== sanity test 123ab: verify statahead work by using statx ========================================================== 10:32:05 (1758810725)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff91d5438ba800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff91d5438ba800.batch_stats=0
striped dir -i1 -c2 -H crush2 /mnt/lustre/d123ab.sanity
total: 100 open/close in 1.34 seconds: 74.44 ops/second
llite.lustre-ffff91d5438ba800.statahead_max=0
100

real	0m1.350s
user	0m0.011s
sys	0m0.268s
statx -l 100 files without statahead: 2 sec
llite.lustre-ffff91d5438ba800.statahead_max=128
128
100

real	0m0.421s
user	0m0.006s
sys	0m0.173s
statx -l 100 files with statahead: 0 sec
statahead total: 72
statahead wrong: 1
agl total: 68
list_total: 23
fname_total: 49
hit_total: 3632
miss_total: 204
total: 900 open/close in 5.00 seconds: 180.05 ops/second
llite.lustre-ffff91d5438ba800.statahead_max=0
1000

real	0m12.511s
user	0m0.076s
sys	0m2.537s
statx -l 1000 files without statahead: 12 sec
llite.lustre-ffff91d5438ba800.statahead_max=128
128
1000

real	0m2.934s
user	0m0.040s
sys	0m1.462s
statx -l 1000 files with statahead: 3 sec
statahead total: 73
statahead wrong: 1
agl total: 69
list_total: 24
fname_total: 49
hit_total: 4631
miss_total: 204
 - open/close 1282 (time 1758810767.88 total 10.00 last 128.19)
 - open/close 2647 (time 1758810777.90 total 20.01 last 136.34)
total: 3000 open/close in 23.07 seconds: 130.06 ops/second
llite.lustre-ffff91d5438ba800.statahead_max=0
4000

real	0m59.501s
user	0m0.276s
sys	0m10.258s
statx -l 4000 files without statahead: 59 sec
llite.lustre-ffff91d5438ba800.statahead_max=128
128
4000

real	0m12.776s
user	0m0.151s
sys	0m5.153s
statx -l 4000 files with statahead: 13 sec
statahead total: 74
statahead wrong: 1
agl total: 70
list_total: 25
fname_total: 49
hit_total: 8630
miss_total: 204
statx -l done
rm -r /mnt/lustre/d123ab.sanity: 44 seconds
llite.lustre-ffff91d5438ba800.statahead_stats=
statahead total: 74
statahead wrong: 1
agl total: 70
list_total: 25
fname_total: 49
hit_total: 8630
miss_total: 204
mdc.lustre-MDT0000-mdc-ffff91d5438ba800.batch_stats=
snapshot_time:            1758810907.263579042 secs.nsecs
start_time:               1758810727.433706716 secs.nsecs
elapsed_time:             179.829872326 secs.nsecs
subreqs per batch   batches   % cum %
1:		        21  20  20
2:		         5   4  25
4:		         1   0  26
8:		         3   2  29
16:		         3   2  32
32:		        12  11  44
64:		        57  55 100
mdc.lustre-MDT0001-mdc-ffff91d5438ba800.batch_stats=
snapshot_time:            1758810907.263643897 secs.nsecs
start_time:               1758810727.433779006 secs.nsecs
elapsed_time:             179.829864891 secs.nsecs
subreqs per batch   batches   % cum %
1:		        18  18  18
2:		         5   5  24
4:		         1   1  25
8:		         3   3  28
16:		         1   1  29
32:		        21  22  51
64:		        46  48 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536