== sanity test 123ab: verify statahead work by using statx ========================================================== 20:02:01 (1787788921)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8c0943f0a800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8c0943f0a800.batch_stats=0
striped dir -i1 -c2 -H crush  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.35 seconds: 42.56 ops/second
llite.lustre-ffff8c0943f0a800.statahead_max=0
100

real	0m2.056s
user	0m0.006s
sys	0m0.301s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff8c0943f0a800.statahead_max=128
llite.lustre-ffff8c0943f0a800.statahead_max=128
100

real	0m0.610s
user	0m0.014s
sys	0m0.144s
'statx -l' 100 files with statahead: 0 sec
statahead total: 127
statahead wrong: 2
agl total: 123
list_total: 27
fname_total: 100
hit_total: 1899
miss_total: 1518
swrong=2 ewrong=2
 - open/close 803 (time 1787788949.06 total 10.01 last 80.26)
total: 900 open/close in 11.43 seconds: 78.71 ops/second
llite.lustre-ffff8c0943f0a800.statahead_max=0
1000

real	0m18.303s
user	0m0.075s
sys	0m2.686s
'statx -l' 1000 files without statahead: 18 sec
llite.lustre-ffff8c0943f0a800.statahead_max=128
llite.lustre-ffff8c0943f0a800.statahead_max=128
1000

real	0m6.032s
user	0m0.075s
sys	0m1.364s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 128
statahead wrong: 2
agl total: 124
list_total: 28
fname_total: 100
hit_total: 2898
miss_total: 1518
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 19 seconds
llite.lustre-ffff8c0943f0a800.statahead_stats=
statahead total: 128
statahead wrong: 2
agl total: 124
list_total: 28
fname_total: 100
hit_total: 2898
miss_total: 1518
mdc.lustre-MDT0000-mdc-ffff8c0943f0a800.batch_stats=
snapshot_time:            1787789007.812518224 secs.nsecs
start_time:               1787788926.763924659 secs.nsecs
elapsed_time:             81.048593565 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3  12  12
2:		         1   4  16
4:		         3  12  29
8:		         2   8  37
16:		         0   0  37
32:		         2   8  45
64:		        13  54 100
mdc.lustre-MDT0001-mdc-ffff8c0943f0a800.batch_stats=
snapshot_time:            1787789007.812582139 secs.nsecs
start_time:               1787788926.764017275 secs.nsecs
elapsed_time:             81.048564864 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         8  30  30
2:		         2   7  38
4:		         1   3  42
8:		         2   7  50
16:		         0   0  50
32:		         6  23  73
64:		         7  26 100
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