== sanity test 123ab: verify statahead work by using statx ========================================================== 02:12:53 (1789020773)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff91ff0964e000.batch_stats=0
total: 100 open/close in 2.40 seconds: 41.70 ops/second
llite.lustre-ffff91ff0964e000.statahead_max=0
100

real	0m1.997s
user	0m0.005s
sys	0m0.284s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff91ff0964e000.statahead_max=128
llite.lustre-ffff91ff0964e000.statahead_max=128
100

real	0m0.715s
user	0m0.008s
sys	0m0.138s
'statx -l' 100 files with statahead: 1 sec
statahead total: 95
statahead wrong: 2
agl total: 92
list_total: 26
fname_total: 69
hit_total: 2247
miss_total: 1283
swrong=2 ewrong=2
 - open/close 778 (time 1789020798.70 total 10.00 last 77.79)
total: 900 open/close in 11.73 seconds: 76.74 ops/second
llite.lustre-ffff91ff0964e000.statahead_max=0
1000

real	0m21.392s
user	0m0.072s
sys	0m2.508s
'statx -l' 1000 files without statahead: 22 sec
llite.lustre-ffff91ff0964e000.statahead_max=128
llite.lustre-ffff91ff0964e000.statahead_max=128
1000

real	0m6.311s
user	0m0.054s
sys	0m1.143s
'statx -l' 1000 files with statahead: 7 sec
statahead total: 96
statahead wrong: 2
agl total: 93
list_total: 27
fname_total: 69
hit_total: 3246
miss_total: 1283
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 25 seconds
llite.lustre-ffff91ff0964e000.statahead_stats=
statahead total: 96
statahead wrong: 2
agl total: 93
list_total: 27
fname_total: 69
hit_total: 3246
miss_total: 1283
mdc.lustre-MDT0000-mdc-ffff91ff0964e000.batch_stats=
snapshot_time:            1789020863.981066046 secs.nsecs
start_time:               1789020777.411513029 secs.nsecs
elapsed_time:             86.569553017 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7  18  18
2:		         2   5  24
4:		         0   0  24
8:		         8  21  45
16:		         2   5  51
32:		         3   8  59
64:		        15  40 100
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