== sanity test 123ab: verify statahead work by using statx ========================================================== 17:37:30 (1786484250)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff92cb934fe800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff92cb934fe800.batch_stats=0
striped dir -i1 -c2 -H crush2  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.85 seconds: 35.08 ops/second
llite.lustre-ffff92cb934fe800.statahead_max=0
100

real	0m2.475s
user	0m0.009s
sys	0m0.335s
'statx -l' 100 files without statahead: 3 sec
llite.lustre-ffff92cb934fe800.statahead_max=128
llite.lustre-ffff92cb934fe800.statahead_max=128
100

real	0m1.119s
user	0m0.010s
sys	0m0.170s
'statx -l' 100 files with statahead: 1 sec
statahead total: 101
statahead wrong: 2
agl total: 99
list_total: 26
fname_total: 75
hit_total: 1890
miss_total: 1007
swrong=2 ewrong=2
 - open/close 678 (time 1786484279.93 total 10.01 last 67.74)
total: 900 open/close in 13.64 seconds: 65.98 ops/second
llite.lustre-ffff92cb934fe800.statahead_max=0
1000

real	0m21.718s
user	0m0.075s
sys	0m3.079s
'statx -l' 1000 files without statahead: 22 sec
llite.lustre-ffff92cb934fe800.statahead_max=128
llite.lustre-ffff92cb934fe800.statahead_max=128
1000

real	0m5.894s
user	0m0.065s
sys	0m1.566s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 102
statahead wrong: 2
agl total: 100
list_total: 27
fname_total: 75
hit_total: 2889
miss_total: 1007
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 18 seconds
llite.lustre-ffff92cb934fe800.statahead_stats=
statahead total: 102
statahead wrong: 2
agl total: 100
list_total: 27
fname_total: 75
hit_total: 2889
miss_total: 1007
mdc.lustre-MDT0000-mdc-ffff92cb934fe800.batch_stats=
snapshot_time:            1786484342.092322934 secs.nsecs
start_time:               1786484255.279286087 secs.nsecs
elapsed_time:             86.813036847 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4  12  12
2:		         7  21  33
4:		         1   3  36
8:		         2   6  42
16:		         2   6  48
32:		         5  15  63
64:		        12  36 100
mdc.lustre-MDT0001-mdc-ffff92cb934fe800.batch_stats=
snapshot_time:            1786484342.092387695 secs.nsecs
start_time:               1786484255.279465463 secs.nsecs
elapsed_time:             86.812922232 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         8  28  28
2:		         3  10  39
4:		         1   3  42
8:		         2   7  50
16:		         1   3  53
32:		         7  25  78
64:		         6  21 100
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