== sanity test 123ab: verify statahead work by using statx ========================================================== 17:04:22 (1763157862)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff93a188ff8000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff93a188ff8000.batch_stats=0
striped dir -i1 -c2 -H crush /mnt/lustre/d123ab.sanity
total: 100 open/close in 1.33 seconds: 75.00 ops/second
llite.lustre-ffff93a188ff8000.statahead_max=0
100

real	0m1.170s
user	0m0.014s
sys	0m0.280s
statx -l 100 files without statahead: 1 sec
llite.lustre-ffff93a188ff8000.statahead_max=128
128
100

real	0m0.360s
user	0m0.007s
sys	0m0.196s
statx -l 100 files with statahead: 1 sec
statahead total: 98
statahead wrong: 2
agl total: 96
list_total: 28
fname_total: 70
hit_total: 5651
miss_total: 1662
total: 900 open/close in 5.72 seconds: 157.26 ops/second
llite.lustre-ffff93a188ff8000.statahead_max=0
1000

real	0m12.903s
user	0m0.122s
sys	0m3.003s
statx -l 1000 files without statahead: 13 sec
llite.lustre-ffff93a188ff8000.statahead_max=128
128
1000

real	0m2.995s
user	0m0.054s
sys	0m1.661s
statx -l 1000 files with statahead: 3 sec
statahead total: 99
statahead wrong: 2
agl total: 97
list_total: 29
fname_total: 70
hit_total: 6650
miss_total: 1662
 - open/close 1742 (time 1763157906.17 total 10.01 last 174.10)
total: 2000 open/close in 11.63 seconds: 171.96 ops/second
llite.lustre-ffff93a188ff8000.statahead_max=0
3000

real	0m33.748s
user	0m0.333s
sys	0m8.367s
statx -l 3000 files without statahead: 34 sec
llite.lustre-ffff93a188ff8000.statahead_max=128
128
3000

real	0m8.906s
user	0m0.141s
sys	0m4.638s
statx -l 3000 files with statahead: 9 sec
statahead total: 100
statahead wrong: 2
agl total: 98
list_total: 30
fname_total: 70
hit_total: 9649
miss_total: 1662
statx -l done
rm -r /mnt/lustre/d123ab.sanity: 28 seconds
llite.lustre-ffff93a188ff8000.statahead_stats=
statahead total: 100
statahead wrong: 2
agl total: 98
list_total: 30
fname_total: 70
hit_total: 9649
miss_total: 1662
mdc.lustre-MDT0000-mdc-ffff93a188ff8000.batch_stats=
snapshot_time:            1763157986.637738790 secs.nsecs
start_time:               1763157864.393165370 secs.nsecs
elapsed_time:             122.244573420 secs.nsecs
subreqs per batch   batches   % cum %
1:		        28  29  29
2:		         1   1  30
4:		         4   4  35
8:		         4   4  39
16:		         2   2  41
32:		         6   6  47
64:		        49  52 100
mdc.lustre-MDT0001-mdc-ffff93a188ff8000.batch_stats=
snapshot_time:            1763157986.637809427 secs.nsecs
start_time:               1763157864.393252629 secs.nsecs
elapsed_time:             122.244556798 secs.nsecs
subreqs per batch   batches   % cum %
1:		        39  38  38
2:		         1   0  39
4:		         6   5  45
8:		         1   0  46
16:		         1   0  47
32:		        24  23  70
64:		        30  29 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536