== sanity test 123ab: verify statahead work by using statx ========================================================== 03:09:30 (1769760570)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff908b48f3d800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff908b48f3d800.batch_stats=0
striped dir -i1 -c2 -H crush2 /mnt/lustre/d123ab.sanity
total: 100 open/close in 0.65 seconds: 153.15 ops/second
llite.lustre-ffff908b48f3d800.statahead_max=0
100

real	0m0.613s
user	0m0.007s
sys	0m0.229s
statx -l 100 files without statahead: 1 sec
llite.lustre-ffff908b48f3d800.statahead_max=128
128
100

real	0m0.344s
user	0m0.005s
sys	0m0.172s
statx -l 100 files with statahead: 1 sec
statahead total: 89
statahead wrong: 2
agl total: 87
list_total: 26
fname_total: 63
hit_total: 11515
miss_total: 1222
total: 900 open/close in 1.77 seconds: 508.67 ops/second
llite.lustre-ffff908b48f3d800.statahead_max=0
1000

real	0m5.397s
user	0m0.042s
sys	0m2.015s
statx -l 1000 files without statahead: 5 sec
llite.lustre-ffff908b48f3d800.statahead_max=128
128
1000

real	0m4.301s
user	0m0.031s
sys	0m2.795s
statx -l 1000 files with statahead: 5 sec
statahead total: 90
statahead wrong: 2
agl total: 88
list_total: 27
fname_total: 63
hit_total: 12514
miss_total: 1222
 - open/close 4617 (time 1769760600.36 total 10.00 last 461.61)
total: 9000 open/close in 19.38 seconds: 464.46 ops/second
llite.lustre-ffff908b48f3d800.statahead_max=0
10000

real	0m56.449s
user	0m0.497s
sys	0m20.971s
statx -l 10000 files without statahead: 56 sec
llite.lustre-ffff908b48f3d800.statahead_max=128
128
10000

real	0m26.716s
user	0m0.302s
sys	0m16.666s
statx -l 10000 files with statahead: 27 sec
statahead total: 91
statahead wrong: 2
agl total: 89
list_total: 28
fname_total: 63
hit_total: 22513
miss_total: 1222
statx -l done
rm -r /mnt/lustre/d123ab.sanity: 60 seconds
llite.lustre-ffff908b48f3d800.statahead_stats=
statahead total: 91
statahead wrong: 2
agl total: 89
list_total: 28
fname_total: 63
hit_total: 22513
miss_total: 1222
mdc.lustre-MDT0000-mdc-ffff908b48f3d800.batch_stats=
snapshot_time:            1769760765.089940256 secs.nsecs
start_time:               1769760571.735420914 secs.nsecs
elapsed_time:             193.354519342 secs.nsecs
subreqs per batch   batches   % cum %
1:		       180  49  49
2:		        20   5  54
4:		        10   2  57
8:		         4   1  58
16:		         2   0  59
32:		        43  11  70
64:		       106  29 100
mdc.lustre-MDT0001-mdc-ffff908b48f3d800.batch_stats=
snapshot_time:            1769760765.089984166 secs.nsecs
start_time:               1769760571.735554609 secs.nsecs
elapsed_time:             193.354429557 secs.nsecs
subreqs per batch   batches   % cum %
1:		       207  53  53
2:		        18   4  58
4:		         9   2  60
8:		         1   0  61
16:		         1   0  61
32:		        45  11  73
64:		       103  26 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536