== sanity test 123ab: verify statahead work by using statx ========================================================== 16:34:19 (1782246859)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9f27071d1800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9f27071d1800.batch_stats=0
striped dir -i1 -c2 -H all_char  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.44 seconds: 40.95 ops/second
llite.lustre-ffff9f27071d1800.statahead_max=0
100

real	0m1.732s
user	0m0.013s
sys	0m0.289s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff9f27071d1800.statahead_max=128
llite.lustre-ffff9f27071d1800.statahead_max=128
100

real	0m0.721s
user	0m0.013s
sys	0m0.171s
'statx -l' 100 files with statahead: 1 sec
statahead total: 136
statahead wrong: 2
agl total: 133
list_total: 27
fname_total: 95
hit_total: 1394
miss_total: 1611
swrong=2 ewrong=2
total: 900 open/close in 9.45 seconds: 95.20 ops/second
llite.lustre-ffff9f27071d1800.statahead_max=0
1000

real	0m19.021s
user	0m0.077s
sys	0m2.852s
'statx -l' 1000 files without statahead: 20 sec
llite.lustre-ffff9f27071d1800.statahead_max=128
llite.lustre-ffff9f27071d1800.statahead_max=128
1000

real	0m7.314s
user	0m0.058s
sys	0m1.411s
'statx -l' 1000 files with statahead: 8 sec
statahead total: 137
statahead wrong: 2
agl total: 134
list_total: 28
fname_total: 95
hit_total: 2393
miss_total: 1611
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 19 seconds
llite.lustre-ffff9f27071d1800.statahead_stats=
statahead total: 137
statahead wrong: 2
agl total: 134
list_total: 28
fname_total: 95
hit_total: 2393
miss_total: 1611
mdc.lustre-MDT0000-mdc-ffff9f27071d1800.batch_stats=
snapshot_time:            1782246942.706051089 secs.nsecs
start_time:               1782246863.998502303 secs.nsecs
elapsed_time:             78.707548786 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         9  27  27
2:		         1   3  30
4:		         4  12  42
8:		         3   9  51
16:		         3   9  60
32:		         4  12  72
64:		         9  27 100
mdc.lustre-MDT0001-mdc-ffff9f27071d1800.batch_stats=
snapshot_time:            1782246942.706135217 secs.nsecs
start_time:               1782246863.998578773 secs.nsecs
elapsed_time:             78.707556444 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7  21  21
2:		         3   9  31
4:		         3   9  40
8:		         3   9  50
16:		         1   3  53
32:		         4  12  65
64:		        11  34 100
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