== sanity test 123ab: verify statahead work by using statx ========================================================== 23:20:53 (1787368853)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8f756131f000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8f756131f000.batch_stats=0
striped dir -i1 -c2 -H crush2  /mnt/lustre/d123ab.sanity
total: 100 open/close in 3.28 seconds: 30.52 ops/second
llite.lustre-ffff8f756131f000.statahead_max=0
100

real	0m3.128s
user	0m0.010s
sys	0m0.333s
'statx -l' 100 files without statahead: 3 sec
llite.lustre-ffff8f756131f000.statahead_max=128
llite.lustre-ffff8f756131f000.statahead_max=128
100

real	0m0.950s
user	0m0.006s
sys	0m0.146s
'statx -l' 100 files with statahead: 1 sec
statahead total: 131
statahead wrong: 2
agl total: 127
list_total: 27
fname_total: 85
hit_total: 1656
miss_total: 1619
swrong=2 ewrong=2
 - open/close 662 (time 1787368882.51 total 10.01 last 66.13)
total: 900 open/close in 13.91 seconds: 64.68 ops/second
llite.lustre-ffff8f756131f000.statahead_max=0
1000

real	0m24.128s
user	0m0.097s
sys	0m2.822s
'statx -l' 1000 files without statahead: 24 sec
llite.lustre-ffff8f756131f000.statahead_max=128
llite.lustre-ffff8f756131f000.statahead_max=128
1000

real	0m5.592s
user	0m0.071s
sys	0m1.366s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 132
statahead wrong: 2
agl total: 128
list_total: 28
fname_total: 85
hit_total: 2655
miss_total: 1619
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 22 seconds
llite.lustre-ffff8f756131f000.statahead_stats=
statahead total: 132
statahead wrong: 2
agl total: 128
list_total: 28
fname_total: 85
hit_total: 2655
miss_total: 1619
mdc.lustre-MDT0000-mdc-ffff8f756131f000.batch_stats=
snapshot_time:            1787368950.514707241 secs.nsecs
start_time:               1787368858.306258454 secs.nsecs
elapsed_time:             92.208448787 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   4   4
2:		         0   0   4
4:		         4  17  21
8:		         3  13  34
16:		         1   4  39
32:		         2   8  47
64:		        12  52 100
mdc.lustre-MDT0001-mdc-ffff8f756131f000.batch_stats=
snapshot_time:            1787368950.514766936 secs.nsecs
start_time:               1787368858.306367441 secs.nsecs
elapsed_time:             92.208399495 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4  17  17
2:		         1   4  21
4:		         3  13  34
8:		         1   4  39
16:		         1   4  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