== sanity test 123ab: verify statahead work by using statx ========================================================== 11:46:11 (1786981571)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8baa43fe0800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8baa43fe0800.batch_stats=0
striped dir -i1 -c2 -H fnv_1a_64  /mnt/lustre/d123ab.sanity
total: 100 open/close in 3.36 seconds: 29.76 ops/second
llite.lustre-ffff8baa43fe0800.statahead_max=0
100

real	0m2.920s
user	0m0.014s
sys	0m0.335s
'statx -l' 100 files without statahead: 3 sec
llite.lustre-ffff8baa43fe0800.statahead_max=128
llite.lustre-ffff8baa43fe0800.statahead_max=128
100

real	0m0.695s
user	0m0.013s
sys	0m0.178s
'statx -l' 100 files with statahead: 1 sec
statahead total: 113
statahead wrong: 2
agl total: 109
list_total: 26
fname_total: 87
hit_total: 1377
miss_total: 1643
swrong=2 ewrong=2
 - open/close 547 (time 1786981601.44 total 10.00 last 54.69)
total: 900 open/close in 14.96 seconds: 60.14 ops/second
llite.lustre-ffff8baa43fe0800.statahead_max=0
1000

real	0m25.144s
user	0m0.078s
sys	0m3.102s
'statx -l' 1000 files without statahead: 25 sec
llite.lustre-ffff8baa43fe0800.statahead_max=128
llite.lustre-ffff8baa43fe0800.statahead_max=128
1000

real	0m6.761s
user	0m0.070s
sys	0m1.502s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 114
statahead wrong: 2
agl total: 110
list_total: 27
fname_total: 87
hit_total: 2376
miss_total: 1643
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 24 seconds
llite.lustre-ffff8baa43fe0800.statahead_stats=
statahead total: 114
statahead wrong: 2
agl total: 110
list_total: 27
fname_total: 87
hit_total: 2376
miss_total: 1643
mdc.lustre-MDT0000-mdc-ffff8baa43fe0800.batch_stats=
snapshot_time:            1786981675.237685659 secs.nsecs
start_time:               1786981576.691872406 secs.nsecs
elapsed_time:             98.545813253 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4  15  15
2:		         1   3  19
4:		         4  15  34
8:		         1   3  38
16:		         3  11  50
32:		         3  11  61
64:		        10  38 100
mdc.lustre-MDT0001-mdc-ffff8baa43fe0800.batch_stats=
snapshot_time:            1786981675.237756974 secs.nsecs
start_time:               1786981576.691959898 secs.nsecs
elapsed_time:             98.545797076 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3  12  12
2:		         1   4  16
4:		         3  12  28
8:		         3  12  40
16:		         0   0  40
32:		         5  20  60
64:		        10  40 100
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