== sanity test 123ab: verify statahead work by using statx ========================================================== 06:33:43 (1762169623)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8e3790da8800.batch_stats=0
total: 100 open/close in 1.02 seconds: 98.28 ops/second
llite.lustre-ffff8e3790da8800.statahead_max=0
100

real	0m1.053s
user	0m0.006s
sys	0m0.258s
statx -l 100 files without statahead: 1 sec
llite.lustre-ffff8e3790da8800.statahead_max=128
128
100

real	0m0.392s
user	0m0.004s
sys	0m0.180s
statx -l 100 files with statahead: 0 sec
statahead total: 91
statahead wrong: 1
agl total: 70
list_total: 24
fname_total: 62
hit_total: 4915
miss_total: 229
total: 900 open/close in 4.10 seconds: 219.64 ops/second
llite.lustre-ffff8e3790da8800.statahead_max=0
1000

real	0m10.124s
user	0m0.054s
sys	0m2.483s
statx -l 1000 files without statahead: 10 sec
llite.lustre-ffff8e3790da8800.statahead_max=128
128
1000

real	0m2.607s
user	0m0.037s
sys	0m1.753s
statx -l 1000 files with statahead: 3 sec
statahead total: 92
statahead wrong: 1
agl total: 71
list_total: 25
fname_total: 62
hit_total: 5914
miss_total: 229
 - open/close 1739 (time 1762169661.28 total 10.00 last 173.86)
 - open/close 3832 (time 1762169671.28 total 20.00 last 209.27)
total: 4000 open/close in 21.00 seconds: 190.45 ops/second
llite.lustre-ffff8e3790da8800.statahead_max=0
5000

real	1m0.263s
user	0m0.350s
sys	0m12.250s
statx -l 5000 files without statahead: 61 sec
llite.lustre-ffff8e3790da8800.statahead_max=128
128
5000

real	0m13.318s
user	0m0.226s
sys	0m7.796s
statx -l 5000 files with statahead: 13 sec
statahead total: 93
statahead wrong: 1
agl total: 72
list_total: 26
fname_total: 62
hit_total: 10913
miss_total: 229
statx -l done
rm -r /mnt/lustre/d123ab.sanity: 46 seconds
llite.lustre-ffff8e3790da8800.statahead_stats=
statahead total: 93
statahead wrong: 1
agl total: 72
list_total: 26
fname_total: 62
hit_total: 10913
miss_total: 229
mdc.lustre-MDT0000-mdc-ffff8e3790da8800.batch_stats=
snapshot_time:            1762169800.854287343 secs.nsecs
start_time:               1762169625.399869647 secs.nsecs
elapsed_time:             175.454417696 secs.nsecs
subreqs per batch   batches   % cum %
1:		       143  41  41
2:		        28   8  50
4:		        24   7  57
8:		        46  13  70
16:		        13   3  74
32:		         3   0  75
64:		        84  24 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536