== sanity test 123ab: verify statahead work by using statx ========================================================== 11:56:24 (1787846184)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9af707cb0000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9af707cb0000.batch_stats=0
striped dir -i1 -c2 -H fnv_1a_64  /mnt/lustre/d123ab.sanity
total: 100 open/close in 3.08 seconds: 32.44 ops/second
llite.lustre-ffff9af707cb0000.statahead_max=0
100

real	0m2.422s
user	0m0.006s
sys	0m0.297s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff9af707cb0000.statahead_max=128
llite.lustre-ffff9af707cb0000.statahead_max=128
100

real	0m1.160s
user	0m0.014s
sys	0m0.155s
'statx -l' 100 files with statahead: 1 sec
statahead total: 135
statahead wrong: 2
agl total: 131
list_total: 27
fname_total: 88
hit_total: 1658
miss_total: 1758
swrong=2 ewrong=2
total: 900 open/close in 9.56 seconds: 94.09 ops/second
llite.lustre-ffff9af707cb0000.statahead_max=0
1000

real	0m21.038s
user	0m0.088s
sys	0m2.768s
'statx -l' 1000 files without statahead: 21 sec
llite.lustre-ffff9af707cb0000.statahead_max=128
llite.lustre-ffff9af707cb0000.statahead_max=128
1000

real	0m5.980s
user	0m0.060s
sys	0m1.255s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 136
statahead wrong: 2
agl total: 132
list_total: 28
fname_total: 88
hit_total: 2657
miss_total: 1758
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 21 seconds
llite.lustre-ffff9af707cb0000.statahead_stats=
statahead total: 136
statahead wrong: 2
agl total: 132
list_total: 28
fname_total: 88
hit_total: 2657
miss_total: 1758
mdc.lustre-MDT0000-mdc-ffff9af707cb0000.batch_stats=
snapshot_time:            1787846274.119935098 secs.nsecs
start_time:               1787846189.674828099 secs.nsecs
elapsed_time:             84.445106999 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   8   8
2:		         1   4  12
4:		         3  12  24
8:		         4  16  40
16:		         0   0  40
32:		         4  16  56
64:		        11  44 100
mdc.lustre-MDT0001-mdc-ffff9af707cb0000.batch_stats=
snapshot_time:            1787846274.120007157 secs.nsecs
start_time:               1787846189.674992986 secs.nsecs
elapsed_time:             84.445014171 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   8   8
2:		         1   4  12
4:		         1   4  16
8:		         3  12  28
16:		         4  16  44
32:		         6  24  68
64:		         8  32 100
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