== sanity test 123ab: verify statahead work by using statx ========================================================== 17:40:26 (1775770826)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9ee8183d5800.batch_stats=0
total: 100 open/close in 2.71 seconds: 36.87 ops/second
llite.lustre-ffff9ee8183d5800.statahead_max=0
100

real	0m3.083s
user	0m0.011s
sys	0m0.362s
statx -l 100 files without statahead: 3 sec
llite.lustre-ffff9ee8183d5800.statahead_max=128
128
100

real	0m1.112s
user	0m0.012s
sys	0m0.154s
statx -l 100 files with statahead: 1 sec
statahead total: 130
statahead wrong: 2
agl total: 126
list_total: 26
fname_total: 104
hit_total: 2063
miss_total: 1280
 - open/close 510 (time 1775770855.14 total 10.02 last 50.91)
total: 900 open/close in 17.63 seconds: 51.06 ops/second
llite.lustre-ffff9ee8183d5800.statahead_max=0
1000

real	0m26.361s
user	0m0.104s
sys	0m3.015s
statx -l 1000 files without statahead: 26 sec
llite.lustre-ffff9ee8183d5800.statahead_max=128
128
1000

real	0m7.443s
user	0m0.070s
sys	0m1.466s
statx -l 1000 files with statahead: 8 sec
statahead total: 131
statahead wrong: 2
agl total: 127
list_total: 27
fname_total: 104
hit_total: 3062
miss_total: 1280
statx -l done
rm -r /mnt/lustre/d123ab.sanity: 27 seconds
llite.lustre-ffff9ee8183d5800.statahead_stats=
statahead total: 131
statahead wrong: 2
agl total: 127
list_total: 27
fname_total: 104
hit_total: 3062
miss_total: 1280
mdc.lustre-MDT0000-mdc-ffff9ee8183d5800.batch_stats=
snapshot_time:            1775770939.229958412 secs.nsecs
start_time:               1775770830.898132590 secs.nsecs
elapsed_time:             108.331825822 secs.nsecs
subreqs per batch   batches   % cum %
1:		        23  35  35
2:		         9  13  49
4:		         7  10  60
8:		         7  10  70
16:		         3   4  75
32:		         1   1  76
64:		        15  23 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536