== sanity test 123ab: verify statahead work by using statx ========================================================== 17:22:09 (1787865729)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9d83ca64b800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9d83ca64b800.batch_stats=0
striped dir -i1 -c2 -H crush2  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.22 seconds: 45.07 ops/second
llite.lustre-ffff9d83ca64b800.statahead_max=0
100

real	0m2.140s
user	0m0.012s
sys	0m0.266s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff9d83ca64b800.statahead_max=128
llite.lustre-ffff9d83ca64b800.statahead_max=128
100

real	0m0.999s
user	0m0.007s
sys	0m0.153s
'statx -l' 100 files with statahead: 1 sec
statahead total: 148
statahead wrong: 2
agl total: 145
list_total: 27
fname_total: 112
hit_total: 2259
miss_total: 1289
swrong=2 ewrong=2
 - open/close 894 (time 1787865755.46 total 10.00 last 89.38)
total: 900 open/close in 10.05 seconds: 89.55 ops/second
llite.lustre-ffff9d83ca64b800.statahead_max=0
1000

real	0m19.305s
user	0m0.063s
sys	0m2.628s
'statx -l' 1000 files without statahead: 19 sec
llite.lustre-ffff9d83ca64b800.statahead_max=128
llite.lustre-ffff9d83ca64b800.statahead_max=128
1000

real	0m7.454s
user	0m0.053s
sys	0m1.214s
'statx -l' 1000 files with statahead: 8 sec
statahead total: 149
statahead wrong: 2
agl total: 146
list_total: 28
fname_total: 112
hit_total: 3258
miss_total: 1289
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 21 seconds
llite.lustre-ffff9d83ca64b800.statahead_stats=
statahead total: 149
statahead wrong: 2
agl total: 146
list_total: 28
fname_total: 112
hit_total: 3258
miss_total: 1289
mdc.lustre-MDT0000-mdc-ffff9d83ca64b800.batch_stats=
snapshot_time:            1787865816.744245649 secs.nsecs
start_time:               1787865733.282151327 secs.nsecs
elapsed_time:             83.462094322 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6  23  23
2:		         2   7  30
4:		         1   3  34
8:		         1   3  38
16:		         1   3  42
32:		         2   7  50
64:		        13  50 100
mdc.lustre-MDT0001-mdc-ffff9d83ca64b800.batch_stats=
snapshot_time:            1787865816.744313528 secs.nsecs
start_time:               1787865733.282220557 secs.nsecs
elapsed_time:             83.462092971 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5  21  21
2:		         2   8  30
4:		         2   8  39
8:		         0   0  39
16:		         2   8  47
32:		         6  26  73
64:		         6  26 100
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