== sanity test 123ab: verify statahead work by using statx ========================================================== 07:22:18 (1773660138)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8f34c559a800.batch_stats=0
total: 100 open/close in 1.23 seconds: 81.08 ops/second
llite.lustre-ffff8f34c559a800.statahead_max=0
100

real	0m1.202s
user	0m0.012s
sys	0m0.334s
statx -l 100 files without statahead: 1 sec
llite.lustre-ffff8f34c559a800.statahead_max=128
128
100

real	0m0.448s
user	0m0.008s
sys	0m0.210s
statx -l 100 files with statahead: 0 sec
statahead total: 116
statahead wrong: 2
agl total: 112
list_total: 28
fname_total: 83
hit_total: 4388
miss_total: 1410
total: 900 open/close in 5.32 seconds: 169.22 ops/second
llite.lustre-ffff8f34c559a800.statahead_max=0
1000

real	0m12.300s
user	0m0.080s
sys	0m3.327s
statx -l 1000 files without statahead: 12 sec
llite.lustre-ffff8f34c559a800.statahead_max=128
128
1000

real	0m3.402s
user	0m0.058s
sys	0m2.375s
statx -l 1000 files with statahead: 3 sec
statahead total: 117
statahead wrong: 2
agl total: 113
list_total: 29
fname_total: 83
hit_total: 5387
miss_total: 1410
 - open/close 1707 (time 1773660182.84 total 10.00 last 170.69)
total: 3000 open/close in 18.92 seconds: 158.53 ops/second
llite.lustre-ffff8f34c559a800.statahead_max=0
4000

real	0m52.112s
user	0m0.347s
sys	0m13.041s
statx -l 4000 files without statahead: 52 sec
llite.lustre-ffff8f34c559a800.statahead_max=128
128
4000

real	0m13.341s
user	0m0.236s
sys	0m9.695s
statx -l 4000 files with statahead: 14 sec
statahead total: 118
statahead wrong: 2
agl total: 114
list_total: 30
fname_total: 83
hit_total: 9386
miss_total: 1410
statx -l done
rm -r /mnt/lustre/d123ab.sanity: 44 seconds
llite.lustre-ffff8f34c559a800.statahead_stats=
statahead total: 118
statahead wrong: 2
agl total: 114
list_total: 30
fname_total: 83
hit_total: 9386
miss_total: 1410
mdc.lustre-MDT0000-mdc-ffff8f34c559a800.batch_stats=
snapshot_time:            1773660312.644080093 secs.nsecs
start_time:               1773660140.872341782 secs.nsecs
elapsed_time:             171.771738311 secs.nsecs
subreqs per batch   batches   % cum %
1:		       155  43  43
2:		        36  10  53
4:		        41  11  64
8:		        47  13  77
16:		        10   2  80
32:		         2   0  81
64:		        68  18 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536