== sanity test 123ab: verify statahead work by using statx ========================================================== 16:36:50 (1781210210)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8db8896f3000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8db8896f3000.batch_stats=0
striped dir -i1 -c2 -H crush2  /mnt/lustre/d123ab.sanity
total: 100 open/close in 1.35 seconds: 74.16 ops/second
llite.lustre-ffff8db8896f3000.statahead_max=0
100

real	0m1.299s
user	0m0.011s
sys	0m0.314s
'statx -l' 100 files without statahead: 1 sec
llite.lustre-ffff8db8896f3000.statahead_max=128
llite.lustre-ffff8db8896f3000.statahead_max=128
100

real	0m0.460s
user	0m0.007s
sys	0m0.180s
'statx -l' 100 files with statahead: 0 sec
statahead total: 85
statahead wrong: 2
agl total: 83
list_total: 25
fname_total: 60
hit_total: 1442
miss_total: 1342
swrong=2 ewrong=2
total: 900 open/close in 6.15 seconds: 146.35 ops/second
llite.lustre-ffff8db8896f3000.statahead_max=0
1000

real	0m15.280s
user	0m0.073s
sys	0m3.008s
'statx -l' 1000 files without statahead: 16 sec
llite.lustre-ffff8db8896f3000.statahead_max=128
llite.lustre-ffff8db8896f3000.statahead_max=128
1000

real	0m3.568s
user	0m0.057s
sys	0m1.800s
'statx -l' 1000 files with statahead: 3 sec
statahead total: 86
statahead wrong: 2
agl total: 84
list_total: 26
fname_total: 60
hit_total: 2441
miss_total: 1342
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 13 seconds
llite.lustre-ffff8db8896f3000.statahead_stats=
statahead total: 86
statahead wrong: 2
agl total: 84
list_total: 26
fname_total: 60
hit_total: 2441
miss_total: 1342
mdc.lustre-MDT0000-mdc-ffff8db8896f3000.batch_stats=
snapshot_time:            1781210263.132223476 secs.nsecs
start_time:               1781210212.585646236 secs.nsecs
elapsed_time:             50.546577240 secs.nsecs
subreqs per batch   batches   % cum %
1:		        12  37  37
2:		         0   0  37
4:		         1   3  40
8:		         3   9  50
16:		         2   6  56
32:		         2   6  62
64:		        12  37 100
mdc.lustre-MDT0001-mdc-ffff8db8896f3000.batch_stats=
snapshot_time:            1781210263.132311979 secs.nsecs
start_time:               1781210212.585735580 secs.nsecs
elapsed_time:             50.546576399 secs.nsecs
subreqs per batch   batches   % cum %
1:		        11  39  39
2:		         0   0  39
4:		         2   7  46
8:		         1   3  50
16:		         1   3  53
32:		         7  25  78
64:		         6  21 100
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