== sanity test 123ab: verify statahead work by using statx ========================================================== 22:13:39 (1763349219)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9970585af800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9970585af800.batch_stats=0
striped dir -i1 -c2 -H crush2 /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.23 seconds: 44.79 ops/second
llite.lustre-ffff9970585af800.statahead_max=0
100

real	0m2.115s
user	0m0.010s
sys	0m0.294s
statx -l 100 files without statahead: 2 sec
llite.lustre-ffff9970585af800.statahead_max=128
128
100

real	0m0.880s
user	0m0.007s
sys	0m0.150s
statx -l 100 files with statahead: 1 sec
statahead total: 112
statahead wrong: 1
agl total: 109
list_total: 27
fname_total: 85
hit_total: 3656
miss_total: 237
 - open/close 770 (time 1763349245.17 total 10.00 last 77.00)
total: 900 open/close in 11.53 seconds: 78.05 ops/second
llite.lustre-ffff9970585af800.statahead_max=0
1000

real	0m18.347s
user	0m0.058s
sys	0m2.786s
statx -l 1000 files without statahead: 18 sec
llite.lustre-ffff9970585af800.statahead_max=128
128
1000

real	0m4.257s
user	0m0.064s
sys	0m1.316s
statx -l 1000 files with statahead: 4 sec
statahead total: 113
statahead wrong: 1
agl total: 110
list_total: 28
fname_total: 85
hit_total: 4655
miss_total: 237
 - open/close 831 (time 1763349288.02 total 10.00 last 83.06)
total: 1000 open/close in 12.02 seconds: 83.23 ops/second
llite.lustre-ffff9970585af800.statahead_max=0
2000

real	0m38.426s
user	0m0.154s
sys	0m5.522s
statx -l 2000 files without statahead: 38 sec
llite.lustre-ffff9970585af800.statahead_max=128
128
2000

real	0m7.788s
user	0m0.093s
sys	0m2.512s
statx -l 2000 files with statahead: 8 sec
statahead total: 114
statahead wrong: 1
agl total: 111
list_total: 29
fname_total: 85
hit_total: 6654
miss_total: 237
statx -l done
rm -r /mnt/lustre/d123ab.sanity: 30 seconds
llite.lustre-ffff9970585af800.statahead_stats=
statahead total: 114
statahead wrong: 1
agl total: 111
list_total: 29
fname_total: 85
hit_total: 6654
miss_total: 237
mdc.lustre-MDT0000-mdc-ffff9970585af800.batch_stats=
snapshot_time:            1763349375.067276158 secs.nsecs
start_time:               1763349223.514623650 secs.nsecs
elapsed_time:             151.552652508 secs.nsecs
subreqs per batch   batches   % cum %
1:		        13  18  18
2:		         2   2  21
4:		         6   8  30
8:		         6   8  39
16:		         2   2  42
32:		         8  11  53
64:		        32  46 100
mdc.lustre-MDT0001-mdc-ffff9970585af800.batch_stats=
snapshot_time:            1763349375.067361975 secs.nsecs
start_time:               1763349223.515481162 secs.nsecs
elapsed_time:             151.551880813 secs.nsecs
subreqs per batch   batches   % cum %
1:		        13  20  20
2:		         0   0  20
4:		         6   9  30
8:		         3   4  35
16:		         1   1  37
32:		        16  25  62
64:		        23  37 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536