== sanity test 123ab: verify statahead work by using statx ========================================================== 10:04:18 (1788530658)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8be9c5ebb800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8be9c5ebb800.batch_stats=0
striped dir -i1 -c2 -H all_char  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.35 seconds: 42.51 ops/second
llite.lustre-ffff8be9c5ebb800.statahead_max=0
100

real	0m2.349s
user	0m0.010s
sys	0m0.300s
'statx -l' 100 files without statahead: 3 sec
llite.lustre-ffff8be9c5ebb800.statahead_max=128
llite.lustre-ffff8be9c5ebb800.statahead_max=128
100

real	0m0.718s
user	0m0.007s
sys	0m0.142s
'statx -l' 100 files with statahead: 1 sec
statahead total: 112
statahead wrong: 2
agl total: 108
list_total: 26
fname_total: 84
hit_total: 1955
miss_total: 1271
swrong=2 ewrong=2
 - open/close 791 (time 1788530684.52 total 10.00 last 79.08)
total: 900 open/close in 11.49 seconds: 78.31 ops/second
llite.lustre-ffff8be9c5ebb800.statahead_max=0
1000

real	0m21.921s
user	0m0.088s
sys	0m2.697s
'statx -l' 1000 files without statahead: 22 sec
llite.lustre-ffff8be9c5ebb800.statahead_max=128
llite.lustre-ffff8be9c5ebb800.statahead_max=128
1000

real	0m5.170s
user	0m0.072s
sys	0m1.362s
'statx -l' 1000 files with statahead: 5 sec
statahead total: 113
statahead wrong: 2
agl total: 109
list_total: 27
fname_total: 84
hit_total: 2954
miss_total: 1271
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 19 seconds
llite.lustre-ffff8be9c5ebb800.statahead_stats=
statahead total: 113
statahead wrong: 2
agl total: 109
list_total: 27
fname_total: 84
hit_total: 2954
miss_total: 1271
mdc.lustre-MDT0000-mdc-ffff8be9c5ebb800.batch_stats=
snapshot_time:            1788530744.718424965 secs.nsecs
start_time:               1788530663.096506373 secs.nsecs
elapsed_time:             81.621918592 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   8   8
2:		         2   8  16
4:		         2   8  24
8:		         4  16  40
16:		         0   0  40
32:		         6  24  64
64:		         9  36 100
mdc.lustre-MDT0001-mdc-ffff8be9c5ebb800.batch_stats=
snapshot_time:            1788530744.718488222 secs.nsecs
start_time:               1788530663.096589710 secs.nsecs
elapsed_time:             81.621898512 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7  25  25
2:		         1   3  28
4:		         2   7  35
8:		         2   7  42
16:		         1   3  46
32:		         4  14  60
64:		        11  39 100
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