== sanity test 123ab: verify statahead work by using statx ========================================================== 23:02:59 (1789786979)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff901150a7b800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff901150a7b800.batch_stats=0
striped dir -i1 -c2 -H crush2  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.55 seconds: 39.20 ops/second
llite.lustre-ffff901150a7b800.statahead_max=0
100

real	0m2.156s
user	0m0.013s
sys	0m0.282s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff901150a7b800.statahead_max=128
llite.lustre-ffff901150a7b800.statahead_max=128
100

real	0m0.887s
user	0m0.007s
sys	0m0.159s
'statx -l' 100 files with statahead: 1 sec
statahead total: 130
statahead wrong: 2
agl total: 126
list_total: 26
fname_total: 100
hit_total: 2421
miss_total: 1270
swrong=2 ewrong=2
 - open/close 726 (time 1789787006.17 total 10.01 last 72.55)
total: 900 open/close in 12.39 seconds: 72.64 ops/second
llite.lustre-ffff901150a7b800.statahead_max=0
1000

real	0m22.297s
user	0m0.083s
sys	0m2.636s
'statx -l' 1000 files without statahead: 22 sec
llite.lustre-ffff901150a7b800.statahead_max=128
llite.lustre-ffff901150a7b800.statahead_max=128
1000

real	0m5.644s
user	0m0.059s
sys	0m1.239s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 131
statahead wrong: 2
agl total: 127
list_total: 27
fname_total: 100
hit_total: 3420
miss_total: 1270
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 23 seconds
llite.lustre-ffff901150a7b800.statahead_stats=
statahead total: 131
statahead wrong: 2
agl total: 127
list_total: 27
fname_total: 100
hit_total: 3420
miss_total: 1270
mdc.lustre-MDT0000-mdc-ffff901150a7b800.batch_stats=
snapshot_time:            1789787071.013859878 secs.nsecs
start_time:               1789786984.189123557 secs.nsecs
elapsed_time:             86.824736321 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   4   4
2:		         2   8  13
4:		         2   8  21
8:		         2   8  30
16:		         1   4  34
32:		         2   8  43
64:		        13  56 100
mdc.lustre-MDT0001-mdc-ffff901150a7b800.batch_stats=
snapshot_time:            1789787071.013929794 secs.nsecs
start_time:               1789786984.190085087 secs.nsecs
elapsed_time:             86.823844707 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   4   4
2:		         5  21  26
4:		         4  17  43
8:		         0   0  43
16:		         0   0  43
32:		         9  39  82
64:		         4  17 100
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