== sanity test 123ab: verify statahead work by using statx ========================================================== 15:57:46 (1789588666)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9a086e1cc000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9a086e1cc000.batch_stats=0
striped dir -i1 -c2 -H fnv_1a_64  /mnt/lustre/d123ab.sanity
total: 100 open/close in 3.06 seconds: 32.70 ops/second
llite.lustre-ffff9a086e1cc000.statahead_max=0
100

real	0m2.174s
user	0m0.007s
sys	0m0.292s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff9a086e1cc000.statahead_max=128
llite.lustre-ffff9a086e1cc000.statahead_max=128
100

real	0m1.069s
user	0m0.012s
sys	0m0.156s
'statx -l' 100 files with statahead: 1 sec
statahead total: 131
statahead wrong: 2
agl total: 127
list_total: 26
fname_total: 88
hit_total: 1731
miss_total: 1463
swrong=2 ewrong=2
 - open/close 811 (time 1789588696.67 total 10.00 last 81.07)
total: 900 open/close in 11.34 seconds: 79.33 ops/second
llite.lustre-ffff9a086e1cc000.statahead_max=0
1000

real	0m18.414s
user	0m0.076s
sys	0m2.491s
'statx -l' 1000 files without statahead: 19 sec
llite.lustre-ffff9a086e1cc000.statahead_max=128
llite.lustre-ffff9a086e1cc000.statahead_max=128
1000

real	0m5.749s
user	0m0.065s
sys	0m1.209s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 132
statahead wrong: 2
agl total: 128
list_total: 27
fname_total: 88
hit_total: 2730
miss_total: 1463
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 21 seconds
llite.lustre-ffff9a086e1cc000.statahead_stats=
statahead total: 132
statahead wrong: 2
agl total: 128
list_total: 27
fname_total: 88
hit_total: 2730
miss_total: 1463
mdc.lustre-MDT0000-mdc-ffff9a086e1cc000.batch_stats=
snapshot_time:            1789588755.008733159 secs.nsecs
start_time:               1789588672.910352351 secs.nsecs
elapsed_time:             82.098380808 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5  18  18
2:		         2   7  25
4:		         2   7  33
8:		         3  11  44
16:		         1   3  48
32:		         2   7  55
64:		        12  44 100
mdc.lustre-MDT0001-mdc-ffff9a086e1cc000.batch_stats=
snapshot_time:            1789588755.009312502 secs.nsecs
start_time:               1789588672.910423194 secs.nsecs
elapsed_time:             82.098889308 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5  18  18
2:		         3  11  29
4:		         2   7  37
8:		         2   7  44
16:		         1   3  48
32:		         2   7  55
64:		        12  44 100
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