== sanity test 123ab: verify statahead work by using statx ========================================================== 05:20:15 (1788945615)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9089f5516000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9089f5516000.batch_stats=0
striped dir -i1 -c2 -H crush2  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.64 seconds: 37.93 ops/second
llite.lustre-ffff9089f5516000.statahead_max=0
100

real	0m2.394s
user	0m0.012s
sys	0m0.300s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff9089f5516000.statahead_max=128
llite.lustre-ffff9089f5516000.statahead_max=128
100

real	0m0.924s
user	0m0.007s
sys	0m0.133s
'statx -l' 100 files with statahead: 1 sec
statahead total: 121
statahead wrong: 1
agl total: 117
list_total: 27
fname_total: 73
hit_total: 1623
miss_total: 252
swrong=1 ewrong=1
 - open/close 642 (time 1788945644.16 total 10.01 last 64.16)
total: 900 open/close in 13.26 seconds: 67.89 ops/second
llite.lustre-ffff9089f5516000.statahead_max=0
1000

real	0m22.492s
user	0m0.085s
sys	0m2.708s
'statx -l' 1000 files without statahead: 22 sec
llite.lustre-ffff9089f5516000.statahead_max=128
llite.lustre-ffff9089f5516000.statahead_max=128
1000

real	0m7.173s
user	0m0.071s
sys	0m1.242s
'statx -l' 1000 files with statahead: 8 sec
statahead total: 122
statahead wrong: 1
agl total: 118
list_total: 28
fname_total: 73
hit_total: 2622
miss_total: 252
swrong=1 ewrong=1
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 25 seconds
llite.lustre-ffff9089f5516000.statahead_stats=
statahead total: 122
statahead wrong: 1
agl total: 118
list_total: 28
fname_total: 73
hit_total: 2622
miss_total: 252
mdc.lustre-MDT0000-mdc-ffff9089f5516000.batch_stats=
snapshot_time:            1788945718.366204139 secs.nsecs
start_time:               1788945620.390645306 secs.nsecs
elapsed_time:             97.975558833 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   8   8
2:		         0   0   8
4:		         2   8  17
8:		         3  13  30
16:		         2   8  39
32:		         0   0  39
64:		        14  60 100
mdc.lustre-MDT0001-mdc-ffff9089f5516000.batch_stats=
snapshot_time:            1788945718.366272435 secs.nsecs
start_time:               1788945620.390774744 secs.nsecs
elapsed_time:             97.975497691 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   5   5
2:		         1   5  11
4:		         1   5  16
8:		         2  11  27
16:		         0   0  27
32:		         6  33  61
64:		         7  38 100
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