== sanity test 123ab: verify statahead work by using statx ========================================================== 21:08:14 (1768010894)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff92e1c3c12000.batch_stats=0
total: 100 open/close in 0.53 seconds: 189.50 ops/second
llite.lustre-ffff92e1c3c12000.statahead_max=0
100

real	0m0.486s
user	0m0.004s
sys	0m0.171s
statx -l 100 files without statahead: 0 sec
llite.lustre-ffff92e1c3c12000.statahead_max=128
128
100

real	0m0.347s
user	0m0.001s
sys	0m0.146s
statx -l 100 files with statahead: 0 sec
statahead total: 53
statahead wrong: 1
agl total: 52
list_total: 21
fname_total: 32
hit_total: 11502
miss_total: 202
total: 900 open/close in 1.75 seconds: 514.02 ops/second
llite.lustre-ffff92e1c3c12000.statahead_max=0
1000

real	0m5.828s
user	0m0.049s
sys	0m2.015s
statx -l 1000 files without statahead: 6 sec
llite.lustre-ffff92e1c3c12000.statahead_max=128
128
1000

real	0m3.122s
user	0m0.033s
sys	0m2.153s
statx -l 1000 files with statahead: 3 sec
statahead total: 54
statahead wrong: 1
agl total: 53
list_total: 22
fname_total: 32
hit_total: 12501
miss_total: 202
 - open/close 5266 (time 1768010922.72 total 10.00 last 526.51)
total: 9000 open/close in 17.73 seconds: 507.74 ops/second
llite.lustre-ffff92e1c3c12000.statahead_max=0
10000

real	0m53.650s
user	0m0.453s
sys	0m18.318s
statx -l 10000 files without statahead: 53 sec
llite.lustre-ffff92e1c3c12000.statahead_max=128
128
10000

real	0m25.595s
user	0m0.283s
sys	0m19.816s
statx -l 10000 files with statahead: 25 sec
statahead total: 55
statahead wrong: 1
agl total: 54
list_total: 23
fname_total: 32
hit_total: 22500
miss_total: 202
statx -l done
rm -r /mnt/lustre/d123ab.sanity: 59 seconds
llite.lustre-ffff92e1c3c12000.statahead_stats=
statahead total: 55
statahead wrong: 1
agl total: 54
list_total: 23
fname_total: 32
hit_total: 22500
miss_total: 202
mdc.lustre-MDT0000-mdc-ffff92e1c3c12000.batch_stats=
snapshot_time:            1768011077.670845199 secs.nsecs
start_time:               1768010895.831736633 secs.nsecs
elapsed_time:             181.839108566 secs.nsecs
subreqs per batch   batches   % cum %
1:		       248  39  39
2:		        48   7  47
4:		        47   7  54
8:		       103  16  71
16:		        28   4  75
32:		         4   0  76
64:		       150  23 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536