== sanity test 123ab: verify statahead work by using statx ========================================================== 21:51:09 (1786067469)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8963c8563800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8963c8563800.batch_stats=0
striped dir -i1 -c2 -H crush  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.70 seconds: 37.01 ops/second
llite.lustre-ffff8963c8563800.statahead_max=0
100

real	0m2.346s
user	0m0.011s
sys	0m0.330s
'statx -l' 100 files without statahead: 3 sec
llite.lustre-ffff8963c8563800.statahead_max=128
llite.lustre-ffff8963c8563800.statahead_max=128
100

real	0m0.773s
user	0m0.006s
sys	0m0.136s
'statx -l' 100 files with statahead: 1 sec
statahead total: 112
statahead wrong: 2
agl total: 107
list_total: 27
fname_total: 77
hit_total: 1771
miss_total: 1646
swrong=2 ewrong=2
total: 900 open/close in 9.07 seconds: 99.18 ops/second
llite.lustre-ffff8963c8563800.statahead_max=0
1000

real	0m19.226s
user	0m0.081s
sys	0m2.871s
'statx -l' 1000 files without statahead: 19 sec
llite.lustre-ffff8963c8563800.statahead_max=128
llite.lustre-ffff8963c8563800.statahead_max=128
1000

real	0m6.560s
user	0m0.083s
sys	0m1.482s
'statx -l' 1000 files with statahead: 7 sec
statahead total: 113
statahead wrong: 2
agl total: 108
list_total: 28
fname_total: 77
hit_total: 2770
miss_total: 1646
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 19 seconds
llite.lustre-ffff8963c8563800.statahead_stats=
statahead total: 113
statahead wrong: 2
agl total: 108
list_total: 28
fname_total: 77
hit_total: 2770
miss_total: 1646
mdc.lustre-MDT0000-mdc-ffff8963c8563800.batch_stats=
snapshot_time:            1786067552.526937371 secs.nsecs
start_time:               1786067474.553243834 secs.nsecs
elapsed_time:             77.973693537 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5  17  17
2:		         0   0  17
4:		         4  14  32
8:		         2   7  39
16:		         3  10  50
32:		         1   3  53
64:		        13  46 100
mdc.lustre-MDT0001-mdc-ffff8963c8563800.batch_stats=
snapshot_time:            1786067552.527013812 secs.nsecs
start_time:               1786067474.553333312 secs.nsecs
elapsed_time:             77.973680500 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4  17  17
2:		         2   8  26
4:		         2   8  34
8:		         2   8  43
16:		         0   0  43
32:		         6  26  69
64:		         7  30 100
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