== sanity test 123ab: verify statahead work by using statx ========================================================== 04:42:00 (1788511320)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff930505a75800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff930505a75800.batch_stats=0
striped dir -i1 -c2 -H crush  /mnt/lustre/d123ab.sanity
total: 100 open/close in 3.06 seconds: 32.69 ops/second
llite.lustre-ffff930505a75800.statahead_max=0
100

real	0m2.921s
user	0m0.008s
sys	0m0.305s
'statx -l' 100 files without statahead: 3 sec
llite.lustre-ffff930505a75800.statahead_max=128
llite.lustre-ffff930505a75800.statahead_max=128
100

real	0m0.858s
user	0m0.006s
sys	0m0.154s
'statx -l' 100 files with statahead: 1 sec
statahead total: 141
statahead wrong: 2
agl total: 137
list_total: 31
fname_total: 97
hit_total: 1685
miss_total: 1477
swrong=2 ewrong=2
 - open/close 620 (time 1788511350.56 total 10.00 last 62.00)
total: 900 open/close in 15.13 seconds: 59.50 ops/second
llite.lustre-ffff930505a75800.statahead_max=0
1000

real	0m21.617s
user	0m0.091s
sys	0m2.939s
'statx -l' 1000 files without statahead: 22 sec
llite.lustre-ffff930505a75800.statahead_max=128
llite.lustre-ffff930505a75800.statahead_max=128
1000

real	0m6.007s
user	0m0.082s
sys	0m1.328s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 142
statahead wrong: 2
agl total: 138
list_total: 32
fname_total: 97
hit_total: 2684
miss_total: 1477
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 20 seconds
llite.lustre-ffff930505a75800.statahead_stats=
statahead total: 142
statahead wrong: 2
agl total: 138
list_total: 32
fname_total: 97
hit_total: 2684
miss_total: 1477
mdc.lustre-MDT0000-mdc-ffff930505a75800.batch_stats=
snapshot_time:            1788511415.230039897 secs.nsecs
start_time:               1788511325.710105434 secs.nsecs
elapsed_time:             89.519934463 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4  16  16
2:		         0   0  16
4:		         1   4  20
8:		         2   8  29
16:		         2   8  37
32:		         3  12  50
64:		        12  50 100
mdc.lustre-MDT0001-mdc-ffff930505a75800.batch_stats=
snapshot_time:            1788511415.230107227 secs.nsecs
start_time:               1788511325.710228088 secs.nsecs
elapsed_time:             89.519879139 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2  10  10
2:		         0   0  10
4:		         3  15  26
8:		         0   0  26
16:		         1   5  31
32:		         6  31  63
64:		         7  36 100
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