== sanity test 123ab: verify statahead work by using statx ========================================================== 21:26:11 (1767320771)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8a5fca3f9000.batch_stats=0
total: 100 open/close in 2.41 seconds: 41.58 ops/second
llite.lustre-ffff8a5fca3f9000.statahead_max=0
100

real	0m1.533s
user	0m0.010s
sys	0m0.244s
statx -l 100 files without statahead: 1 sec
llite.lustre-ffff8a5fca3f9000.statahead_max=128
128
100

real	0m0.714s
user	0m0.007s
sys	0m0.136s
statx -l 100 files with statahead: 1 sec
statahead total: 128
statahead wrong: 2
agl total: 124
list_total: 27
fname_total: 92
hit_total: 3765
miss_total: 1219
 - open/close 810 (time 1767320795.90 total 10.00 last 80.96)
total: 900 open/close in 11.17 seconds: 80.59 ops/second
llite.lustre-ffff8a5fca3f9000.statahead_max=0
1000

real	0m20.114s
user	0m0.079s
sys	0m2.557s
statx -l 1000 files without statahead: 20 sec
llite.lustre-ffff8a5fca3f9000.statahead_max=128
128
1000

real	0m6.655s
user	0m0.085s
sys	0m1.342s
statx -l 1000 files with statahead: 6 sec
statahead total: 129
statahead wrong: 2
agl total: 125
list_total: 28
fname_total: 92
hit_total: 4764
miss_total: 1219
 - open/close 910 (time 1767320844.23 total 10.01 last 90.94)
total: 1000 open/close in 11.10 seconds: 90.13 ops/second
llite.lustre-ffff8a5fca3f9000.statahead_max=0
2000

real	0m32.324s
user	0m0.140s
sys	0m4.917s
statx -l 2000 files without statahead: 33 sec
llite.lustre-ffff8a5fca3f9000.statahead_max=128
128
2000

real	0m12.255s
user	0m0.149s
sys	0m2.450s
statx -l 2000 files with statahead: 12 sec
statahead total: 130
statahead wrong: 2
agl total: 126
list_total: 29
fname_total: 92
hit_total: 6763
miss_total: 1219
statx -l done
rm -r /mnt/lustre/d123ab.sanity: 33 seconds
llite.lustre-ffff8a5fca3f9000.statahead_stats=
statahead total: 130
statahead wrong: 2
agl total: 126
list_total: 29
fname_total: 92
hit_total: 6763
miss_total: 1219
mdc.lustre-MDT0000-mdc-ffff8a5fca3f9000.batch_stats=
snapshot_time:            1767320936.668406554 secs.nsecs
start_time:               1767320775.484728412 secs.nsecs
elapsed_time:             161.183678142 secs.nsecs
subreqs per batch   batches   % cum %
1:		        35  25  25
2:		        15  11  36
4:		        15  11  47
8:		        20  14  62
16:		         4   2  65
32:		         3   2  67
64:		        44  32 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536