== sanity test 123ab: verify statahead work by using statx ========================================================== 15:27:34 (1780342054)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff88ebc3851800.batch_stats=0
total: 100 open/close in 1.55 seconds: 64.35 ops/second
llite.lustre-ffff88ebc3851800.statahead_max=0
100

real	0m1.391s
user	0m0.009s
sys	0m0.279s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff88ebc3851800.statahead_max=128
llite.lustre-ffff88ebc3851800.statahead_max=128
100

real	0m0.437s
user	0m0.007s
sys	0m0.142s
'statx -l' 100 files with statahead: 0 sec
statahead total: 104
statahead wrong: 2
agl total: 100
list_total: 26
fname_total: 75
hit_total: 2010
miss_total: 1279
swrong=2 ewrong=2
total: 900 open/close in 7.33 seconds: 122.80 ops/second
llite.lustre-ffff88ebc3851800.statahead_max=0
1000

real	0m13.774s
user	0m0.067s
sys	0m2.595s
'statx -l' 1000 files without statahead: 14 sec
llite.lustre-ffff88ebc3851800.statahead_max=128
llite.lustre-ffff88ebc3851800.statahead_max=128
1000

real	0m3.635s
user	0m0.035s
sys	0m1.367s
'statx -l' 1000 files with statahead: 4 sec
statahead total: 105
statahead wrong: 2
agl total: 101
list_total: 27
fname_total: 75
hit_total: 3009
miss_total: 1279
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 12 seconds
llite.lustre-ffff88ebc3851800.statahead_stats=
statahead total: 105
statahead wrong: 2
agl total: 101
list_total: 27
fname_total: 75
hit_total: 3009
miss_total: 1279
mdc.lustre-MDT0000-mdc-ffff88ebc3851800.batch_stats=
snapshot_time:            1780342107.901785586 secs.nsecs
start_time:               1780342057.144258395 secs.nsecs
elapsed_time:             50.757527191 secs.nsecs
subreqs per batch   batches   % cum %
1:		        18  32  32
2:		         4   7  40
4:		         6  10  50
8:		         5   9  60
16:		         4   7  67
32:		         3   5  72
64:		        15  27 100
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