== sanity test 123ab: verify statahead work by using statx ========================================================== 09:12:00 (1785762720)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8bf746822800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8bf746822800.batch_stats=0
striped dir -i1 -c2 -H crush  /mnt/lustre/d123ab.sanity
total: 100 open/close in 3.89 seconds: 25.72 ops/second
llite.lustre-ffff8bf746822800.statahead_max=0
100

real	0m3.644s
user	0m0.008s
sys	0m0.302s
'statx -l' 100 files without statahead: 4 sec
llite.lustre-ffff8bf746822800.statahead_max=128
llite.lustre-ffff8bf746822800.statahead_max=128
100

real	0m1.146s
user	0m0.004s
sys	0m0.142s
'statx -l' 100 files with statahead: 1 sec
statahead total: 163
statahead wrong: 2
agl total: 148
list_total: 26
fname_total: 137
hit_total: 1677
miss_total: 1459
swrong=2 ewrong=2
 - open/close 605 (time 1785762756.32 total 10.00 last 60.49)
total: 900 open/close in 16.67 seconds: 53.99 ops/second
llite.lustre-ffff8bf746822800.statahead_max=0
1000

real	0m28.402s
user	0m0.058s
sys	0m2.733s
'statx -l' 1000 files without statahead: 28 sec
llite.lustre-ffff8bf746822800.statahead_max=128
llite.lustre-ffff8bf746822800.statahead_max=128
1000

real	0m8.044s
user	0m0.048s
sys	0m1.271s
'statx -l' 1000 files with statahead: 8 sec
statahead total: 164
statahead wrong: 2
agl total: 149
list_total: 27
fname_total: 137
hit_total: 2676
miss_total: 1459
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 25 seconds
llite.lustre-ffff8bf746822800.statahead_stats=
statahead total: 164
statahead wrong: 2
agl total: 149
list_total: 27
fname_total: 137
hit_total: 2676
miss_total: 1459
mdc.lustre-MDT0000-mdc-ffff8bf746822800.batch_stats=
snapshot_time:            1785762841.269817017 secs.nsecs
start_time:               1785762727.635819981 secs.nsecs
elapsed_time:             113.633997036 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   4   4
2:		         1   4   8
4:		         3  12  20
8:		         1   4  25
16:		         3  12  37
32:		         3  12  50
64:		        12  50 100
mdc.lustre-MDT0001-mdc-ffff8bf746822800.batch_stats=
snapshot_time:            1785762841.273251756 secs.nsecs
start_time:               1785762727.635933370 secs.nsecs
elapsed_time:             113.637318386 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7  26  26
2:		         3  11  38
4:		         1   3  42
8:		         2   7  50
16:		         0   0  50
32:		         7  26  76
64:		         6  23 100
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