== sanity test 123ab: verify statahead work by using statx ========================================================== 23:44:35 (1787888675)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9dc611a49800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9dc611a49800.batch_stats=0
striped dir -i1 -c2 -H fnv_1a_64  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.05 seconds: 48.81 ops/second
llite.lustre-ffff9dc611a49800.statahead_max=0
100

real	0m1.742s
user	0m0.008s
sys	0m0.271s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff9dc611a49800.statahead_max=128
llite.lustre-ffff9dc611a49800.statahead_max=128
100

real	0m0.815s
user	0m0.003s
sys	0m0.155s
'statx -l' 100 files with statahead: 1 sec
statahead total: 139
statahead wrong: 2
agl total: 135
list_total: 26
fname_total: 111
hit_total: 1729
miss_total: 1093
swrong=2 ewrong=2
total: 900 open/close in 9.67 seconds: 93.06 ops/second
llite.lustre-ffff9dc611a49800.statahead_max=0
1000

real	0m19.084s
user	0m0.064s
sys	0m2.554s
'statx -l' 1000 files without statahead: 19 sec
llite.lustre-ffff9dc611a49800.statahead_max=128
llite.lustre-ffff9dc611a49800.statahead_max=128
1000

real	0m4.482s
user	0m0.050s
sys	0m1.210s
'statx -l' 1000 files with statahead: 5 sec
statahead total: 140
statahead wrong: 2
agl total: 136
list_total: 27
fname_total: 111
hit_total: 2728
miss_total: 1093
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 18 seconds
llite.lustre-ffff9dc611a49800.statahead_stats=
statahead total: 140
statahead wrong: 2
agl total: 136
list_total: 27
fname_total: 111
hit_total: 2728
miss_total: 1093
mdc.lustre-MDT0000-mdc-ffff9dc611a49800.batch_stats=
snapshot_time:            1787888751.687108872 secs.nsecs
start_time:               1787888678.864958949 secs.nsecs
elapsed_time:             72.822149923 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   4   4
2:		         2   8  13
4:		         3  13  26
8:		         3  13  39
16:		         0   0  39
32:		         2   8  47
64:		        12  52 100
mdc.lustre-MDT0001-mdc-ffff9dc611a49800.batch_stats=
snapshot_time:            1787888751.687192961 secs.nsecs
start_time:               1787888678.865037714 secs.nsecs
elapsed_time:             72.822155247 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   8   8
2:		         2   8  16
4:		         3  12  28
8:		         2   8  36
16:		         2   8  44
32:		         5  20  64
64:		         9  36 100
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