== sanity test 123ab: verify statahead work by using statx ========================================================== 23:30:50 (1770438650)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8ad4886e0000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8ad4886e0000.batch_stats=0
striped dir -i1 -c2 -H all_char /mnt/lustre/d123ab.sanity
total: 100 open/close in 0.72 seconds: 138.40 ops/second
llite.lustre-ffff8ad4886e0000.statahead_max=0
100

real	0m0.847s
user	0m0.006s
sys	0m0.274s
statx -l 100 files without statahead: 1 sec
llite.lustre-ffff8ad4886e0000.statahead_max=128
128
100

real	0m0.394s
user	0m0.005s
sys	0m0.137s
statx -l 100 files with statahead: 1 sec
statahead total: 73
statahead wrong: 1
agl total: 71
list_total: 24
fname_total: 39
hit_total: 6781
miss_total: 205
total: 900 open/close in 3.86 seconds: 233.06 ops/second
llite.lustre-ffff8ad4886e0000.statahead_max=0
1000

real	0m10.065s
user	0m0.099s
sys	0m3.139s
statx -l 1000 files without statahead: 10 sec
llite.lustre-ffff8ad4886e0000.statahead_max=128
128
1000

real	0m2.804s
user	0m0.033s
sys	0m1.327s
statx -l 1000 files with statahead: 3 sec
statahead total: 74
statahead wrong: 1
agl total: 72
list_total: 25
fname_total: 39
hit_total: 7780
miss_total: 205
 - open/close 2421 (time 1770438688.18 total 10.00 last 242.04)
total: 4000 open/close in 15.12 seconds: 264.58 ops/second
llite.lustre-ffff8ad4886e0000.statahead_max=0
5000

real	0m48.253s
user	0m0.270s
sys	0m15.206s
statx -l 5000 files without statahead: 48 sec
llite.lustre-ffff8ad4886e0000.statahead_max=128
128
5000

real	0m20.347s
user	0m0.120s
sys	0m10.262s
statx -l 5000 files with statahead: 20 sec
statahead total: 75
statahead wrong: 1
agl total: 73
list_total: 26
fname_total: 39
hit_total: 12779
miss_total: 205
statx -l done
rm -r /mnt/lustre/d123ab.sanity: 38 seconds
llite.lustre-ffff8ad4886e0000.statahead_stats=
statahead total: 75
statahead wrong: 1
agl total: 73
list_total: 26
fname_total: 39
hit_total: 12779
miss_total: 205
mdc.lustre-MDT0000-mdc-ffff8ad4886e0000.batch_stats=
snapshot_time:            1770438810.229871126 secs.nsecs
start_time:               1770438651.995396269 secs.nsecs
elapsed_time:             158.234474857 secs.nsecs
subreqs per batch   batches   % cum %
1:		        70  42  42
2:		         5   3  46
4:		         6   3  49
8:		         1   0  50
16:		         0   0  50
32:		        18  11  61
64:		        63  38 100
mdc.lustre-MDT0001-mdc-ffff8ad4886e0000.batch_stats=
snapshot_time:            1770438810.229928119 secs.nsecs
start_time:               1770438651.995477589 secs.nsecs
elapsed_time:             158.234450530 secs.nsecs
subreqs per batch   batches   % cum %
1:		        77  44  44
2:		        10   5  49
4:		         3   1  51
8:		         4   2  53
16:		         0   0  53
32:		        18  10  64
64:		        63  36 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536