== sanity test 123ab: verify statahead work by using statx ========================================================== 01:19:46 (1788585586)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff976f05f46000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff976f05f46000.batch_stats=0
striped dir -i1 -c2 -H crush2  /mnt/lustre/d123ab.sanity
total: 100 open/close in 3.37 seconds: 29.66 ops/second
llite.lustre-ffff976f05f46000.statahead_max=0
100

real	0m2.613s
user	0m0.008s
sys	0m0.294s
'statx -l' 100 files without statahead: 3 sec
llite.lustre-ffff976f05f46000.statahead_max=128
llite.lustre-ffff976f05f46000.statahead_max=128
100

real	0m0.870s
user	0m0.010s
sys	0m0.172s
'statx -l' 100 files with statahead: 1 sec
statahead total: 113
statahead wrong: 2
agl total: 110
list_total: 27
fname_total: 86
hit_total: 1888
miss_total: 1290
swrong=2 ewrong=2
 - open/close 709 (time 1788585616.48 total 10.01 last 70.84)
total: 900 open/close in 12.41 seconds: 72.49 ops/second
llite.lustre-ffff976f05f46000.statahead_max=0
1000

real	0m26.679s
user	0m0.080s
sys	0m2.856s
'statx -l' 1000 files without statahead: 26 sec
llite.lustre-ffff976f05f46000.statahead_max=128
llite.lustre-ffff976f05f46000.statahead_max=128
1000

real	0m6.486s
user	0m0.067s
sys	0m1.361s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 114
statahead wrong: 2
agl total: 111
list_total: 28
fname_total: 86
hit_total: 2887
miss_total: 1290
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 23 seconds
llite.lustre-ffff976f05f46000.statahead_stats=
statahead total: 114
statahead wrong: 2
agl total: 111
list_total: 28
fname_total: 86
hit_total: 2887
miss_total: 1290
mdc.lustre-MDT0000-mdc-ffff976f05f46000.batch_stats=
snapshot_time:            1788585688.592624494 secs.nsecs
start_time:               1788585591.451294736 secs.nsecs
elapsed_time:             97.141329758 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4  14  14
2:		         2   7  22
4:		         0   0  22
8:		         4  14  37
16:		         2   7  44
32:		         4  14  59
64:		        11  40 100
mdc.lustre-MDT0001-mdc-ffff976f05f46000.batch_stats=
snapshot_time:            1788585688.594282538 secs.nsecs
start_time:               1788585591.451424926 secs.nsecs
elapsed_time:             97.142857612 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6  26  26
2:		         1   4  30
4:		         2   8  39
8:		         1   4  43
16:		         0   0  43
32:		         8  34  78
64:		         5  21 100
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