== sanity test 123ab: verify statahead work by using statx ========================================================== 14:57:53 (1767729473)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff92e44641d800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff92e44641d800.batch_stats=0
striped dir -i1 -c2 -H crush /mnt/lustre/d123ab.sanity
total: 100 open/close in 0.68 seconds: 147.34 ops/second
llite.lustre-ffff92e44641d800.statahead_max=0
100

real	0m0.578s
user	0m0.006s
sys	0m0.203s
statx -l 100 files without statahead: 1 sec
llite.lustre-ffff92e44641d800.statahead_max=128
128
100

real	0m0.340s
user	0m0.003s
sys	0m0.176s
statx -l 100 files with statahead: 0 sec
statahead total: 82
statahead wrong: 2
agl total: 80
list_total: 25
fname_total: 57
hit_total: 11326
miss_total: 641
total: 900 open/close in 1.82 seconds: 494.37 ops/second
llite.lustre-ffff92e44641d800.statahead_max=0
1000

real	0m5.704s
user	0m0.051s
sys	0m1.949s
statx -l 1000 files without statahead: 5 sec
llite.lustre-ffff92e44641d800.statahead_max=128
128
1000

real	0m2.841s
user	0m0.031s
sys	0m1.707s
statx -l 1000 files with statahead: 3 sec
statahead total: 83
statahead wrong: 2
agl total: 81
list_total: 26
fname_total: 57
hit_total: 12325
miss_total: 641
 - open/close 5203 (time 1767729501.97 total 10.00 last 520.21)
total: 9000 open/close in 17.57 seconds: 512.28 ops/second
llite.lustre-ffff92e44641d800.statahead_max=0
10000

real	0m58.569s
user	0m0.674s
sys	0m19.540s
statx -l 10000 files without statahead: 59 sec
llite.lustre-ffff92e44641d800.statahead_max=128
128
10000

real	0m27.807s
user	0m0.325s
sys	0m16.328s
statx -l 10000 files with statahead: 28 sec
statahead total: 84
statahead wrong: 2
agl total: 82
list_total: 27
fname_total: 57
hit_total: 22324
miss_total: 641
statx -l done
rm -r /mnt/lustre/d123ab.sanity: 59 seconds
llite.lustre-ffff92e44641d800.statahead_stats=
statahead total: 84
statahead wrong: 2
agl total: 82
list_total: 27
fname_total: 57
hit_total: 22324
miss_total: 641
mdc.lustre-MDT0000-mdc-ffff92e44641d800.batch_stats=
snapshot_time:            1767729665.977161341 secs.nsecs
start_time:               1767729475.091907690 secs.nsecs
elapsed_time:             190.885253651 secs.nsecs
subreqs per batch   batches   % cum %
1:		       116  41  41
2:		         5   1  42
4:		         5   1  44
8:		         3   1  45
16:		         3   1  46
32:		        36  12  59
64:		       114  40 100
mdc.lustre-MDT0001-mdc-ffff92e44641d800.batch_stats=
snapshot_time:            1767729665.977206822 secs.nsecs
start_time:               1767729475.091973006 secs.nsecs
elapsed_time:             190.885233816 secs.nsecs
subreqs per batch   batches   % cum %
1:		       117  41  41
2:		        10   3  44
4:		         7   2  47
8:		         2   0  47
16:		         0   0  47
32:		        36  12  60
64:		       113  39 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536