== sanity test 123ab: verify statahead work by using statx ========================================================== 10:37:17 (1789137437)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff93de3be74000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff93de3be74000.batch_stats=0
striped dir -i1 -c2 -H crush  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.50 seconds: 39.98 ops/second
llite.lustre-ffff93de3be74000.statahead_max=0
100

real	0m2.854s
user	0m0.014s
sys	0m0.309s
'statx -l' 100 files without statahead: 3 sec
llite.lustre-ffff93de3be74000.statahead_max=128
llite.lustre-ffff93de3be74000.statahead_max=128
100

real	0m0.879s
user	0m0.006s
sys	0m0.133s
'statx -l' 100 files with statahead: 1 sec
statahead total: 139
statahead wrong: 2
agl total: 134
list_total: 27
fname_total: 102
hit_total: 1451
miss_total: 1393
swrong=2 ewrong=2
 - open/close 839 (time 1789137466.05 total 10.01 last 83.81)
total: 900 open/close in 11.07 seconds: 81.33 ops/second
llite.lustre-ffff93de3be74000.statahead_max=0
1000

real	0m22.783s
user	0m0.098s
sys	0m2.848s
'statx -l' 1000 files without statahead: 23 sec
llite.lustre-ffff93de3be74000.statahead_max=128
llite.lustre-ffff93de3be74000.statahead_max=128
1000

real	0m6.010s
user	0m0.066s
sys	0m1.291s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 140
statahead wrong: 2
agl total: 135
list_total: 28
fname_total: 102
hit_total: 2450
miss_total: 1393
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 24 seconds
llite.lustre-ffff93de3be74000.statahead_stats=
statahead total: 140
statahead wrong: 2
agl total: 135
list_total: 28
fname_total: 102
hit_total: 2450
miss_total: 1393
mdc.lustre-MDT0000-mdc-ffff93de3be74000.batch_stats=
snapshot_time:            1789137534.177095311 secs.nsecs
start_time:               1789137442.124963429 secs.nsecs
elapsed_time:             92.052131882 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5  18  18
2:		         1   3  22
4:		         1   3  25
8:		         4  14  40
16:		         2   7  48
32:		         1   3  51
64:		        13  48 100
mdc.lustre-MDT0001-mdc-ffff93de3be74000.batch_stats=
snapshot_time:            1789137534.177189818 secs.nsecs
start_time:               1789137442.125165932 secs.nsecs
elapsed_time:             92.052023886 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4  17  17
2:		         2   8  26
4:		         3  13  39
8:		         1   4  43
16:		         0   0  43
32:		         5  21  65
64:		         8  34 100
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