== sanity test 123ab: verify statahead work by using statx ========================================================== 16:57:39 (1786568259)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8cdd92a8a800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8cdd92a8a800.batch_stats=0
striped dir -i1 -c2 -H crush2  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.78 seconds: 35.92 ops/second
llite.lustre-ffff8cdd92a8a800.statahead_max=0
100

real	0m2.598s
user	0m0.012s
sys	0m0.327s
'statx -l' 100 files without statahead: 3 sec
llite.lustre-ffff8cdd92a8a800.statahead_max=128
llite.lustre-ffff8cdd92a8a800.statahead_max=128
100

real	0m0.910s
user	0m0.009s
sys	0m0.173s
'statx -l' 100 files with statahead: 1 sec
statahead total: 97
statahead wrong: 2
agl total: 95
list_total: 26
fname_total: 71
hit_total: 1796
miss_total: 1594
swrong=2 ewrong=2
 - open/close 717 (time 1786568287.77 total 10.01 last 71.66)
total: 900 open/close in 12.57 seconds: 71.59 ops/second
llite.lustre-ffff8cdd92a8a800.statahead_max=0
1000

real	0m20.525s
user	0m0.081s
sys	0m3.045s
'statx -l' 1000 files without statahead: 20 sec
llite.lustre-ffff8cdd92a8a800.statahead_max=128
llite.lustre-ffff8cdd92a8a800.statahead_max=128
1000

real	0m4.007s
user	0m0.061s
sys	0m1.330s
'statx -l' 1000 files with statahead: 4 sec
statahead total: 98
statahead wrong: 2
agl total: 96
list_total: 27
fname_total: 71
hit_total: 2795
miss_total: 1594
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 18 seconds
llite.lustre-ffff8cdd92a8a800.statahead_stats=
statahead total: 98
statahead wrong: 2
agl total: 96
list_total: 27
fname_total: 71
hit_total: 2795
miss_total: 1594
mdc.lustre-MDT0000-mdc-ffff8cdd92a8a800.batch_stats=
snapshot_time:            1786568344.056640736 secs.nsecs
start_time:               1786568264.031096837 secs.nsecs
elapsed_time:             80.025543899 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5  18  18
2:		         2   7  25
4:		         2   7  33
8:		         1   3  37
16:		         1   3  40
32:		         6  22  62
64:		        10  37 100
mdc.lustre-MDT0001-mdc-ffff8cdd92a8a800.batch_stats=
snapshot_time:            1786568344.056978466 secs.nsecs
start_time:               1786568264.031294429 secs.nsecs
elapsed_time:             80.025684037 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6  24  24
2:		         0   0  24
4:		         1   4  28
8:		         4  16  44
16:		         1   4  48
32:		         6  24  72
64:		         7  28 100
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