== sanity test 123ab: verify statahead work by using statx ========================================================== 06:19:48 (1765106388)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff970d468fb000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff970d468fb000.batch_stats=0
striped dir -i1 -c2 -H all_char /mnt/lustre/d123ab.sanity
total: 100 open/close in 0.58 seconds: 172.02 ops/second
llite.lustre-ffff970d468fb000.statahead_max=0
100

real	0m0.552s
user	0m0.005s
sys	0m0.194s
statx -l 100 files without statahead: 1 sec
llite.lustre-ffff970d468fb000.statahead_max=128
128
100

real	0m0.347s
user	0m0.005s
sys	0m0.124s
statx -l 100 files with statahead: 0 sec
statahead total: 67
statahead wrong: 1
agl total: 64
list_total: 23
fname_total: 44
hit_total: 11896
miss_total: 212
total: 900 open/close in 1.91 seconds: 472.34 ops/second
llite.lustre-ffff970d468fb000.statahead_max=0
1000

real	0m5.612s
user	0m0.057s
sys	0m1.961s
statx -l 1000 files without statahead: 5 sec
llite.lustre-ffff970d468fb000.statahead_max=128
128
1000

real	0m2.435s
user	0m0.031s
sys	0m1.441s
statx -l 1000 files with statahead: 3 sec
statahead total: 68
statahead wrong: 1
agl total: 65
list_total: 24
fname_total: 44
hit_total: 12895
miss_total: 212
 - open/close 4623 (time 1765106416.47 total 10.00 last 462.28)
total: 9000 open/close in 19.08 seconds: 471.72 ops/second
llite.lustre-ffff970d468fb000.statahead_max=0
10000

real	0m57.077s
user	0m0.527s
sys	0m19.502s
statx -l 10000 files without statahead: 58 sec
llite.lustre-ffff970d468fb000.statahead_max=128
128
10000

real	0m30.262s
user	0m0.308s
sys	0m17.392s
statx -l 10000 files with statahead: 31 sec
statahead total: 69
statahead wrong: 1
agl total: 66
list_total: 25
fname_total: 44
hit_total: 22894
miss_total: 212
statx -l done
rm -r /mnt/lustre/d123ab.sanity: 64 seconds
llite.lustre-ffff970d468fb000.statahead_stats=
statahead total: 69
statahead wrong: 1
agl total: 66
list_total: 25
fname_total: 44
hit_total: 22894
miss_total: 212
mdc.lustre-MDT0000-mdc-ffff970d468fb000.batch_stats=
snapshot_time:            1765106587.787981095 secs.nsecs
start_time:               1765106390.156684574 secs.nsecs
elapsed_time:             197.631296521 secs.nsecs
subreqs per batch   batches   % cum %
1:		       119  39  39
2:		        17   5  45
4:		        10   3  48
8:		         6   1  50
16:		         0   0  50
32:		        37  12  62
64:		       112  37 100
mdc.lustre-MDT0001-mdc-ffff970d468fb000.batch_stats=
snapshot_time:            1765106587.788022175 secs.nsecs
start_time:               1765106390.156759098 secs.nsecs
elapsed_time:             197.631263077 secs.nsecs
subreqs per batch   batches   % cum %
1:		       124  41  41
2:		        12   4  45
4:		         9   3  48
8:		         3   1  49
16:		         1   0  50
32:		        35  11  61
64:		       114  38 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536