== sanity test 123ab: verify statahead work by using statx ========================================================== 15:14:01 (1773688441)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8c3805ea0000.batch_stats=0
total: 100 open/close in 0.68 seconds: 147.72 ops/second
llite.lustre-ffff8c3805ea0000.statahead_max=0
100

real	0m0.647s
user	0m0.009s
sys	0m0.235s
statx -l 100 files without statahead: 1 sec
llite.lustre-ffff8c3805ea0000.statahead_max=128
128
100

real	0m0.393s
user	0m0.001s
sys	0m0.210s
statx -l 100 files with statahead: 1 sec
statahead total: 52
statahead wrong: 1
agl total: 51
list_total: 23
fname_total: 29
hit_total: 11473
miss_total: 218
total: 900 open/close in 1.99 seconds: 451.87 ops/second
llite.lustre-ffff8c3805ea0000.statahead_max=0
1000

real	0m6.126s
user	0m0.056s
sys	0m2.253s
statx -l 1000 files without statahead: 6 sec
llite.lustre-ffff8c3805ea0000.statahead_max=128
128
1000

real	0m2.599s
user	0m0.027s
sys	0m1.906s
statx -l 1000 files with statahead: 2 sec
statahead total: 53
statahead wrong: 1
agl total: 52
list_total: 24
fname_total: 29
hit_total: 12472
miss_total: 218
 - open/close 4964 (time 1773688470.04 total 10.00 last 496.39)
total: 9000 open/close in 18.51 seconds: 486.23 ops/second
llite.lustre-ffff8c3805ea0000.statahead_max=0
10000

real	1m0.860s
user	0m0.570s
sys	0m21.849s
statx -l 10000 files without statahead: 61 sec
llite.lustre-ffff8c3805ea0000.statahead_max=128
128
10000

real	0m25.193s
user	0m0.287s
sys	0m20.007s
statx -l 10000 files with statahead: 25 sec
statahead total: 54
statahead wrong: 1
agl total: 53
list_total: 25
fname_total: 29
hit_total: 22471
miss_total: 218
statx -l done
rm -r /mnt/lustre/d123ab.sanity: 60 seconds
llite.lustre-ffff8c3805ea0000.statahead_stats=
statahead total: 54
statahead wrong: 1
agl total: 53
list_total: 25
fname_total: 29
hit_total: 22471
miss_total: 218
mdc.lustre-MDT0000-mdc-ffff8c3805ea0000.batch_stats=
snapshot_time:            1773688636.968510402 secs.nsecs
start_time:               1773688442.684356231 secs.nsecs
elapsed_time:             194.284154171 secs.nsecs
subreqs per batch   batches   % cum %
1:		       373  46  46
2:		        77   9  56
4:		        77   9  66
8:		        98  12  78
16:		        22   2  81
32:		         2   0  81
64:		       148  18 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536