== sanity test 123ab: verify statahead work by using statx ========================================================== 10:33:29 (1766417609)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9fcc4ab6a800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9fcc4ab6a800.batch_stats=0
striped dir -i1 -c2 -H all_char /mnt/lustre/d123ab.sanity
total: 100 open/close in 0.80 seconds: 124.69 ops/second
llite.lustre-ffff9fcc4ab6a800.statahead_max=0
100

real	0m0.630s
user	0m0.006s
sys	0m0.221s
statx -l 100 files without statahead: 0 sec
llite.lustre-ffff9fcc4ab6a800.statahead_max=128
128
100

real	0m0.419s
user	0m0.003s
sys	0m0.161s
statx -l 100 files with statahead: 0 sec
statahead total: 98
statahead wrong: 2
agl total: 96
list_total: 26
fname_total: 59
hit_total: 11442
miss_total: 1029
total: 900 open/close in 2.13 seconds: 423.03 ops/second
llite.lustre-ffff9fcc4ab6a800.statahead_max=0
1000

real	0m6.483s
user	0m0.059s
sys	0m2.196s
statx -l 1000 files without statahead: 6 sec
llite.lustre-ffff9fcc4ab6a800.statahead_max=128
128
1000

real	0m4.199s
user	0m0.036s
sys	0m2.565s
statx -l 1000 files with statahead: 5 sec
statahead total: 99
statahead wrong: 2
agl total: 97
list_total: 27
fname_total: 59
hit_total: 12441
miss_total: 1029
 - open/close 4222 (time 1766417641.50 total 10.00 last 422.13)
 - open/close 8351 (time 1766417651.50 total 20.00 last 412.81)
total: 9000 open/close in 21.50 seconds: 418.61 ops/second
llite.lustre-ffff9fcc4ab6a800.statahead_max=0
10000

real	1m1.379s
user	0m0.466s
sys	0m20.468s
statx -l 10000 files without statahead: 62 sec
llite.lustre-ffff9fcc4ab6a800.statahead_max=128
128
10000

real	0m28.023s
user	0m0.267s
sys	0m15.148s
statx -l 10000 files with statahead: 28 sec
statahead total: 100
statahead wrong: 2
agl total: 98
list_total: 28
fname_total: 59
hit_total: 22440
miss_total: 1029
statx -l done
rm -r /mnt/lustre/d123ab.sanity: 70 seconds
llite.lustre-ffff9fcc4ab6a800.statahead_stats=
statahead total: 100
statahead wrong: 2
agl total: 98
list_total: 28
fname_total: 59
hit_total: 22440
miss_total: 1029
mdc.lustre-MDT0000-mdc-ffff9fcc4ab6a800.batch_stats=
snapshot_time:            1766417824.269518412 secs.nsecs
start_time:               1766417611.253758503 secs.nsecs
elapsed_time:             213.015759909 secs.nsecs
subreqs per batch   batches   % cum %
1:		       125  42  42
2:		        11   3  45
4:		         7   2  48
8:		         3   1  49
16:		         1   0  49
32:		        37  12  62
64:		       112  37 100
mdc.lustre-MDT0001-mdc-ffff9fcc4ab6a800.batch_stats=
snapshot_time:            1766417824.269565363 secs.nsecs
start_time:               1766417611.253839287 secs.nsecs
elapsed_time:             213.015726076 secs.nsecs
subreqs per batch   batches   % cum %
1:		       130  43  43
2:		        10   3  46
4:		         5   1  48
8:		         4   1  49
16:		         2   0  50
32:		        32  10  61
64:		       116  38 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536