== sanity test 123ab: verify statahead work by using statx ========================================================== 05:40:57 (1774431657)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8e1ec8416000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8e1ec8416000.batch_stats=0
striped dir -i1 -c2 -H fnv_1a_64 /mnt/lustre/d123ab.sanity
total: 100 open/close in 0.86 seconds: 116.53 ops/second
llite.lustre-ffff8e1ec8416000.statahead_max=0
100

real	0m0.741s
user	0m0.014s
sys	0m0.257s
statx -l 100 files without statahead: 1 sec
llite.lustre-ffff8e1ec8416000.statahead_max=128
128
100

real	0m0.377s
user	0m0.007s
sys	0m0.169s
statx -l 100 files with statahead: 0 sec
statahead total: 67
statahead wrong: 2
agl total: 65
list_total: 25
fname_total: 41
hit_total: 11316
miss_total: 1308
total: 900 open/close in 2.68 seconds: 335.58 ops/second
llite.lustre-ffff8e1ec8416000.statahead_max=0
1000

real	0m6.387s
user	0m0.065s
sys	0m2.353s
statx -l 1000 files without statahead: 6 sec
llite.lustre-ffff8e1ec8416000.statahead_max=128
128
1000

real	0m2.521s
user	0m0.025s
sys	0m1.569s
statx -l 1000 files with statahead: 3 sec
statahead total: 68
statahead wrong: 2
agl total: 66
list_total: 26
fname_total: 41
hit_total: 12315
miss_total: 1308
 - open/close 3869 (time 1774431688.59 total 10.00 last 386.83)
 - open/close 7849 (time 1774431698.60 total 20.00 last 397.92)
total: 9000 open/close in 23.20 seconds: 387.85 ops/second
llite.lustre-ffff8e1ec8416000.statahead_max=0
10000

real	0m58.987s
user	0m0.626s
sys	0m21.513s
statx -l 10000 files without statahead: 59 sec
llite.lustre-ffff8e1ec8416000.statahead_max=128
128
10000

real	0m25.287s
user	0m0.348s
sys	0m16.440s
statx -l 10000 files with statahead: 25 sec
statahead total: 69
statahead wrong: 2
agl total: 67
list_total: 27
fname_total: 41
hit_total: 22314
miss_total: 1308
statx -l done
rm -r /mnt/lustre/d123ab.sanity: 54 seconds
llite.lustre-ffff8e1ec8416000.statahead_stats=
statahead total: 69
statahead wrong: 2
agl total: 67
list_total: 27
fname_total: 41
hit_total: 22314
miss_total: 1308
mdc.lustre-MDT0000-mdc-ffff8e1ec8416000.batch_stats=
snapshot_time:            1774431851.753233358 secs.nsecs
start_time:               1774431659.530214600 secs.nsecs
elapsed_time:             192.223018758 secs.nsecs
subreqs per batch   batches   % cum %
1:		       193  51  51
2:		        24   6  57
4:		         6   1  58
8:		         6   1  60
16:		         1   0  60
32:		        42  11  71
64:		       106  28 100
mdc.lustre-MDT0001-mdc-ffff8e1ec8416000.batch_stats=
snapshot_time:            1774431851.753316226 secs.nsecs
start_time:               1774431659.530396916 secs.nsecs
elapsed_time:             192.222919310 secs.nsecs
subreqs per batch   batches   % cum %
1:		       200  52  52
2:		        19   5  57
4:		         9   2  60
8:		         2   0  60
16:		         2   0  61
32:		        38  10  71
64:		       110  28 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536