== sanity test 123ab: verify statahead work by using statx ========================================================== 15:15:40 (1779995740)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9551c8cf0000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9551c8cf0000.batch_stats=0
striped dir -i1 -c2 -H fnv_1a_64  /mnt/lustre/d123ab.sanity
total: 100 open/close in 1.79 seconds: 55.97 ops/second
llite.lustre-ffff9551c8cf0000.statahead_max=0
100

real	0m1.783s
user	0m0.006s
sys	0m0.300s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff9551c8cf0000.statahead_max=128
llite.lustre-ffff9551c8cf0000.statahead_max=128
100

real	0m0.835s
user	0m0.006s
sys	0m0.193s
'statx -l' 100 files with statahead: 1 sec
statahead total: 118
statahead wrong: 2
agl total: 115
list_total: 27
fname_total: 91
hit_total: 2370
miss_total: 1271
swrong=2 ewrong=2
 - open/close 874 (time 1779995765.42 total 10.01 last 87.30)
total: 900 open/close in 10.25 seconds: 87.81 ops/second
llite.lustre-ffff9551c8cf0000.statahead_max=0
1000

real	0m19.990s
user	0m0.078s
sys	0m2.882s
'statx -l' 1000 files without statahead: 20 sec
llite.lustre-ffff9551c8cf0000.statahead_max=128
llite.lustre-ffff9551c8cf0000.statahead_max=128
1000

real	0m7.414s
user	0m0.086s
sys	0m1.594s
'statx -l' 1000 files with statahead: 7 sec
statahead total: 119
statahead wrong: 2
agl total: 116
list_total: 28
fname_total: 91
hit_total: 3369
miss_total: 1271
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 19 seconds
llite.lustre-ffff9551c8cf0000.statahead_stats=
statahead total: 119
statahead wrong: 2
agl total: 116
list_total: 28
fname_total: 91
hit_total: 3369
miss_total: 1271
mdc.lustre-MDT0000-mdc-ffff9551c8cf0000.batch_stats=
snapshot_time:            1779995827.377762689 secs.nsecs
start_time:               1779995744.469386732 secs.nsecs
elapsed_time:             82.908375957 secs.nsecs
subreqs per batch   batches   % cum %
1:		         8  24  24
2:		         4  12  36
4:		         3   9  45
8:		         2   6  51
16:		         1   3  54
32:		         6  18  72
64:		         9  27 100
mdc.lustre-MDT0001-mdc-ffff9551c8cf0000.batch_stats=
snapshot_time:            1779995827.377824575 secs.nsecs
start_time:               1779995744.469578210 secs.nsecs
elapsed_time:             82.908246365 secs.nsecs
subreqs per batch   batches   % cum %
1:		        14  37  37
2:		         5  13  51
4:		         0   0  51
8:		         3   8  59
16:		         0   0  59
32:		         4  10  70
64:		        11  29 100
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