== sanity test 123ab: verify statahead work by using statx ========================================================== 03:05:55 (1761289555)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff987505e37800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff987505e37800.batch_stats=0
striped dir -i1 -c2 -H crush2 /mnt/lustre/d123ab.sanity
total: 100 open/close in 1.03 seconds: 97.39 ops/second
llite.lustre-ffff987505e37800.statahead_max=0
100

real	0m0.904s
user	0m0.013s
sys	0m0.259s
statx -l 100 files without statahead: 1 sec
llite.lustre-ffff987505e37800.statahead_max=128
128
100

real	0m0.395s
user	0m0.006s
sys	0m0.160s
statx -l 100 files with statahead: 0 sec
statahead total: 99
statahead wrong: 2
agl total: 96
list_total: 28
fname_total: 70
hit_total: 6249
miss_total: 1278
total: 900 open/close in 3.89 seconds: 231.64 ops/second
llite.lustre-ffff987505e37800.statahead_max=0
1000

real	0m8.493s
user	0m0.067s
sys	0m2.513s
statx -l 1000 files without statahead: 8 sec
llite.lustre-ffff987505e37800.statahead_max=128
128
1000

real	0m3.072s
user	0m0.046s
sys	0m1.626s
statx -l 1000 files with statahead: 3 sec
statahead total: 100
statahead wrong: 2
agl total: 97
list_total: 29
fname_total: 70
hit_total: 7248
miss_total: 1278
 - open/close 2136 (time 1761289591.27 total 10.00 last 213.53)
 - open/close 4286 (time 1761289601.27 total 20.00 last 214.97)
 - open/close 6471 (time 1761289611.28 total 30.01 last 218.40)
 - open/close 8616 (time 1761289621.28 total 40.01 last 214.46)
total: 9000 open/close in 41.64 seconds: 216.15 ops/second
llite.lustre-ffff987505e37800.statahead_max=0
10000

real	1m35.765s
user	0m0.718s
sys	0m24.418s
statx -l 10000 files without statahead: 96 sec
llite.lustre-ffff987505e37800.statahead_max=128
128
10000

real	0m31.642s
user	0m0.368s
sys	0m13.670s
statx -l 10000 files with statahead: 31 sec
statahead total: 101
statahead wrong: 2
agl total: 98
list_total: 30
fname_total: 70
hit_total: 17247
miss_total: 1278
statx -l done
rm -r /mnt/lustre/d123ab.sanity: 134 seconds
llite.lustre-ffff987505e37800.statahead_stats=
statahead total: 101
statahead wrong: 2
agl total: 98
list_total: 30
fname_total: 70
hit_total: 17247
miss_total: 1278
mdc.lustre-MDT0000-mdc-ffff987505e37800.batch_stats=
snapshot_time:            1761289898.859137633 secs.nsecs
start_time:               1761289557.535694437 secs.nsecs
elapsed_time:             341.323443196 secs.nsecs
subreqs per batch   batches   % cum %
1:		        86  32  32
2:		        10   3  36
4:		         9   3  39
8:		         5   1  41
16:		         3   1  42
32:		        41  15  58
64:		       110  41 100
mdc.lustre-MDT0001-mdc-ffff987505e37800.batch_stats=
snapshot_time:            1761289898.859192868 secs.nsecs
start_time:               1761289557.535771086 secs.nsecs
elapsed_time:             341.323421782 secs.nsecs
subreqs per batch   batches   % cum %
1:		        85  33  33
2:		         5   1  35
4:		         9   3  39
8:		         1   0  39
16:		         1   0  40
32:		        38  15  55
64:		       113  44 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536