== sanity test 123ab: verify statahead work by using statx ========================================================== 22:20:21 (1781230821)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8af01117b000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8af01117b000.batch_stats=0
striped dir -i1 -c2 -H crush2  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.97 seconds: 33.69 ops/second
llite.lustre-ffff8af01117b000.statahead_max=0
100

real	0m2.574s
user	0m0.015s
sys	0m0.322s
'statx -l' 100 files without statahead: 3 sec
llite.lustre-ffff8af01117b000.statahead_max=128
llite.lustre-ffff8af01117b000.statahead_max=128
100

real	0m0.867s
user	0m0.013s
sys	0m0.172s
'statx -l' 100 files with statahead: 1 sec
statahead total: 144
statahead wrong: 2
agl total: 140
list_total: 28
fname_total: 116
hit_total: 1468
miss_total: 1352
swrong=2 ewrong=2
 - open/close 588 (time 1781230849.47 total 10.01 last 58.77)
total: 900 open/close in 15.03 seconds: 59.88 ops/second
llite.lustre-ffff8af01117b000.statahead_max=0
1000

real	0m25.174s
user	0m0.088s
sys	0m3.080s
'statx -l' 1000 files without statahead: 25 sec
llite.lustre-ffff8af01117b000.statahead_max=128
llite.lustre-ffff8af01117b000.statahead_max=128
1000

real	0m6.094s
user	0m0.063s
sys	0m1.391s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 145
statahead wrong: 2
agl total: 141
list_total: 29
fname_total: 116
hit_total: 2467
miss_total: 1352
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 24 seconds
llite.lustre-ffff8af01117b000.statahead_stats=
statahead total: 145
statahead wrong: 2
agl total: 141
list_total: 29
fname_total: 116
hit_total: 2467
miss_total: 1352
mdc.lustre-MDT0000-mdc-ffff8af01117b000.batch_stats=
snapshot_time:            1781230922.994477746 secs.nsecs
start_time:               1781230826.041161855 secs.nsecs
elapsed_time:             96.953315891 secs.nsecs
subreqs per batch   batches   % cum %
1:		        10  28  28
2:		         4  11  40
4:		         2   5  45
8:		         1   2  48
16:		         2   5  54
32:		         5  14  68
64:		        11  31 100
mdc.lustre-MDT0001-mdc-ffff8af01117b000.batch_stats=
snapshot_time:            1781230922.994542224 secs.nsecs
start_time:               1781230826.041316812 secs.nsecs
elapsed_time:             96.953225412 secs.nsecs
subreqs per batch   batches   % cum %
1:		         7  25  25
2:		         1   3  29
4:		         3  11  40
8:		         2   7  48
16:		         1   3  51
32:		         5  18  70
64:		         8  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