== sanity test 123ab: verify statahead work by using statx ========================================================== 12:48:15 (1786466895)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff89a42f030000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff89a42f030000.batch_stats=0
striped dir -i1 -c2 -H all_char  /mnt/lustre/d123ab.sanity
total: 100 open/close in 1.77 seconds: 56.38 ops/second
llite.lustre-ffff89a42f030000.statahead_max=0
100

real	0m1.583s
user	0m0.015s
sys	0m0.280s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff89a42f030000.statahead_max=128
llite.lustre-ffff89a42f030000.statahead_max=128
100

real	0m0.511s
user	0m0.007s
sys	0m0.141s
'statx -l' 100 files with statahead: 0 sec
statahead total: 94
statahead wrong: 2
agl total: 92
list_total: 26
fname_total: 68
hit_total: 1917
miss_total: 1470
swrong=2 ewrong=2
total: 900 open/close in 7.15 seconds: 125.85 ops/second
llite.lustre-ffff89a42f030000.statahead_max=0
1000

real	0m15.383s
user	0m0.068s
sys	0m2.770s
'statx -l' 1000 files without statahead: 16 sec
llite.lustre-ffff89a42f030000.statahead_max=128
llite.lustre-ffff89a42f030000.statahead_max=128
1000

real	0m3.763s
user	0m0.053s
sys	0m1.471s
'statx -l' 1000 files with statahead: 4 sec
statahead total: 95
statahead wrong: 2
agl total: 93
list_total: 27
fname_total: 68
hit_total: 2916
miss_total: 1470
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 12 seconds
llite.lustre-ffff89a42f030000.statahead_stats=
statahead total: 95
statahead wrong: 2
agl total: 93
list_total: 27
fname_total: 68
hit_total: 2916
miss_total: 1470
mdc.lustre-MDT0000-mdc-ffff89a42f030000.batch_stats=
snapshot_time:            1786466952.147742734 secs.nsecs
start_time:               1786466898.341655337 secs.nsecs
elapsed_time:             53.806087397 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4  16  16
2:		         1   4  20
4:		         3  12  32
8:		         1   4  36
16:		         2   8  44
32:		         3  12  56
64:		        11  44 100
mdc.lustre-MDT0001-mdc-ffff89a42f030000.batch_stats=
snapshot_time:            1786466952.147984990 secs.nsecs
start_time:               1786466898.341758822 secs.nsecs
elapsed_time:             53.806226168 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7  25  25
2:		         0   0  25
4:		         1   3  29
8:		         4  14  44
16:		         1   3  48
32:		         5  18  66
64:		         9  33 100
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