== sanity test 123ab: verify statahead work by using statx ========================================================== 00:29:19 (1787113759)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8aaa4a047800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8aaa4a047800.batch_stats=0
striped dir -i1 -c2 -H fnv_1a_64  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.38 seconds: 41.94 ops/second
llite.lustre-ffff8aaa4a047800.statahead_max=0
100

real	0m1.752s
user	0m0.007s
sys	0m0.309s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff8aaa4a047800.statahead_max=128
llite.lustre-ffff8aaa4a047800.statahead_max=128
100

real	0m1.010s
user	0m0.008s
sys	0m0.157s
'statx -l' 100 files with statahead: 1 sec
statahead total: 117
statahead wrong: 2
agl total: 114
list_total: 26
fname_total: 91
hit_total: 2192
miss_total: 1270
swrong=2 ewrong=2
total: 900 open/close in 9.52 seconds: 94.59 ops/second
llite.lustre-ffff8aaa4a047800.statahead_max=0
1000

real	0m18.500s
user	0m0.063s
sys	0m2.856s
'statx -l' 1000 files without statahead: 19 sec
llite.lustre-ffff8aaa4a047800.statahead_max=128
llite.lustre-ffff8aaa4a047800.statahead_max=128
1000

real	0m6.134s
user	0m0.073s
sys	0m1.462s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 118
statahead wrong: 2
agl total: 115
list_total: 27
fname_total: 91
hit_total: 3191
miss_total: 1270
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 33 seconds
llite.lustre-ffff8aaa4a047800.statahead_stats=
statahead total: 118
statahead wrong: 2
agl total: 115
list_total: 27
fname_total: 91
hit_total: 3191
miss_total: 1270
mdc.lustre-MDT0000-mdc-ffff8aaa4a047800.batch_stats=
snapshot_time:            1787113854.680327688 secs.nsecs
start_time:               1787113764.448974040 secs.nsecs
elapsed_time:             90.231353648 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        14  37  37
2:		         4  10  48
4:		         2   5  54
8:		         3   8  62
16:		         0   0  62
32:		         4  10  72
64:		        10  27 100
mdc.lustre-MDT0001-mdc-ffff8aaa4a047800.batch_stats=
snapshot_time:            1787113854.680382510 secs.nsecs
start_time:               1787113764.449081335 secs.nsecs
elapsed_time:             90.231301175 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         8  23  23
2:		         6  17  41
4:		         6  17  58
8:		         0   0  58
16:		         0   0  58
32:		         4  11  70
64:		        10  29 100
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