== sanity test 123ab: verify statahead work by using statx ========================================================== 16:58:23 (1760129903)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff88bf08000000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff88bf08000000.batch_stats=0
striped dir -i1 -c2 -H all_char /mnt/lustre/d123ab.sanity
total: 100 open/close in 1.34 seconds: 74.71 ops/second
llite.lustre-ffff88bf08000000.statahead_max=0
100

real	0m1.293s
user	0m0.007s
sys	0m0.270s
statx -l 100 files without statahead: 1 sec
llite.lustre-ffff88bf08000000.statahead_max=128
128
100

real	0m0.396s
user	0m0.006s
sys	0m0.154s
statx -l 100 files with statahead: 0 sec
statahead total: 129
statahead wrong: 2
agl total: 126
list_total: 27
fname_total: 102
hit_total: 5437
miss_total: 1455
total: 900 open/close in 3.46 seconds: 260.19 ops/second
llite.lustre-ffff88bf08000000.statahead_max=0
1000

real	0m10.380s
user	0m0.095s
sys	0m2.612s
statx -l 1000 files without statahead: 11 sec
llite.lustre-ffff88bf08000000.statahead_max=128
128
1000

real	0m3.007s
user	0m0.044s
sys	0m1.494s
statx -l 1000 files with statahead: 3 sec
statahead total: 130
statahead wrong: 2
agl total: 127
list_total: 28
fname_total: 102
hit_total: 6436
miss_total: 1455
 - open/close 1686 (time 1760129942.71 total 10.00 last 168.57)
total: 3000 open/close in 16.79 seconds: 178.71 ops/second
llite.lustre-ffff88bf08000000.statahead_max=0
4000

real	0m37.317s
user	0m0.305s
sys	0m9.957s
statx -l 4000 files without statahead: 37 sec
llite.lustre-ffff88bf08000000.statahead_max=128
128
4000

real	0m11.056s
user	0m0.158s
sys	0m6.120s
statx -l 4000 files with statahead: 11 sec
statahead total: 131
statahead wrong: 2
agl total: 128
list_total: 29
fname_total: 102
hit_total: 10435
miss_total: 1455
statx -l done
rm -r /mnt/lustre/d123ab.sanity: 36 seconds
llite.lustre-ffff88bf08000000.statahead_stats=
statahead total: 131
statahead wrong: 2
agl total: 128
list_total: 29
fname_total: 102
hit_total: 10435
miss_total: 1455
mdc.lustre-MDT0000-mdc-ffff88bf08000000.batch_stats=
snapshot_time:            1760130041.370938285 secs.nsecs
start_time:               1760129905.877245323 secs.nsecs
elapsed_time:             135.493692962 secs.nsecs
subreqs per batch   batches   % cum %
1:		        54  40  40
2:		         2   1  42
4:		         2   1  43
8:		         4   3  46
16:		         2   1  48
32:		        19  14  62
64:		        50  37 100
mdc.lustre-MDT0001-mdc-ffff88bf08000000.batch_stats=
snapshot_time:            1760130041.371007043 secs.nsecs
start_time:               1760129905.877328436 secs.nsecs
elapsed_time:             135.493678607 secs.nsecs
subreqs per batch   batches   % cum %
1:		        57  41  41
2:		         6   4  45
4:		         3   2  47
8:		         4   2  50
16:		         0   0  50
32:		        17  12  62
64:		        52  37 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536