== sanity test 123ab: verify statahead work by using statx ========================================================== 17:38:02 (1781213882)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9790507ff000.batch_stats=0
total: 100 open/close in 5.10 seconds: 19.61 ops/second
llite.lustre-ffff9790507ff000.statahead_max=0
100

real	0m4.517s
user	0m0.005s
sys	0m0.357s
'statx -l' 100 files without statahead: 5 sec
llite.lustre-ffff9790507ff000.statahead_max=128
llite.lustre-ffff9790507ff000.statahead_max=128
100

real	0m1.170s
user	0m0.010s
sys	0m0.108s
'statx -l' 100 files with statahead: 1 sec
statahead total: 148
statahead wrong: 2
agl total: 144
list_total: 26
fname_total: 122
hit_total: 2380
miss_total: 1280
swrong=2 ewrong=2
 - open/close 811 (time 1781213919.14 total 10.00 last 81.08)
total: 900 open/close in 11.34 seconds: 79.39 ops/second
llite.lustre-ffff9790507ff000.statahead_max=0
1000

real	0m21.638s
user	0m0.074s
sys	0m2.818s
'statx -l' 1000 files without statahead: 22 sec
llite.lustre-ffff9790507ff000.statahead_max=128
llite.lustre-ffff9790507ff000.statahead_max=128
1000

real	0m7.599s
user	0m0.058s
sys	0m1.199s
'statx -l' 1000 files with statahead: 7 sec
statahead total: 149
statahead wrong: 2
agl total: 145
list_total: 27
fname_total: 122
hit_total: 3379
miss_total: 1280
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 21 seconds
llite.lustre-ffff9790507ff000.statahead_stats=
statahead total: 149
statahead wrong: 2
agl total: 145
list_total: 27
fname_total: 122
hit_total: 3379
miss_total: 1280
mdc.lustre-MDT0000-mdc-ffff9790507ff000.batch_stats=
snapshot_time:            1781213986.410088532 secs.nsecs
start_time:               1781213888.067169692 secs.nsecs
elapsed_time:             98.342918840 secs.nsecs
subreqs per batch   batches   % cum %
1:		        11  21  21
2:		         9  17  38
4:		         1   1  40
8:		         8  15  55
16:		         5   9  65
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