== sanity test 123ab: verify statahead work by using statx ========================================================== 13:55:04 (1780336504)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8edc43f4c000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8edc43f4c000.batch_stats=0
striped dir -i1 -c2 -H crush  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.20 seconds: 45.44 ops/second
llite.lustre-ffff8edc43f4c000.statahead_max=0
100

real	0m2.230s
user	0m0.010s
sys	0m0.303s
'statx -l' 100 files without statahead: 3 sec
llite.lustre-ffff8edc43f4c000.statahead_max=128
llite.lustre-ffff8edc43f4c000.statahead_max=128
100

real	0m0.963s
user	0m0.008s
sys	0m0.204s
'statx -l' 100 files with statahead: 1 sec
statahead total: 115
statahead wrong: 2
agl total: 112
list_total: 27
fname_total: 81
hit_total: 1622
miss_total: 1533
swrong=2 ewrong=2
 - open/close 792 (time 1780336531.19 total 10.01 last 79.14)
total: 900 open/close in 11.43 seconds: 78.77 ops/second
llite.lustre-ffff8edc43f4c000.statahead_max=0
1000

real	0m22.523s
user	0m0.064s
sys	0m2.863s
'statx -l' 1000 files without statahead: 23 sec
llite.lustre-ffff8edc43f4c000.statahead_max=128
llite.lustre-ffff8edc43f4c000.statahead_max=128
1000

real	0m5.476s
user	0m0.049s
sys	0m1.320s
'statx -l' 1000 files with statahead: 5 sec
statahead total: 116
statahead wrong: 2
agl total: 113
list_total: 28
fname_total: 81
hit_total: 2621
miss_total: 1533
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 19 seconds
llite.lustre-ffff8edc43f4c000.statahead_stats=
statahead total: 116
statahead wrong: 2
agl total: 113
list_total: 28
fname_total: 81
hit_total: 2621
miss_total: 1533
mdc.lustre-MDT0000-mdc-ffff8edc43f4c000.batch_stats=
snapshot_time:            1780336593.037501877 secs.nsecs
start_time:               1780336509.273867083 secs.nsecs
elapsed_time:             83.763634794 secs.nsecs
subreqs per batch   batches   % cum %
1:		         2   8   8
2:		         0   0   8
4:		         2   8  16
8:		         5  20  37
16:		         0   0  37
32:		         3  12  50
64:		        12  50 100
mdc.lustre-MDT0001-mdc-ffff8edc43f4c000.batch_stats=
snapshot_time:            1780336593.037572667 secs.nsecs
start_time:               1780336509.274058860 secs.nsecs
elapsed_time:             83.763513807 secs.nsecs
subreqs per batch   batches   % cum %
1:		         4  18  18
2:		         2   9  27
4:		         2   9  36
8:		         0   0  36
16:		         1   4  40
32:		         6  27  68
64:		         7  31 100
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