== sanity test 123ab: verify statahead work by using statx ========================================================== 10:32:04 (1782484324)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8c7602f0e800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8c7602f0e800.batch_stats=0
striped dir -i1 -c2 -H crush2  /mnt/lustre/d123ab.sanity
total: 100 open/close in 1.86 seconds: 53.88 ops/second
llite.lustre-ffff8c7602f0e800.statahead_max=0
100

real	0m1.831s
user	0m0.013s
sys	0m0.342s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff8c7602f0e800.statahead_max=128
llite.lustre-ffff8c7602f0e800.statahead_max=128
100

real	0m0.645s
user	0m0.011s
sys	0m0.201s
'statx -l' 100 files with statahead: 1 sec
statahead total: 102
statahead wrong: 2
agl total: 100
list_total: 26
fname_total: 66
hit_total: 2101
miss_total: 747
swrong=2 ewrong=2
total: 900 open/close in 7.52 seconds: 119.61 ops/second
llite.lustre-ffff8c7602f0e800.statahead_max=0
1000

real	0m21.642s
user	0m0.104s
sys	0m3.232s
'statx -l' 1000 files without statahead: 22 sec
llite.lustre-ffff8c7602f0e800.statahead_max=128
llite.lustre-ffff8c7602f0e800.statahead_max=128
1000

real	0m10.762s
user	0m0.115s
sys	0m2.356s
'statx -l' 1000 files with statahead: 11 sec
statahead total: 103
statahead wrong: 2
agl total: 101
list_total: 27
fname_total: 66
hit_total: 3100
miss_total: 747
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 29 seconds
llite.lustre-ffff8c7602f0e800.statahead_stats=
statahead total: 103
statahead wrong: 2
agl total: 101
list_total: 27
fname_total: 66
hit_total: 3100
miss_total: 747
mdc.lustre-MDT0000-mdc-ffff8c7602f0e800.batch_stats=
snapshot_time:            1782484416.347994528 secs.nsecs
start_time:               1782484326.423926908 secs.nsecs
elapsed_time:             89.924067620 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5  19  19
2:		         2   7  26
4:		         0   0  26
8:		         3  11  38
16:		         1   3  42
32:		         2   7  50
64:		        13  50 100
mdc.lustre-MDT0001-mdc-ffff8c7602f0e800.batch_stats=
snapshot_time:            1782484416.348065481 secs.nsecs
start_time:               1782484326.424014819 secs.nsecs
elapsed_time:             89.924050662 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        10  37  37
2:		         1   3  40
4:		         1   3  44
8:		         1   3  48
16:		         1   3  51
32:		         7  25  77
64:		         6  22 100
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