== sanity test 123ab: verify statahead work by using statx ========================================================== 23:00:13 (1788922813)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9fc144f5c000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9fc144f5c000.batch_stats=0
striped dir -i1 -c2 -H crush  /mnt/lustre/d123ab.sanity
total: 100 open/close in 3.37 seconds: 29.70 ops/second
llite.lustre-ffff9fc144f5c000.statahead_max=0
100

real	0m3.308s
user	0m0.008s
sys	0m0.308s
'statx -l' 100 files without statahead: 3 sec
llite.lustre-ffff9fc144f5c000.statahead_max=128
llite.lustre-ffff9fc144f5c000.statahead_max=128
100

real	0m0.794s
user	0m0.008s
sys	0m0.137s
'statx -l' 100 files with statahead: 1 sec
statahead total: 128
statahead wrong: 2
agl total: 125
list_total: 26
fname_total: 87
hit_total: 1512
miss_total: 1157
swrong=2 ewrong=2
 - open/close 744 (time 1788922848.34 total 10.02 last 74.26)
total: 900 open/close in 12.59 seconds: 71.47 ops/second
llite.lustre-ffff9fc144f5c000.statahead_max=0
1000

real	0m21.065s
user	0m0.077s
sys	0m2.555s
'statx -l' 1000 files without statahead: 21 sec
llite.lustre-ffff9fc144f5c000.statahead_max=128
llite.lustre-ffff9fc144f5c000.statahead_max=128
1000

real	0m6.983s
user	0m0.065s
sys	0m1.231s
'statx -l' 1000 files with statahead: 7 sec
statahead total: 129
statahead wrong: 2
agl total: 126
list_total: 27
fname_total: 87
hit_total: 2511
miss_total: 1157
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 20 seconds
llite.lustre-ffff9fc144f5c000.statahead_stats=
statahead total: 129
statahead wrong: 2
agl total: 126
list_total: 27
fname_total: 87
hit_total: 2511
miss_total: 1157
mdc.lustre-MDT0000-mdc-ffff9fc144f5c000.batch_stats=
snapshot_time:            1788922912.595853670 secs.nsecs
start_time:               1788922821.882147023 secs.nsecs
elapsed_time:             90.713706647 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   8   8
2:		         1   4  13
4:		         2   8  21
8:		         2   8  30
16:		         2   8  39
32:		         3  13  52
64:		        11  47 100
mdc.lustre-MDT0001-mdc-ffff9fc144f5c000.batch_stats=
snapshot_time:            1788922912.595952614 secs.nsecs
start_time:               1788922821.882288333 secs.nsecs
elapsed_time:             90.713664281 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2  11  11
2:		         0   0  11
4:		         1   5  16
8:		         2  11  27
16:		         1   5  33
32:		         7  38  72
64:		         5  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