== sanity test 123ab: verify statahead work by using statx ========================================================== 17:21:59 (1786483319)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9eeff526a800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9eeff526a800.batch_stats=0
striped dir -i1 -c2 -H crush2  /mnt/lustre/d123ab.sanity
total: 100 open/close in 1.24 seconds: 80.81 ops/second
llite.lustre-ffff9eeff526a800.statahead_max=0
100

real	0m1.077s
user	0m0.008s
sys	0m0.303s
'statx -l' 100 files without statahead: 1 sec
llite.lustre-ffff9eeff526a800.statahead_max=128
llite.lustre-ffff9eeff526a800.statahead_max=128
100

real	0m0.472s
user	0m0.005s
sys	0m0.231s
'statx -l' 100 files with statahead: 0 sec
statahead total: 99
statahead wrong: 2
agl total: 96
list_total: 26
fname_total: 69
hit_total: 1906
miss_total: 961
swrong=2 ewrong=2
total: 900 open/close in 3.69 seconds: 243.58 ops/second
llite.lustre-ffff9eeff526a800.statahead_max=0
1000

real	0m10.587s
user	0m0.082s
sys	0m2.861s
'statx -l' 1000 files without statahead: 11 sec
llite.lustre-ffff9eeff526a800.statahead_max=128
llite.lustre-ffff9eeff526a800.statahead_max=128
1000

real	0m3.231s
user	0m0.044s
sys	0m1.832s
'statx -l' 1000 files with statahead: 3 sec
statahead total: 100
statahead wrong: 2
agl total: 97
list_total: 27
fname_total: 69
hit_total: 2905
miss_total: 961
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 8 seconds
llite.lustre-ffff9eeff526a800.statahead_stats=
statahead total: 100
statahead wrong: 2
agl total: 97
list_total: 27
fname_total: 69
hit_total: 2905
miss_total: 961
mdc.lustre-MDT0000-mdc-ffff9eeff526a800.batch_stats=
snapshot_time:            1786483357.432591501 secs.nsecs
start_time:               1786483321.745207128 secs.nsecs
elapsed_time:             35.687384373 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         8  27  27
2:		         1   3  31
4:		         1   3  34
8:		         2   6  41
16:		         3  10  51
32:		         3  10  62
64:		        11  37 100
mdc.lustre-MDT0001-mdc-ffff9eeff526a800.batch_stats=
snapshot_time:            1786483357.432681794 secs.nsecs
start_time:               1786483321.745281067 secs.nsecs
elapsed_time:             35.687400727 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6  25  25
2:		         1   4  29
4:		         2   8  37
8:		         2   8  45
16:		         1   4  50
32:		         5  20  70
64:		         7  29 100
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