== sanity test 123aa: verify statahead work ============== 21:36:03 (1708828563)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8800b61b1000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8800b61b1000.batch_stats=0
striped dir -i1 -c2 -H crush /mnt/lustre/d123aa.sanity
total: 100 open/close in 0.54 seconds: 185.77 ops/second
llite.lustre-ffff8800b61b1000.statahead_max=0
101

real	0m0.499s
user	0m0.007s
sys	0m0.180s
ls -l 100 files without statahead: 1 sec
llite.lustre-ffff8800b61b1000.statahead_max=128
128
101

real	0m0.252s
user	0m0.002s
sys	0m0.106s
ls -l 100 files with statahead: 1 sec
statahead total: 27
statahead wrong: 0
agl total: 27
list_total: 27
fname_total: 0
hit_total: 703
miss_total: 138
total: 900 open/close in 1.67 seconds: 538.60 ops/second
llite.lustre-ffff8800b61b1000.statahead_max=0
1001

real	0m4.818s
user	0m0.031s
sys	0m1.808s
ls -l 1000 files without statahead: 5 sec
llite.lustre-ffff8800b61b1000.statahead_max=128
128
1001

real	0m0.974s
user	0m0.026s
sys	0m0.845s
ls -l 1000 files with statahead: 1 sec
statahead total: 28
statahead wrong: 0
agl total: 28
list_total: 28
fname_total: 0
hit_total: 1702
miss_total: 139
 - open/close 4546 (time 1708828586.63 total 10.00 last 454.54)
 - open/close 8372 (time 1708828596.63 total 20.00 last 382.59)
total: 9000 open/close in 21.81 seconds: 412.66 ops/second
llite.lustre-ffff8800b61b1000.statahead_max=0
10001

real	1m0.102s
user	0m0.347s
sys	0m25.214s
ls -l 10000 files without statahead: 60 sec
llite.lustre-ffff8800b61b1000.statahead_max=128
128
10001

real	0m9.596s
user	0m0.193s
sys	0m8.466s
ls -l 10000 files with statahead: 9 sec
statahead total: 29
statahead wrong: 0
agl total: 29
list_total: 29
fname_total: 0
hit_total: 11701
miss_total: 140
ls -l done
rm -r /mnt/lustre/d123aa.sanity/: 39 seconds
rm done
statahead total: 29
statahead wrong: 0
agl total: 29
list_total: 29
fname_total: 0
hit_total: 11701
miss_total: 140
mdc.lustre-MDT0000-mdc-ffff8800b61b1000.batch_stats=
snapshot_time:            1708828714.328903791 secs.nsecs
start_time:               1708828564.335295571 secs.nsecs
elapsed_time:             149.993608220 secs.nsecs
subreqs per batch   batches   % cum %
1:		        29  15  15
2:		         2   1  16
4:		         1   0  17
8:		         3   1  18
16:		         2   1  19
32:		        41  21  41
64:		       109  58 100
mdc.lustre-MDT0001-mdc-ffff8800b61b1000.batch_stats=
snapshot_time:            1708828714.329016071 secs.nsecs
start_time:               1708828564.335396701 secs.nsecs
elapsed_time:             149.993619370 secs.nsecs
subreqs per batch   batches   % cum %
1:		        29  15  15
2:		         2   1  16
4:		         2   1  17
8:		         7   3  20
16:		         0   0  20
32:		        34  17  38
64:		       119  61 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536