== sanity test 123ab: verify statahead work by using statx ========================================================== 08:05:19 (1787141119)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8ebe37860800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8ebe37860800.batch_stats=0
striped dir -i1 -c2 -H crush  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.90 seconds: 34.44 ops/second
llite.lustre-ffff8ebe37860800.statahead_max=0
100

real	0m2.142s
user	0m0.007s
sys	0m0.298s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff8ebe37860800.statahead_max=128
llite.lustre-ffff8ebe37860800.statahead_max=128
100

real	0m0.866s
user	0m0.004s
sys	0m0.188s
'statx -l' 100 files with statahead: 1 sec
statahead total: 103
statahead wrong: 2
agl total: 100
list_total: 26
fname_total: 60
hit_total: 1872
miss_total: 1623
swrong=2 ewrong=2
 - open/close 821 (time 1787141146.35 total 10.01 last 82.04)
total: 900 open/close in 11.09 seconds: 81.15 ops/second
llite.lustre-ffff8ebe37860800.statahead_max=0
1000

real	0m22.139s
user	0m0.067s
sys	0m2.858s
'statx -l' 1000 files without statahead: 22 sec
llite.lustre-ffff8ebe37860800.statahead_max=128
llite.lustre-ffff8ebe37860800.statahead_max=128
1000

real	0m5.895s
user	0m0.066s
sys	0m1.408s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 104
statahead wrong: 2
agl total: 101
list_total: 27
fname_total: 60
hit_total: 2871
miss_total: 1623
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 21 seconds
llite.lustre-ffff8ebe37860800.statahead_stats=
statahead total: 104
statahead wrong: 2
agl total: 101
list_total: 27
fname_total: 60
hit_total: 2871
miss_total: 1623
mdc.lustre-MDT0000-mdc-ffff8ebe37860800.batch_stats=
snapshot_time:            1787141207.926679096 secs.nsecs
start_time:               1787141124.445760363 secs.nsecs
elapsed_time:             83.480918733 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6  20  20
2:		         2   6  26
4:		         2   6  33
8:		         2   6  40
16:		         4  13  53
32:		         3  10  63
64:		        11  36 100
mdc.lustre-MDT0001-mdc-ffff8ebe37860800.batch_stats=
snapshot_time:            1787141207.927145214 secs.nsecs
start_time:               1787141124.445830675 secs.nsecs
elapsed_time:             83.481314539 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5  20  20
2:		         2   8  29
4:		         0   0  29
8:		         3  12  41
16:		         1   4  45
32:		         8  33  79
64:		         5  20 100
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