== sanity test 123ab: verify statahead work by using statx ========================================================== 19:55:57 (1788393357)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8aeb156d3000.batch_stats=0
total: 100 open/close in 2.44 seconds: 40.91 ops/second
llite.lustre-ffff8aeb156d3000.statahead_max=0
100

real	0m2.068s
user	0m0.010s
sys	0m0.288s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff8aeb156d3000.statahead_max=128
llite.lustre-ffff8aeb156d3000.statahead_max=128
100

real	0m0.991s
user	0m0.010s
sys	0m0.134s
'statx -l' 100 files with statahead: 1 sec
statahead total: 89
statahead wrong: 2
agl total: 87
list_total: 24
fname_total: 65
hit_total: 2183
miss_total: 752
swrong=2 ewrong=2
 - open/close 809 (time 1788393386.31 total 10.00 last 80.89)
total: 900 open/close in 11.19 seconds: 80.46 ops/second
llite.lustre-ffff8aeb156d3000.statahead_max=0
1000

real	0m19.659s
user	0m0.080s
sys	0m2.595s
'statx -l' 1000 files without statahead: 20 sec
llite.lustre-ffff8aeb156d3000.statahead_max=128
llite.lustre-ffff8aeb156d3000.statahead_max=128
1000

real	0m6.146s
user	0m0.066s
sys	0m1.145s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 90
statahead wrong: 2
agl total: 88
list_total: 25
fname_total: 65
hit_total: 3182
miss_total: 752
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 18 seconds
llite.lustre-ffff8aeb156d3000.statahead_stats=
statahead total: 90
statahead wrong: 2
agl total: 88
list_total: 25
fname_total: 65
hit_total: 3182
miss_total: 752
mdc.lustre-MDT0000-mdc-ffff8aeb156d3000.batch_stats=
snapshot_time:            1788393444.121248827 secs.nsecs
start_time:               1788393363.524629139 secs.nsecs
elapsed_time:             80.596619688 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        12  30  30
2:		         1   2  33
4:		         3   7  41
8:		         3   7  48
16:		         2   5  53
32:		         2   5  58
64:		        16  41 100
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