== sanity test 123ab: verify statahead work by using statx ========================================================== 02:43:19 (1787553799)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff973dc12cb800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff973dc12cb800.batch_stats=0
striped dir -i1 -c2 -H all_char  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.36 seconds: 42.29 ops/second
llite.lustre-ffff973dc12cb800.statahead_max=0
100

real	0m1.995s
user	0m0.006s
sys	0m0.272s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff973dc12cb800.statahead_max=128
llite.lustre-ffff973dc12cb800.statahead_max=128
100

real	0m0.709s
user	0m0.006s
sys	0m0.147s
'statx -l' 100 files with statahead: 1 sec
statahead total: 128
statahead wrong: 2
agl total: 116
list_total: 26
fname_total: 88
hit_total: 1843
miss_total: 1200
swrong=2 ewrong=2
 - open/close 865 (time 1787553823.58 total 10.01 last 86.44)
total: 900 open/close in 10.43 seconds: 86.29 ops/second
llite.lustre-ffff973dc12cb800.statahead_max=0
1000

real	0m19.352s
user	0m0.077s
sys	0m2.626s
'statx -l' 1000 files without statahead: 19 sec
llite.lustre-ffff973dc12cb800.statahead_max=128
llite.lustre-ffff973dc12cb800.statahead_max=128
1000

real	0m5.577s
user	0m0.069s
sys	0m1.253s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 129
statahead wrong: 2
agl total: 117
list_total: 27
fname_total: 88
hit_total: 2842
miss_total: 1200
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 18 seconds
llite.lustre-ffff973dc12cb800.statahead_stats=
statahead total: 129
statahead wrong: 2
agl total: 117
list_total: 27
fname_total: 88
hit_total: 2842
miss_total: 1200
mdc.lustre-MDT0000-mdc-ffff973dc12cb800.batch_stats=
snapshot_time:            1787553877.479843588 secs.nsecs
start_time:               1787553802.965249603 secs.nsecs
elapsed_time:             74.514593985 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   9   9
2:		         1   4  13
4:		         1   4  18
8:		         2   9  27
16:		         2   9  36
32:		         5  22  59
64:		         9  40 100
mdc.lustre-MDT0001-mdc-ffff973dc12cb800.batch_stats=
snapshot_time:            1787553877.479916623 secs.nsecs
start_time:               1787553802.965411226 secs.nsecs
elapsed_time:             74.514505397 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
2:		         2   9   9
4:		         2   9  19
8:		         3  14  33
16:		         0   0  33
32:		         4  19  52
64:		        10  47 100
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