== sanity test 123ab: verify statahead work by using statx ========================================================== 06:14:28 (1768562068)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff96d950225000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff96d950225000.batch_stats=0
striped dir -i1 -c2 -H fnv_1a_64 /mnt/lustre/d123ab.sanity
total: 100 open/close in 3.42 seconds: 29.21 ops/second
llite.lustre-ffff96d950225000.statahead_max=0
100

real	0m2.567s
user	0m0.013s
sys	0m0.299s
statx -l 100 files without statahead: 3 sec
llite.lustre-ffff96d950225000.statahead_max=128
128
100

real	0m0.968s
user	0m0.010s
sys	0m0.119s
statx -l 100 files with statahead: 1 sec
statahead total: 144
statahead wrong: 2
agl total: 140
list_total: 26
fname_total: 104
hit_total: 1690
miss_total: 1688
 - open/close 490 (time 1768562098.39 total 10.02 last 48.88)
total: 900 open/close in 18.75 seconds: 48.01 ops/second
llite.lustre-ffff96d950225000.statahead_max=0
1000

real	0m25.055s
user	0m0.089s
sys	0m2.837s
statx -l 1000 files without statahead: 25 sec
llite.lustre-ffff96d950225000.statahead_max=128
128
1000

real	0m7.641s
user	0m0.115s
sys	0m1.577s
statx -l 1000 files with statahead: 8 sec
statahead total: 145
statahead wrong: 2
agl total: 141
list_total: 27
fname_total: 104
hit_total: 2689
miss_total: 1688
statx -l done
rm -r /mnt/lustre/d123ab.sanity: 20 seconds
llite.lustre-ffff96d950225000.statahead_stats=
statahead total: 145
statahead wrong: 2
agl total: 141
list_total: 27
fname_total: 104
hit_total: 2689
miss_total: 1688
mdc.lustre-MDT0000-mdc-ffff96d950225000.batch_stats=
snapshot_time:            1768562178.118612237 secs.nsecs
start_time:               1768562072.978660743 secs.nsecs
elapsed_time:             105.139951494 secs.nsecs
subreqs per batch   batches   % cum %
1:		         1   4   4
2:		         0   0   4
4:		         1   4   9
8:		         5  23  33
16:		         0   0  33
32:		         4  19  52
64:		        10  47 100
mdc.lustre-MDT0001-mdc-ffff96d950225000.batch_stats=
snapshot_time:            1768562178.118712810 secs.nsecs
start_time:               1768562072.978902969 secs.nsecs
elapsed_time:             105.139809841 secs.nsecs
subreqs per batch   batches   % cum %
1:		         2   9   9
2:		         0   0   9
4:		         3  13  22
8:		         1   4  27
16:		         2   9  36
32:		         3  13  50
64:		        11  50 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536