== sanity test 123ab: verify statahead work by using statx ========================================================== 01:00:59 (1788843659)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff953bd30d4000.batch_stats=0
total: 100 open/close in 2.83 seconds: 35.34 ops/second
llite.lustre-ffff953bd30d4000.statahead_max=0
100

real	0m2.459s
user	0m0.010s
sys	0m0.298s
'statx -l' 100 files without statahead: 3 sec
llite.lustre-ffff953bd30d4000.statahead_max=128
llite.lustre-ffff953bd30d4000.statahead_max=128
100

real	0m0.960s
user	0m0.008s
sys	0m0.127s
'statx -l' 100 files with statahead: 1 sec
statahead total: 118
statahead wrong: 2
agl total: 114
list_total: 26
fname_total: 75
hit_total: 1817
miss_total: 1430
swrong=2 ewrong=2
 - open/close 649 (time 1788843687.84 total 10.02 last 64.78)
total: 900 open/close in 15.14 seconds: 59.44 ops/second
llite.lustre-ffff953bd30d4000.statahead_max=0
1000

real	0m20.792s
user	0m0.086s
sys	0m2.666s
'statx -l' 1000 files without statahead: 21 sec
llite.lustre-ffff953bd30d4000.statahead_max=128
llite.lustre-ffff953bd30d4000.statahead_max=128
1000

real	0m5.920s
user	0m0.054s
sys	0m1.223s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 119
statahead wrong: 2
agl total: 115
list_total: 27
fname_total: 75
hit_total: 2816
miss_total: 1430
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 20 seconds
llite.lustre-ffff953bd30d4000.statahead_stats=
statahead total: 119
statahead wrong: 2
agl total: 115
list_total: 27
fname_total: 75
hit_total: 2816
miss_total: 1430
mdc.lustre-MDT0000-mdc-ffff953bd30d4000.batch_stats=
snapshot_time:            1788843753.170798694 secs.nsecs
start_time:               1788843664.603160445 secs.nsecs
elapsed_time:             88.567638249 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   9   9
2:		         5  11  20
4:		         5  11  31
8:		         8  18  50
16:		         4   9  59
32:		         3   6  65
64:		        15  34 100
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