== sanity test 123ab: verify statahead work by using statx ========================================================== 16:55:19 (1788468919)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff88b604da6000.batch_stats=0
total: 100 open/close in 2.58 seconds: 38.76 ops/second
llite.lustre-ffff88b604da6000.statahead_max=0
100

real	0m1.898s
user	0m0.011s
sys	0m0.254s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff88b604da6000.statahead_max=128
llite.lustre-ffff88b604da6000.statahead_max=128
100

real	0m0.743s
user	0m0.005s
sys	0m0.152s
'statx -l' 100 files with statahead: 1 sec
statahead total: 121
statahead wrong: 2
agl total: 117
list_total: 26
fname_total: 76
hit_total: 1694
miss_total: 1184
swrong=2 ewrong=2
 - open/close 762 (time 1788468944.14 total 10.01 last 76.14)
total: 900 open/close in 11.95 seconds: 75.29 ops/second
llite.lustre-ffff88b604da6000.statahead_max=0
1000

real	0m24.940s
user	0m0.091s
sys	0m2.647s
'statx -l' 1000 files without statahead: 25 sec
llite.lustre-ffff88b604da6000.statahead_max=128
llite.lustre-ffff88b604da6000.statahead_max=128
1000

real	0m6.279s
user	0m0.057s
sys	0m1.230s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 122
statahead wrong: 2
agl total: 118
list_total: 27
fname_total: 76
hit_total: 2693
miss_total: 1184
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 24 seconds
llite.lustre-ffff88b604da6000.statahead_stats=
statahead total: 122
statahead wrong: 2
agl total: 118
list_total: 27
fname_total: 76
hit_total: 2693
miss_total: 1184
mdc.lustre-MDT0000-mdc-ffff88b604da6000.batch_stats=
snapshot_time:            1788469014.343544641 secs.nsecs
start_time:               1788468922.799306291 secs.nsecs
elapsed_time:             91.544238350 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        19  35  35
2:		         3   5  41
4:		         4   7  49
8:		         6  11  60
16:		         3   5  66
32:		         3   5  71
64:		        15  28 100
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