== sanity test 123ab: verify statahead work by using statx ========================================================== 09:28:03 (1787318883)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff916af62a8000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff916af62a8000.batch_stats=0
striped dir -i1 -c2 -H crush  /mnt/lustre/d123ab.sanity
total: 100 open/close in 3.33 seconds: 30.03 ops/second
llite.lustre-ffff916af62a8000.statahead_max=0
100

real	0m2.812s
user	0m0.012s
sys	0m0.377s
'statx -l' 100 files without statahead: 3 sec
llite.lustre-ffff916af62a8000.statahead_max=128
llite.lustre-ffff916af62a8000.statahead_max=128
100

real	0m1.030s
user	0m0.014s
sys	0m0.170s
'statx -l' 100 files with statahead: 1 sec
statahead total: 152
statahead wrong: 2
agl total: 148
list_total: 26
fname_total: 126
hit_total: 1852
miss_total: 1470
swrong=2 ewrong=2
 - open/close 647 (time 1787318913.87 total 10.00 last 64.67)
total: 900 open/close in 13.92 seconds: 64.67 ops/second
llite.lustre-ffff916af62a8000.statahead_max=0
1000

real	0m24.362s
user	0m0.087s
sys	0m3.134s
'statx -l' 1000 files without statahead: 25 sec
llite.lustre-ffff916af62a8000.statahead_max=128
llite.lustre-ffff916af62a8000.statahead_max=128
1000

real	0m6.456s
user	0m0.068s
sys	0m1.515s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 153
statahead wrong: 2
agl total: 149
list_total: 27
fname_total: 126
hit_total: 2851
miss_total: 1470
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 26 seconds
llite.lustre-ffff916af62a8000.statahead_stats=
statahead total: 153
statahead wrong: 2
agl total: 149
list_total: 27
fname_total: 126
hit_total: 2851
miss_total: 1470
mdc.lustre-MDT0000-mdc-ffff916af62a8000.batch_stats=
snapshot_time:            1787318987.306721618 secs.nsecs
start_time:               1787318889.179990872 secs.nsecs
elapsed_time:             98.126730746 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4  15  15
2:		         0   0  15
4:		         1   3  19
8:		         4  15  34
16:		         0   0  34
32:		         5  19  53
64:		        12  46 100
mdc.lustre-MDT0001-mdc-ffff916af62a8000.batch_stats=
snapshot_time:            1787318987.306809226 secs.nsecs
start_time:               1787318889.180072687 secs.nsecs
elapsed_time:             98.126736539 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   9   9
2:		         3  14  23
4:		         1   4  28
8:		         0   0  28
16:		         1   4  33
32:		        11  52  85
64:		         3  14 100
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