== sanity test 123ab: verify statahead work by using statx ========================================================== 01:58:59 (1788933539)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffffa0e4e048a000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffffa0e4e048a000.batch_stats=0
striped dir -i1 -c2 -H fnv_1a_64  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.61 seconds: 38.38 ops/second
llite.lustre-ffffa0e4e048a000.statahead_max=0
100

real	0m2.608s
user	0m0.009s
sys	0m0.289s
'statx -l' 100 files without statahead: 3 sec
llite.lustre-ffffa0e4e048a000.statahead_max=128
llite.lustre-ffffa0e4e048a000.statahead_max=128
100

real	0m0.947s
user	0m0.009s
sys	0m0.140s
'statx -l' 100 files with statahead: 1 sec
statahead total: 127
statahead wrong: 2
agl total: 123
list_total: 27
fname_total: 95
hit_total: 1684
miss_total: 1591
swrong=2 ewrong=2
 - open/close 742 (time 1788933567.23 total 10.01 last 74.12)
total: 900 open/close in 12.41 seconds: 72.49 ops/second
llite.lustre-ffffa0e4e048a000.statahead_max=0
1000

real	0m27.121s
user	0m0.088s
sys	0m2.856s
'statx -l' 1000 files without statahead: 27 sec
llite.lustre-ffffa0e4e048a000.statahead_max=128
llite.lustre-ffffa0e4e048a000.statahead_max=128
1000

real	0m8.294s
user	0m0.081s
sys	0m1.254s
'statx -l' 1000 files with statahead: 9 sec
statahead total: 128
statahead wrong: 2
agl total: 124
list_total: 28
fname_total: 95
hit_total: 2683
miss_total: 1591
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 24 seconds
llite.lustre-ffffa0e4e048a000.statahead_stats=
statahead total: 128
statahead wrong: 2
agl total: 124
list_total: 28
fname_total: 95
hit_total: 2683
miss_total: 1591
mdc.lustre-MDT0000-mdc-ffffa0e4e048a000.batch_stats=
snapshot_time:            1788933644.686451017 secs.nsecs
start_time:               1788933543.369719825 secs.nsecs
elapsed_time:             101.316731192 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   4   4
2:		         0   0   4
4:		         2   9  13
8:		         4  18  31
16:		         1   4  36
32:		         4  18  54
64:		        10  45 100
mdc.lustre-MDT0001-mdc-ffffa0e4e048a000.batch_stats=
snapshot_time:            1788933644.686554072 secs.nsecs
start_time:               1788933543.369776826 secs.nsecs
elapsed_time:             101.316777246 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   4   4
2:		         0   0   4
4:		         3  13  18
8:		         3  13  31
16:		         1   4  36
32:		         4  18  54
64:		        10  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