== sanity test 123ab: verify statahead work by using statx ========================================================== 08:34:38 (1787574878)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff96f0864c0800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff96f0864c0800.batch_stats=0
striped dir -i1 -c2 -H fnv_1a_64  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.45 seconds: 40.84 ops/second
llite.lustre-ffff96f0864c0800.statahead_max=0
100

real	0m2.428s
user	0m0.017s
sys	0m0.342s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff96f0864c0800.statahead_max=128
llite.lustre-ffff96f0864c0800.statahead_max=128
100

real	0m1.002s
user	0m0.005s
sys	0m0.158s
'statx -l' 100 files with statahead: 1 sec
statahead total: 149
statahead wrong: 2
agl total: 142
list_total: 27
fname_total: 119
hit_total: 1448
miss_total: 1426
swrong=2 ewrong=2
 - open/close 758 (time 1787574906.99 total 10.01 last 75.69)
total: 900 open/close in 11.87 seconds: 75.80 ops/second
llite.lustre-ffff96f0864c0800.statahead_max=0
1000

real	0m21.253s
user	0m0.084s
sys	0m2.664s
'statx -l' 1000 files without statahead: 21 sec
llite.lustre-ffff96f0864c0800.statahead_max=128
llite.lustre-ffff96f0864c0800.statahead_max=128
1000

real	0m6.151s
user	0m0.072s
sys	0m1.296s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 150
statahead wrong: 2
agl total: 143
list_total: 28
fname_total: 119
hit_total: 2447
miss_total: 1426
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 22 seconds
llite.lustre-ffff96f0864c0800.statahead_stats=
statahead total: 150
statahead wrong: 2
agl total: 143
list_total: 28
fname_total: 119
hit_total: 2447
miss_total: 1426
mdc.lustre-MDT0000-mdc-ffff96f0864c0800.batch_stats=
snapshot_time:            1787574970.680982056 secs.nsecs
start_time:               1787574884.122805630 secs.nsecs
elapsed_time:             86.558176426 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4  15  15
2:		         2   7  23
4:		         4  15  38
8:		         1   3  42
16:		         1   3  46
32:		         6  23  69
64:		         8  30 100
mdc.lustre-MDT0001-mdc-ffff96f0864c0800.batch_stats=
snapshot_time:            1787574970.681056589 secs.nsecs
start_time:               1787574884.122982428 secs.nsecs
elapsed_time:             86.558074161 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3  12  12
2:		         2   8  20
4:		         1   4  25
8:		         3  12  37
16:		         1   4  41
32:		         3  12  54
64:		        11  45 100
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