== sanity test 123ab: verify statahead work by using statx ========================================================== 01:46:15 (1784699175)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8b8d47221800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8b8d47221800.batch_stats=0
striped dir -i1 -c2 -H crush  /mnt/lustre/d123ab.sanity
total: 100 open/close in 1.41 seconds: 71.07 ops/second
llite.lustre-ffff8b8d47221800.statahead_max=0
100

real	0m1.289s
user	0m0.009s
sys	0m0.306s
'statx -l' 100 files without statahead: 1 sec
llite.lustre-ffff8b8d47221800.statahead_max=128
llite.lustre-ffff8b8d47221800.statahead_max=128
100

real	0m0.480s
user	0m0.006s
sys	0m0.247s
'statx -l' 100 files with statahead: 0 sec
statahead total: 105
statahead wrong: 2
agl total: 103
list_total: 27
fname_total: 66
hit_total: 1606
miss_total: 1708
swrong=2 ewrong=2
total: 900 open/close in 5.58 seconds: 161.33 ops/second
llite.lustre-ffff8b8d47221800.statahead_max=0
1000

real	0m12.931s
user	0m0.077s
sys	0m2.942s
'statx -l' 1000 files without statahead: 13 sec
llite.lustre-ffff8b8d47221800.statahead_max=128
llite.lustre-ffff8b8d47221800.statahead_max=128
1000

real	0m3.615s
user	0m0.057s
sys	0m1.832s
'statx -l' 1000 files with statahead: 4 sec
statahead total: 106
statahead wrong: 2
agl total: 104
list_total: 28
fname_total: 66
hit_total: 2605
miss_total: 1708
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 9 seconds
llite.lustre-ffff8b8d47221800.statahead_stats=
statahead total: 106
statahead wrong: 2
agl total: 104
list_total: 28
fname_total: 66
hit_total: 2605
miss_total: 1708
mdc.lustre-MDT0000-mdc-ffff8b8d47221800.batch_stats=
snapshot_time:            1784699219.316948621 secs.nsecs
start_time:               1784699177.459762656 secs.nsecs
elapsed_time:             41.857185965 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        11  34  34
2:		         2   6  40
4:		         0   0  40
8:		         3   9  50
16:		         2   6  56
32:		         1   3  59
64:		        13  40 100
mdc.lustre-MDT0001-mdc-ffff8b8d47221800.batch_stats=
snapshot_time:            1784699219.317013936 secs.nsecs
start_time:               1784699177.459856143 secs.nsecs
elapsed_time:             41.857157793 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         9  36  36
2:		         1   4  40
4:		         2   8  48
8:		         0   0  48
16:		         0   0  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