== sanity test 123ab: verify statahead work by using statx ========================================================== 10:35:07 (1789137307)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8b034bfab000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8b034bfab000.batch_stats=0
striped dir -i1 -c2 -H crush2  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.13 seconds: 46.98 ops/second
llite.lustre-ffff8b034bfab000.statahead_max=0
100

real	0m1.973s
user	0m0.011s
sys	0m0.280s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff8b034bfab000.statahead_max=128
llite.lustre-ffff8b034bfab000.statahead_max=128
100

real	0m0.695s
user	0m0.006s
sys	0m0.150s
'statx -l' 100 files with statahead: 0 sec
statahead total: 476
statahead wrong: 1
agl total: 173
list_total: 27
fname_total: 449
hit_total: 2147
miss_total: 1309
swrong=1 ewrong=1
 - open/close 869 (time 1789137332.12 total 10.00 last 86.86)
total: 900 open/close in 10.68 seconds: 84.25 ops/second
llite.lustre-ffff8b034bfab000.statahead_max=0
1000

real	0m22.011s
user	0m0.089s
sys	0m2.644s
'statx -l' 1000 files without statahead: 23 sec
llite.lustre-ffff8b034bfab000.statahead_max=128
llite.lustre-ffff8b034bfab000.statahead_max=128
1000

real	0m4.783s
user	0m0.061s
sys	0m1.355s
'statx -l' 1000 files with statahead: 5 sec
statahead total: 477
statahead wrong: 1
agl total: 174
list_total: 28
fname_total: 449
hit_total: 3146
miss_total: 1309
swrong=1 ewrong=1
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 16 seconds
llite.lustre-ffff8b034bfab000.statahead_stats=
statahead total: 477
statahead wrong: 1
agl total: 174
list_total: 28
fname_total: 449
hit_total: 3146
miss_total: 1309
mdc.lustre-MDT0000-mdc-ffff8b034bfab000.batch_stats=
snapshot_time:            1789137386.612475973 secs.nsecs
start_time:               1789137311.841399959 secs.nsecs
elapsed_time:             74.771076014 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        10  32  32
2:		         0   0  32
4:		         3   9  41
8:		         2   6  48
16:		         2   6  54
32:		         2   6  61
64:		        12  38 100
mdc.lustre-MDT0001-mdc-ffff8b034bfab000.batch_stats=
snapshot_time:            1789137386.612541596 secs.nsecs
start_time:               1789137311.841560345 secs.nsecs
elapsed_time:             74.770981251 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6  21  21
2:		         2   7  28
4:		         4  14  42
8:		         2   7  50
16:		         1   3  53
32:		         8  28  82
64:		         5  17 100
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