== sanity test 123ab: verify statahead work by using statx ========================================================== 06:16:01 (1789121761)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff949ec801b800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff949ec801b800.batch_stats=0
striped dir -i1 -c2 -H fnv_1a_64  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.00 seconds: 49.89 ops/second
llite.lustre-ffff949ec801b800.statahead_max=0
100

real	0m2.227s
user	0m0.008s
sys	0m0.275s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff949ec801b800.statahead_max=128
llite.lustre-ffff949ec801b800.statahead_max=128
100

real	0m0.857s
user	0m0.008s
sys	0m0.154s
'statx -l' 100 files with statahead: 1 sec
statahead total: 93
statahead wrong: 2
agl total: 90
list_total: 26
fname_total: 58
hit_total: 2043
miss_total: 765
swrong=2 ewrong=2
total: 900 open/close in 9.43 seconds: 95.49 ops/second
llite.lustre-ffff949ec801b800.statahead_max=0
1000

real	0m18.862s
user	0m0.098s
sys	0m2.533s
'statx -l' 1000 files without statahead: 19 sec
llite.lustre-ffff949ec801b800.statahead_max=128
llite.lustre-ffff949ec801b800.statahead_max=128
1000

real	0m6.611s
user	0m0.053s
sys	0m1.172s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 94
statahead wrong: 2
agl total: 91
list_total: 27
fname_total: 58
hit_total: 3042
miss_total: 765
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 18 seconds
llite.lustre-ffff949ec801b800.statahead_stats=
statahead total: 94
statahead wrong: 2
agl total: 91
list_total: 27
fname_total: 58
hit_total: 3042
miss_total: 765
mdc.lustre-MDT0000-mdc-ffff949ec801b800.batch_stats=
snapshot_time:            1789121841.921542151 secs.nsecs
start_time:               1789121765.836420541 secs.nsecs
elapsed_time:             76.085121610 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4  16  16
2:		         0   0  16
4:		         2   8  24
8:		         3  12  36
16:		         2   8  44
32:		         4  16  60
64:		        10  40 100
mdc.lustre-MDT0001-mdc-ffff949ec801b800.batch_stats=
snapshot_time:            1789121841.921615640 secs.nsecs
start_time:               1789121765.836623298 secs.nsecs
elapsed_time:             76.084992342 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   4   4
2:		         0   0   4
4:		         3  13  18
8:		         4  18  36
16:		         0   0  36
32:		         3  13  50
64:		        11  50 100
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