== sanity test 123ab: verify statahead work by using statx ========================================================== 02:43:53 (1769759033)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8ea798290800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8ea798290800.batch_stats=0
striped dir -i1 -c2 -H crush2 /mnt/lustre/d123ab.sanity
total: 100 open/close in 1.76 seconds: 56.74 ops/second
llite.lustre-ffff8ea798290800.statahead_max=0
100

real	0m1.508s
user	0m0.011s
sys	0m0.291s
statx -l 100 files without statahead: 2 sec
llite.lustre-ffff8ea798290800.statahead_max=128
128
100

real	0m0.469s
user	0m0.009s
sys	0m0.178s
statx -l 100 files with statahead: 0 sec
statahead total: 135
statahead wrong: 2
agl total: 131
list_total: 29
fname_total: 106
hit_total: 4557
miss_total: 1418
total: 900 open/close in 8.32 seconds: 108.22 ops/second
llite.lustre-ffff8ea798290800.statahead_max=0
1000

real	0m15.353s
user	0m0.095s
sys	0m2.796s
statx -l 1000 files without statahead: 15 sec
llite.lustre-ffff8ea798290800.statahead_max=128
128
1000

real	0m3.467s
user	0m0.052s
sys	0m1.395s
statx -l 1000 files with statahead: 3 sec
statahead total: 136
statahead wrong: 2
agl total: 132
list_total: 30
fname_total: 106
hit_total: 5556
miss_total: 1418
 - open/close 1217 (time 1769759086.72 total 10.01 last 121.57)
total: 2000 open/close in 17.76 seconds: 112.58 ops/second
llite.lustre-ffff8ea798290800.statahead_max=0
3000

real	0m45.414s
user	0m0.291s
sys	0m8.006s
statx -l 3000 files without statahead: 45 sec
llite.lustre-ffff8ea798290800.statahead_max=128
128
3000

real	0m10.041s
user	0m0.148s
sys	0m3.853s
statx -l 3000 files with statahead: 10 sec
statahead total: 137
statahead wrong: 2
agl total: 133
list_total: 31
fname_total: 106
hit_total: 8555
miss_total: 1418
statx -l done
rm -r /mnt/lustre/d123ab.sanity: 40 seconds
llite.lustre-ffff8ea798290800.statahead_stats=
statahead total: 137
statahead wrong: 2
agl total: 133
list_total: 31
fname_total: 106
hit_total: 8555
miss_total: 1418
mdc.lustre-MDT0000-mdc-ffff8ea798290800.batch_stats=
snapshot_time:            1769759198.109054539 secs.nsecs
start_time:               1769759036.636125883 secs.nsecs
elapsed_time:             161.472928656 secs.nsecs
subreqs per batch   batches   % cum %
1:		        12  15  15
2:		         0   0  15
4:		         4   5  20
8:		         3   3  24
16:		         3   3  28
32:		        14  18  46
64:		        41  53 100
mdc.lustre-MDT0001-mdc-ffff8ea798290800.batch_stats=
snapshot_time:            1769759198.109126014 secs.nsecs
start_time:               1769759036.636212925 secs.nsecs
elapsed_time:             161.472913089 secs.nsecs
subreqs per batch   batches   % cum %
1:		        11  14  14
2:		         3   3  18
4:		         4   5  23
8:		         3   3  27
16:		         2   2  29
32:		        23  29  59
64:		        31  40 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536