== sanity test 123ab: verify statahead work by using statx ========================================================== 16:41:26 (1787604086)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8ae4055b8800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8ae4055b8800.batch_stats=0
striped dir -i1 -c2 -H fnv_1a_64  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.94 seconds: 33.98 ops/second
llite.lustre-ffff8ae4055b8800.statahead_max=0
100

real	0m2.477s
user	0m0.011s
sys	0m0.326s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff8ae4055b8800.statahead_max=128
llite.lustre-ffff8ae4055b8800.statahead_max=128
100

real	0m0.935s
user	0m0.007s
sys	0m0.152s
'statx -l' 100 files with statahead: 1 sec
statahead total: 103
statahead wrong: 2
agl total: 98
list_total: 26
fname_total: 77
hit_total: 1584
miss_total: 1453
swrong=2 ewrong=2
 - open/close 807 (time 1787604116.14 total 10.00 last 80.69)
total: 900 open/close in 11.47 seconds: 78.44 ops/second
llite.lustre-ffff8ae4055b8800.statahead_max=0
1000

real	0m19.661s
user	0m0.113s
sys	0m3.147s
'statx -l' 1000 files without statahead: 20 sec
llite.lustre-ffff8ae4055b8800.statahead_max=128
llite.lustre-ffff8ae4055b8800.statahead_max=128
1000

real	0m6.062s
user	0m0.076s
sys	0m1.501s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 104
statahead wrong: 2
agl total: 99
list_total: 27
fname_total: 77
hit_total: 2583
miss_total: 1453
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 21 seconds
llite.lustre-ffff8ae4055b8800.statahead_stats=
statahead total: 104
statahead wrong: 2
agl total: 99
list_total: 27
fname_total: 77
hit_total: 2583
miss_total: 1453
mdc.lustre-MDT0000-mdc-ffff8ae4055b8800.batch_stats=
snapshot_time:            1787604177.033518389 secs.nsecs
start_time:               1787604091.753359668 secs.nsecs
elapsed_time:             85.280158721 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   8   8
2:		         1   4  12
4:		         1   4  16
8:		         7  28  44
16:		         0   0  44
32:		         4  16  60
64:		        10  40 100
mdc.lustre-MDT0001-mdc-ffff8ae4055b8800.batch_stats=
snapshot_time:            1787604177.033585536 secs.nsecs
start_time:               1787604091.753586191 secs.nsecs
elapsed_time:             85.279999345 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3  10  10
2:		         4  14  25
4:		         3  10  35
8:		         2   7  42
16:		         2   7  50
32:		         7  25  75
64:		         7  25 100
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