== sanity test 123ab: verify statahead work by using statx ========================================================== 20:26:14 (1788740774)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8dc126930800.batch_stats=0
total: 100 open/close in 2.06 seconds: 48.61 ops/second
llite.lustre-ffff8dc126930800.statahead_max=0
100

real	0m1.965s
user	0m0.015s
sys	0m0.275s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff8dc126930800.statahead_max=128
llite.lustre-ffff8dc126930800.statahead_max=128
100

real	0m0.639s
user	0m0.005s
sys	0m0.149s
'statx -l' 100 files with statahead: 1 sec
statahead total: 126
statahead wrong: 2
agl total: 122
list_total: 26
fname_total: 76
hit_total: 1672
miss_total: 1407
swrong=2 ewrong=2
 - open/close 851 (time 1788740797.29 total 10.01 last 85.02)
total: 900 open/close in 10.63 seconds: 84.66 ops/second
llite.lustre-ffff8dc126930800.statahead_max=0
1000

real	0m18.541s
user	0m0.059s
sys	0m2.502s
'statx -l' 1000 files without statahead: 18 sec
llite.lustre-ffff8dc126930800.statahead_max=128
llite.lustre-ffff8dc126930800.statahead_max=128
1000

real	0m5.447s
user	0m0.058s
sys	0m1.213s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 127
statahead wrong: 2
agl total: 123
list_total: 27
fname_total: 76
hit_total: 2671
miss_total: 1407
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 20 seconds
llite.lustre-ffff8dc126930800.statahead_stats=
statahead total: 127
statahead wrong: 2
agl total: 123
list_total: 27
fname_total: 76
hit_total: 2671
miss_total: 1407
mdc.lustre-MDT0000-mdc-ffff8dc126930800.batch_stats=
snapshot_time:            1788740852.555986101 secs.nsecs
start_time:               1788740777.724236302 secs.nsecs
elapsed_time:             74.831749799 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5  14  14
2:		         2   5  20
4:		         3   8  29
8:		         4  11  41
16:		         3   8  50
32:		         1   2  52
64:		        16  47 100
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