== sanity test 123ab: verify statahead work by using statx ========================================================== 09:53:59 (1787579639)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8e610c71b800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8e610c71b800.batch_stats=0
striped dir -i1 -c2 -H crush  /mnt/lustre/d123ab.sanity
total: 100 open/close in 3.26 seconds: 30.69 ops/second
llite.lustre-ffff8e610c71b800.statahead_max=0
100

real	0m3.275s
user	0m0.012s
sys	0m0.295s
'statx -l' 100 files without statahead: 3 sec
llite.lustre-ffff8e610c71b800.statahead_max=128
llite.lustre-ffff8e610c71b800.statahead_max=128
100

real	0m0.760s
user	0m0.005s
sys	0m0.129s
'statx -l' 100 files with statahead: 1 sec
statahead total: 132
statahead wrong: 2
agl total: 128
list_total: 27
fname_total: 104
hit_total: 1665
miss_total: 1683
swrong=2 ewrong=2
 - open/close 771 (time 1787579671.12 total 10.00 last 77.08)
total: 900 open/close in 12.36 seconds: 72.81 ops/second
llite.lustre-ffff8e610c71b800.statahead_max=0
1000

real	0m21.205s
user	0m0.082s
sys	0m2.550s
'statx -l' 1000 files without statahead: 21 sec
llite.lustre-ffff8e610c71b800.statahead_max=128
llite.lustre-ffff8e610c71b800.statahead_max=128
1000

real	0m5.530s
user	0m0.065s
sys	0m1.254s
'statx -l' 1000 files with statahead: 5 sec
statahead total: 133
statahead wrong: 2
agl total: 129
list_total: 28
fname_total: 104
hit_total: 2664
miss_total: 1683
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 18 seconds
llite.lustre-ffff8e610c71b800.statahead_stats=
statahead total: 133
statahead wrong: 2
agl total: 129
list_total: 28
fname_total: 104
hit_total: 2664
miss_total: 1683
mdc.lustre-MDT0000-mdc-ffff8e610c71b800.batch_stats=
snapshot_time:            1787579730.196814282 secs.nsecs
start_time:               1787579645.560534102 secs.nsecs
elapsed_time:             84.636280180 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   8   8
2:		         2   8  16
4:		         1   4  20
8:		         2   8  28
16:		         4  16  44
32:		         3  12  56
64:		        11  44 100
mdc.lustre-MDT0001-mdc-ffff8e610c71b800.batch_stats=
snapshot_time:            1787579730.199979946 secs.nsecs
start_time:               1787579645.560697865 secs.nsecs
elapsed_time:             84.639282081 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6  24  24
2:		         0   0  24
4:		         3  12  36
8:		         3  12  48
16:		         0   0  48
32:		         8  32  80
64:		         5  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