsecs
start_time:               1788878641.088683215 secs.nsecs
elapsed_time:             29.985258548 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        16  27  27
2:		        10  17  44
4:		         7  12  56
8:		         5   8  65
16:		         4   6  72
32:		         1   1  74
64:		        15  25 100
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