== sanity test 123ab: verify statahead work by using statx ========================================================== 12:50:53 (1789059053)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8c118ac83800.batch_stats=0
total: 100 open/close in 2.27 seconds: 44.02 ops/second
llite.lustre-ffff8c118ac83800.statahead_max=0
100

real	0m1.829s
user	0m0.016s
sys	0m0.269s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff8c118ac83800.statahead_max=128
llite.lustre-ffff8c118ac83800.statahead_max=128
100

real	0m1.076s
user	0m0.007s
sys	0m0.125s
'statx -l' 100 files with statahead: 1 sec
statahead total: 152
statahead wrong: 2
agl total: 148
list_total: 25
fname_total: 122
hit_total: 1890
miss_total: 1280
swrong=2 ewrong=2
 - open/close 618 (time 1789059081.60 total 10.01 last 61.73)
total: 900 open/close in 16.80 seconds: 53.58 ops/second
llite.lustre-ffff8c118ac83800.statahead_max=0
1000

real	0m22.662s
user	0m0.076s
sys	0m2.536s
'statx -l' 1000 files without statahead: 22 sec
llite.lustre-ffff8c118ac83800.statahead_max=128
llite.lustre-ffff8c118ac83800.statahead_max=128
1000

real	0m7.225s
user	0m0.059s
sys	0m1.111s
'statx -l' 1000 files with statahead: 7 sec
statahead total: 153
statahead wrong: 2
agl total: 149
list_total: 26
fname_total: 122
hit_total: 2889
miss_total: 1280
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 25 seconds
llite.lustre-ffff8c118ac83800.statahead_stats=
statahead total: 153
statahead wrong: 2
agl total: 149
list_total: 26
fname_total: 122
hit_total: 2889
miss_total: 1280
mdc.lustre-MDT0000-mdc-ffff8c118ac83800.batch_stats=
snapshot_time:            1789059158.081288914 secs.nsecs
start_time:               1789059058.553386858 secs.nsecs
elapsed_time:             99.527902056 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         8  18  18
2:		         4   9  27
4:		         4   9  37
8:		         7  16  53
16:		         2   4  58
32:		         3   6  65
64:		        15  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