== sanity test 123ab: verify statahead work by using statx ========================================================== 23:30:42 (1789443042)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff95c820172800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff95c820172800.batch_stats=0
striped dir -i1 -c2 -H crush  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.66 seconds: 37.63 ops/second
llite.lustre-ffff95c820172800.statahead_max=0
100

real	0m2.235s
user	0m0.005s
sys	0m0.280s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff95c820172800.statahead_max=128
llite.lustre-ffff95c820172800.statahead_max=128
100

real	0m0.739s
user	0m0.010s
sys	0m0.144s
'statx -l' 100 files with statahead: 1 sec
statahead total: 143
statahead wrong: 2
agl total: 139
list_total: 39
fname_total: 104
hit_total: 1544
miss_total: 1288
swrong=2 ewrong=2
 - open/close 806 (time 1789443069.88 total 10.00 last 80.57)
total: 900 open/close in 11.19 seconds: 80.43 ops/second
llite.lustre-ffff95c820172800.statahead_max=0
1000

real	0m22.067s
user	0m0.067s
sys	0m2.712s
'statx -l' 1000 files without statahead: 22 sec
llite.lustre-ffff95c820172800.statahead_max=128
llite.lustre-ffff95c820172800.statahead_max=128
1000

real	0m5.291s
user	0m0.064s
sys	0m1.276s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 144
statahead wrong: 2
agl total: 140
list_total: 40
fname_total: 104
hit_total: 2543
miss_total: 1288
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 20 seconds
llite.lustre-ffff95c820172800.statahead_stats=
statahead total: 144
statahead wrong: 2
agl total: 140
list_total: 40
fname_total: 104
hit_total: 2543
miss_total: 1288
mdc.lustre-MDT0000-mdc-ffff95c820172800.batch_stats=
snapshot_time:            1789443129.871046944 secs.nsecs
start_time:               1789443047.954095852 secs.nsecs
elapsed_time:             81.916951092 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5  17  17
2:		         1   3  21
4:		         2   7  28
8:		         2   7  35
16:		         1   3  39
32:		         6  21  60
64:		        11  39 100
mdc.lustre-MDT0001-mdc-ffff95c820172800.batch_stats=
snapshot_time:            1789443129.871120575 secs.nsecs
start_time:               1789443047.954329037 secs.nsecs
elapsed_time:             81.916791538 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4  17  17
2:		         0   0  17
4:		         2   8  26
8:		         2   8  34
16:		         2   8  43
32:		         6  26  69
64:		         7  30 100
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