== sanity test 123ab: verify statahead work by using statx ========================================================== 03:10:58 (1790925058)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8edb02882000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8edb02882000.batch_stats=0
striped dir -i1 -c2 -H fnv_1a_64  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.33 seconds: 42.92 ops/second
llite.lustre-ffff8edb02882000.statahead_max=0
100

real	0m2.061s
user	0m0.013s
sys	0m0.272s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff8edb02882000.statahead_max=128
llite.lustre-ffff8edb02882000.statahead_max=128
100

real	0m0.585s
user	0m0.007s
sys	0m0.156s
'statx -l' 100 files with statahead: 1 sec
statahead total: 109
statahead wrong: 2
agl total: 106
list_total: 26
fname_total: 76
hit_total: 1801
miss_total: 1619
swrong=2 ewrong=2
 - open/close 830 (time 1790925083.04 total 10.01 last 82.94)
total: 900 open/close in 11.01 seconds: 81.77 ops/second
llite.lustre-ffff8edb02882000.statahead_max=0
1000

real	0m21.281s
user	0m0.086s
sys	0m2.574s
'statx -l' 1000 files without statahead: 21 sec
llite.lustre-ffff8edb02882000.statahead_max=128
llite.lustre-ffff8edb02882000.statahead_max=128
1000

real	0m4.544s
user	0m0.068s
sys	0m1.340s
'statx -l' 1000 files with statahead: 5 sec
statahead total: 110
statahead wrong: 2
agl total: 107
list_total: 27
fname_total: 76
hit_total: 2800
miss_total: 1619
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 19 seconds
llite.lustre-ffff8edb02882000.statahead_stats=
statahead total: 110
statahead wrong: 2
agl total: 107
list_total: 27
fname_total: 76
hit_total: 2800
miss_total: 1619
mdc.lustre-MDT0000-mdc-ffff8edb02882000.batch_stats=
snapshot_time:            1790925139.165265133 secs.nsecs
start_time:               1790925062.355196250 secs.nsecs
elapsed_time:             76.810068883 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   8   8
2:		         0   0   8
4:		         2   8  17
8:		         3  13  30
16:		         1   4  34
32:		         5  21  56
64:		        10  43 100
mdc.lustre-MDT0001-mdc-ffff8edb02882000.batch_stats=
snapshot_time:            1790925139.165332518 secs.nsecs
start_time:               1790925062.355313015 secs.nsecs
elapsed_time:             76.810019503 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3  12  12
2:		         1   4  16
4:		         3  12  28
8:		         2   8  36
16:		         1   4  40
32:		         7  28  68
64:		         8  32 100
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