== sanity test 123ab: verify statahead work by using statx ========================================================== 10:03:57 (1770649437)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8eddc5c36000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8eddc5c36000.batch_stats=0
striped dir -i1 -c2 -H fnv_1a_64 /mnt/lustre/d123ab.sanity
total: 100 open/close in 0.70 seconds: 143.80 ops/second
llite.lustre-ffff8eddc5c36000.statahead_max=0
100

real	0m0.581s
user	0m0.008s
sys	0m0.205s
statx -l 100 files without statahead: 0 sec
llite.lustre-ffff8eddc5c36000.statahead_max=128
128
100

real	0m0.383s
user	0m0.007s
sys	0m0.203s
statx -l 100 files with statahead: 0 sec
statahead total: 55
statahead wrong: 1
agl total: 51
list_total: 22
fname_total: 31
hit_total: 11333
miss_total: 194
total: 900 open/close in 1.91 seconds: 470.52 ops/second
llite.lustre-ffff8eddc5c36000.statahead_max=0
1000

real	0m5.830s
user	0m0.045s
sys	0m2.054s
statx -l 1000 files without statahead: 6 sec
llite.lustre-ffff8eddc5c36000.statahead_max=128
128
1000

real	0m2.828s
user	0m0.025s
sys	0m1.542s
statx -l 1000 files with statahead: 3 sec
statahead total: 56
statahead wrong: 1
agl total: 52
list_total: 23
fname_total: 31
hit_total: 12332
miss_total: 194
 - open/close 4871 (time 1770649466.75 total 10.00 last 487.02)
total: 9000 open/close in 18.70 seconds: 481.25 ops/second
llite.lustre-ffff8eddc5c36000.statahead_max=0
10000

real	0m53.591s
user	0m0.341s
sys	0m18.540s
statx -l 10000 files without statahead: 53 sec
llite.lustre-ffff8eddc5c36000.statahead_max=128
128
10000

real	0m28.139s
user	0m0.250s
sys	0m15.880s
statx -l 10000 files with statahead: 28 sec
statahead total: 57
statahead wrong: 1
agl total: 53
list_total: 24
fname_total: 31
hit_total: 22331
miss_total: 194
statx -l done
rm -r /mnt/lustre/d123ab.sanity: 57 seconds
llite.lustre-ffff8eddc5c36000.statahead_stats=
statahead total: 57
statahead wrong: 1
agl total: 53
list_total: 24
fname_total: 31
hit_total: 22331
miss_total: 194
mdc.lustre-MDT0000-mdc-ffff8eddc5c36000.batch_stats=
snapshot_time:            1770649627.558082147 secs.nsecs
start_time:               1770649439.321786245 secs.nsecs
elapsed_time:             188.236295902 secs.nsecs
subreqs per batch   batches   % cum %
1:		        97  37  37
2:		         7   2  39
4:		         6   2  41
8:		         3   1  43
16:		         0   0  43
32:		        34  12  56
64:		       115  43 100
mdc.lustre-MDT0001-mdc-ffff8eddc5c36000.batch_stats=
snapshot_time:            1770649627.558126223 secs.nsecs
start_time:               1770649439.321884404 secs.nsecs
elapsed_time:             188.236241819 secs.nsecs
subreqs per batch   batches   % cum %
1:		       112  39  39
2:		        19   6  45
4:		         1   0  46
8:		         4   1  47
16:		         0   0  47
32:		        40  14  61
64:		       109  38 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536