== sanity test 123ab: verify statahead work by using statx ========================================================== 15:59:56 (1788206396)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9894c970d800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9894c970d800.batch_stats=0
striped dir -i1 -c2 -H crush  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.66 seconds: 37.59 ops/second
llite.lustre-ffff9894c970d800.statahead_max=0
100

real	0m2.250s
user	0m0.006s
sys	0m0.319s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff9894c970d800.statahead_max=128
llite.lustre-ffff9894c970d800.statahead_max=128
100

real	0m0.980s
user	0m0.011s
sys	0m0.199s
'statx -l' 100 files with statahead: 1 sec
statahead total: 130
statahead wrong: 2
agl total: 126
list_total: 26
fname_total: 74
hit_total: 1821
miss_total: 1574
swrong=2 ewrong=2
 - open/close 659 (time 1788206424.77 total 10.01 last 65.83)
total: 900 open/close in 13.18 seconds: 68.26 ops/second
llite.lustre-ffff9894c970d800.statahead_max=0
1000

real	0m31.113s
user	0m0.091s
sys	0m3.430s
'statx -l' 1000 files without statahead: 31 sec
llite.lustre-ffff9894c970d800.statahead_max=128
llite.lustre-ffff9894c970d800.statahead_max=128
1000

real	0m8.961s
user	0m0.083s
sys	0m1.607s
'statx -l' 1000 files with statahead: 9 sec
statahead total: 131
statahead wrong: 2
agl total: 127
list_total: 27
fname_total: 74
hit_total: 2820
miss_total: 1574
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 24 seconds
llite.lustre-ffff9894c970d800.statahead_stats=
statahead total: 131
statahead wrong: 2
agl total: 127
list_total: 27
fname_total: 74
hit_total: 2820
miss_total: 1574
mdc.lustre-MDT0000-mdc-ffff9894c970d800.batch_stats=
snapshot_time:            1788206508.004743966 secs.nsecs
start_time:               1788206402.179951061 secs.nsecs
elapsed_time:             105.824792905 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4  13  13
2:		         2   6  20
4:		         3  10  30
8:		         3  10  40
16:		         4  13  53
32:		         2   6  60
64:		        12  40 100
mdc.lustre-MDT0001-mdc-ffff9894c970d800.batch_stats=
snapshot_time:            1788206508.004830028 secs.nsecs
start_time:               1788206402.180022914 secs.nsecs
elapsed_time:             105.824807114 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4  16  16
2:		         2   8  24
4:		         2   8  32
8:		         3  12  44
16:		         0   0  44
32:		         8  32  76
64:		         6  24 100
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