== sanity test 123ab: verify statahead work by using statx ========================================================== 08:16:12 (1790684172)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9b46c54d7800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9b46c54d7800.batch_stats=0
striped dir -i1 -c2 -H crush2  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.95 seconds: 33.89 ops/second
llite.lustre-ffff9b46c54d7800.statahead_max=0
100

real	0m2.452s
user	0m0.008s
sys	0m0.301s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff9b46c54d7800.statahead_max=128
llite.lustre-ffff9b46c54d7800.statahead_max=128
100

real	0m0.972s
user	0m0.009s
sys	0m0.173s
'statx -l' 100 files with statahead: 1 sec
statahead total: 132
statahead wrong: 2
agl total: 128
list_total: 28
fname_total: 97
hit_total: 1635
miss_total: 1770
swrong=2 ewrong=2
 - open/close 748 (time 1790684201.50 total 10.01 last 74.73)
total: 900 open/close in 12.41 seconds: 72.52 ops/second
llite.lustre-ffff9b46c54d7800.statahead_max=0
1000

real	0m24.819s
user	0m0.096s
sys	0m2.969s
'statx -l' 1000 files without statahead: 25 sec
llite.lustre-ffff9b46c54d7800.statahead_max=128
llite.lustre-ffff9b46c54d7800.statahead_max=128
1000

real	0m7.439s
user	0m0.073s
sys	0m1.456s
'statx -l' 1000 files with statahead: 8 sec
statahead total: 133
statahead wrong: 2
agl total: 129
list_total: 29
fname_total: 97
hit_total: 2634
miss_total: 1770
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 27 seconds
llite.lustre-ffff9b46c54d7800.statahead_stats=
statahead total: 133
statahead wrong: 2
agl total: 129
list_total: 29
fname_total: 97
hit_total: 2634
miss_total: 1770
mdc.lustre-MDT0000-mdc-ffff9b46c54d7800.batch_stats=
snapshot_time:            1790684277.890706912 secs.nsecs
start_time:               1790684177.373794756 secs.nsecs
elapsed_time:             100.516912156 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6  20  20
2:		         2   6  27
4:		         1   3  31
8:		         3  10  41
16:		         3  10  51
32:		         2   6  58
64:		        12  41 100
mdc.lustre-MDT0001-mdc-ffff9b46c54d7800.batch_stats=
snapshot_time:            1790684277.890792640 secs.nsecs
start_time:               1790684177.373922487 secs.nsecs
elapsed_time:             100.516870153 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5  20  20
2:		         2   8  28
4:		         3  12  40
8:		         2   8  48
16:		         0   0  48
32:		         7  28  76
64:		         6  24 100
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