== sanity test 123ab: verify statahead work by using statx ========================================================== 14:20:17 (1780856417)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8b070860a800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8b070860a800.batch_stats=0
striped dir -i1 -c2 -H crush  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.37 seconds: 42.25 ops/second
llite.lustre-ffff8b070860a800.statahead_max=0
100

real	0m2.332s
user	0m0.013s
sys	0m0.321s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff8b070860a800.statahead_max=128
llite.lustre-ffff8b070860a800.statahead_max=128
100

real	0m0.843s
user	0m0.011s
sys	0m0.174s
'statx -l' 100 files with statahead: 0 sec
statahead total: 152
statahead wrong: 2
agl total: 147
list_total: 27
fname_total: 119
hit_total: 1760
miss_total: 1213
swrong=2 ewrong=2
 - open/close 854 (time 1780856442.23 total 10.02 last 85.27)
total: 900 open/close in 10.64 seconds: 84.60 ops/second
llite.lustre-ffff8b070860a800.statahead_max=0
1000

real	0m19.662s
user	0m0.072s
sys	0m2.964s
'statx -l' 1000 files without statahead: 20 sec
llite.lustre-ffff8b070860a800.statahead_max=128
llite.lustre-ffff8b070860a800.statahead_max=128
1000

real	0m4.238s
user	0m0.056s
sys	0m1.663s
'statx -l' 1000 files with statahead: 5 sec
statahead total: 153
statahead wrong: 2
agl total: 148
list_total: 28
fname_total: 119
hit_total: 2759
miss_total: 1213
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 17 seconds
llite.lustre-ffff8b070860a800.statahead_stats=
statahead total: 153
statahead wrong: 2
agl total: 148
list_total: 28
fname_total: 119
hit_total: 2759
miss_total: 1213
mdc.lustre-MDT0000-mdc-ffff8b070860a800.batch_stats=
snapshot_time:            1780856492.668427411 secs.nsecs
start_time:               1780856421.393139696 secs.nsecs
elapsed_time:             71.275287715 secs.nsecs
subreqs per batch   batches   % cum %
1:		        11  34  34
2:		         0   0  34
4:		         1   3  37
8:		         2   6  43
16:		         3   9  53
32:		         4  12  65
64:		        11  34 100
mdc.lustre-MDT0001-mdc-ffff8b070860a800.batch_stats=
snapshot_time:            1780856492.668526324 secs.nsecs
start_time:               1780856421.393273798 secs.nsecs
elapsed_time:             71.275252526 secs.nsecs
subreqs per batch   batches   % cum %
1:		        11  36  36
2:		         3  10  46
4:		         1   3  50
8:		         0   0  50
16:		         1   3  53
32:		         8  26  80
64:		         6  20 100
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