== sanity test 123aa: verify statahead work ============== 13:28:57 (1772476137)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffffa02e51192000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffffa02e51192000.batch_stats=0
striped dir -i1 -c2 -H crush /mnt/lustre/d123aa.sanity
total: 100 open/close in 0.86 seconds: 115.91 ops/second
llite.lustre-ffffa02e51192000.statahead_max=0
101

real	0m0.796s
user	0m0.004s
sys	0m0.281s
ls -l 100 files without statahead: 1 sec
llite.lustre-ffffa02e51192000.statahead_max=128
128
101

real	0m0.450s
user	0m0.002s
sys	0m0.255s
ls -l 100 files with statahead: 0 sec
statahead total: 68
statahead wrong: 2
agl total: 65
list_total: 22
fname_total: 42
hit_total: 615
miss_total: 902
total: 900 open/close in 3.63 seconds: 248.21 ops/second
llite.lustre-ffffa02e51192000.statahead_max=0
1001

real	0m9.144s
user	0m0.024s
sys	0m2.793s
ls -l 1000 files without statahead: 9 sec
llite.lustre-ffffa02e51192000.statahead_max=128
128
1001

real	0m2.994s
user	0m0.014s
sys	0m2.146s
ls -l 1000 files with statahead: 3 sec
statahead total: 69
statahead wrong: 2
agl total: 66
list_total: 23
fname_total: 42
hit_total: 1614
miss_total: 903
 - open/close 3328 (time 1772476172.51 total 10.00 last 332.69)
total: 4000 open/close in 12.09 seconds: 330.89 ops/second
llite.lustre-ffffa02e51192000.statahead_max=0
5001

real	0m41.105s
user	0m0.156s
sys	0m13.342s
ls -l 5000 files without statahead: 41 sec
llite.lustre-ffffa02e51192000.statahead_max=128
128
5001

real	0m14.584s
user	0m0.081s
sys	0m10.054s
ls -l 5000 files with statahead: 15 sec
statahead total: 70
statahead wrong: 2
agl total: 67
list_total: 24
fname_total: 42
hit_total: 6613
miss_total: 904
ls -l done
rm -r /mnt/lustre/d123aa.sanity: 34 seconds
llite.lustre-ffffa02e51192000.statahead_stats=
statahead total: 70
statahead wrong: 2
agl total: 67
list_total: 24
fname_total: 42
hit_total: 6613
miss_total: 904
mdc.lustre-MDT0000-mdc-ffffa02e51192000.batch_stats=
snapshot_time:            1772476273.700970097 secs.nsecs
start_time:               1772476138.714156808 secs.nsecs
elapsed_time:             134.986813289 secs.nsecs
subreqs per batch   batches   % cum %
1:		        78  44  44
2:		         9   5  49
4:		         4   2  51
8:		         4   2  53
16:		         1   0  54
32:		        36  20  74
64:		        45  25 100
mdc.lustre-MDT0001-mdc-ffffa02e51192000.batch_stats=
snapshot_time:            1772476273.701024620 secs.nsecs
start_time:               1772476138.714219029 secs.nsecs
elapsed_time:             134.986805591 secs.nsecs
subreqs per batch   batches   % cum %
1:		       102  49  49
2:		        10   4  54
4:		         6   2  57
8:		         3   1  58
16:		         3   1  60
32:		        13   6  66
64:		        69  33 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536