== sanity test 123ab: verify statahead work by using statx ========================================================== 14:57:00 (1790881020)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8a1388273000.batch_stats=0
total: 100 open/close in 0.64 seconds: 155.73 ops/second
llite.lustre-ffff8a1388273000.statahead_max=0
100

real	0m0.538s
user	0m0.004s
sys	0m0.186s
'statx -l' 100 files without statahead: 1 sec
llite.lustre-ffff8a1388273000.statahead_max=128
llite.lustre-ffff8a1388273000.statahead_max=128
100

real	0m0.364s
user	0m0.004s
sys	0m0.160s
'statx -l' 100 files with statahead: 0 sec
statahead total: 52
statahead wrong: 2
agl total: 50
list_total: 20
fname_total: 32
hit_total: 1848
miss_total: 972
swrong=2 ewrong=2
total: 900 open/close in 1.96 seconds: 460.23 ops/second
llite.lustre-ffff8a1388273000.statahead_max=0
1000

real	0m5.636s
user	0m0.038s
sys	0m1.947s
'statx -l' 1000 files without statahead: 5 sec
llite.lustre-ffff8a1388273000.statahead_max=128
llite.lustre-ffff8a1388273000.statahead_max=128
1000

real	0m2.589s
user	0m0.033s
sys	0m1.938s
'statx -l' 1000 files with statahead: 2 sec
statahead total: 53
statahead wrong: 2
agl total: 51
list_total: 21
fname_total: 32
hit_total: 2847
miss_total: 972
swrong=2 ewrong=2
 - open/close 4412 (time 1790881048.88 total 10.00 last 441.18)
total: 9000 open/close in 19.86 seconds: 453.15 ops/second
llite.lustre-ffff8a1388273000.statahead_max=0
10000

real	0m57.185s
user	0m0.435s
sys	0m19.463s
'statx -l' 10000 files without statahead: 57 sec
llite.lustre-ffff8a1388273000.statahead_max=128
llite.lustre-ffff8a1388273000.statahead_max=128
10000

real	0m24.276s
user	0m0.247s
sys	0m19.108s
'statx -l' 10000 files with statahead: 24 sec
statahead total: 54
statahead wrong: 2
agl total: 52
list_total: 22
fname_total: 32
hit_total: 12846
miss_total: 972
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 62 seconds
llite.lustre-ffff8a1388273000.statahead_stats=
statahead total: 54
statahead wrong: 2
agl total: 52
list_total: 22
fname_total: 32
hit_total: 12846
miss_total: 972
mdc.lustre-MDT0000-mdc-ffff8a1388273000.batch_stats=
snapshot_time:            1790881212.317453191 secs.nsecs
start_time:               1790881022.154192910 secs.nsecs
elapsed_time:             190.163260281 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		       333  44  44
2:		        66   8  53
4:		        63   8  61
8:		       111  14  76
16:		        28   3  80
32:		         2   0  80
64:		       147  19 100
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