== sanity test 123aa: verify statahead work ============== 21:35:09 (1708828509)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8800aa5e4000.batch_stats=0
total: 100 open/close in 0.60 seconds: 167.89 ops/second
llite.lustre-ffff8800aa5e4000.statahead_max=0
101

real	0m0.563s
user	0m0.007s
sys	0m0.203s
ls -l 100 files without statahead: 1 sec
llite.lustre-ffff8800aa5e4000.statahead_max=128
128
101

real	0m0.297s
user	0m0.002s
sys	0m0.108s
ls -l 100 files with statahead: 0 sec
statahead total: 26
statahead wrong: 0
agl total: 26
list_total: 26
fname_total: 0
hit_total: 262
miss_total: 137
total: 900 open/close in 1.95 seconds: 462.46 ops/second
llite.lustre-ffff8800aa5e4000.statahead_max=0
1001

real	0m5.229s
user	0m0.024s
sys	0m1.954s
ls -l 1000 files without statahead: 5 sec
llite.lustre-ffff8800aa5e4000.statahead_max=128
128
1001

real	0m1.109s
user	0m0.023s
sys	0m0.859s
ls -l 1000 files with statahead: 1 sec
statahead total: 27
statahead wrong: 0
agl total: 27
list_total: 27
fname_total: 0
hit_total: 1261
miss_total: 138
 - open/close 4066 (time 1708828534.40 total 10.00 last 406.51)
 - open/close 6892 (time 1708828544.40 total 20.01 last 282.50)
total: 9000 open/close in 28.89 seconds: 311.55 ops/second
llite.lustre-ffff8800aa5e4000.statahead_max=0
10001

real	1m6.568s
user	0m0.335s
sys	0m28.375s
ls -l 10000 files without statahead: 67 sec
llite.lustre-ffff8800aa5e4000.statahead_max=128
128
10001

real	0m13.231s
user	0m0.292s
sys	0m10.625s
ls -l 10000 files with statahead: 14 sec
statahead total: 28
statahead wrong: 0
agl total: 28
list_total: 28
fname_total: 0
hit_total: 11260
miss_total: 139
ls -l done
rm -r /mnt/lustre/d123aa.sanity/: 49 seconds
rm done
statahead total: 28
statahead wrong: 0
agl total: 28
list_total: 28
fname_total: 0
hit_total: 11260
miss_total: 139
mdc.lustre-MDT0000-mdc-ffff8800aa5e4000.batch_stats=
snapshot_time:            1708828695.728031361 secs.nsecs
start_time:               1708828510.744738076 secs.nsecs
elapsed_time:             184.983293285 secs.nsecs
subreqs per batch   batches   % cum %
1:		       178  36  36
2:		        19   3  40
4:		        24   4  45
8:		        48   9  55
16:		        54  11  67
32:		         6   1  68
64:		       153  31 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536