== sanity test 123aa: verify statahead work ============== 14:04:07 (1733166247)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff88012dba5000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff88012dba5000.batch_stats=0
striped dir -i1 -c2 -H crush2 /mnt/lustre/d123aa.sanity
total: 100 open/close in 0.61 seconds: 164.77 ops/second
llite.lustre-ffff88012dba5000.statahead_max=0
101

real	0m0.606s
user	0m0.004s
sys	0m0.230s
ls -l 100 files without statahead: 1 sec
llite.lustre-ffff88012dba5000.statahead_max=128
128
101

real	0m0.290s
user	0m0.004s
sys	0m0.116s
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: 697
miss_total: 139
total: 900 open/close in 1.70 seconds: 529.50 ops/second
llite.lustre-ffff88012dba5000.statahead_max=0
1001

real	0m5.227s
user	0m0.036s
sys	0m1.984s
ls -l 1000 files without statahead: 5 sec
llite.lustre-ffff88012dba5000.statahead_max=128
128
1001

real	0m1.062s
user	0m0.025s
sys	0m0.915s
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: 1696
miss_total: 140
 - open/close 4889 (time 1733166271.15 total 10.00 last 488.88)
 - open/close 8989 (time 1733166281.15 total 20.00 last 409.99)
total: 9000 open/close in 20.03 seconds: 449.26 ops/second
llite.lustre-ffff88012dba5000.statahead_max=0
10001

real	0m54.511s
user	0m0.357s
sys	0m19.999s
ls -l 10000 files without statahead: 55 sec
llite.lustre-ffff88012dba5000.statahead_max=128
128
10001

real	0m9.772s
user	0m0.192s
sys	0m8.912s
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: 11695
miss_total: 141
ls -l done
rm -r /mnt/lustre/d123aa.sanity: 36 seconds
llite.lustre-ffff88012dba5000.statahead_stats=
statahead total: 29
statahead wrong: 0
agl total: 29
list_total: 29
fname_total: 0
hit_total: 11695
miss_total: 141
mdc.lustre-MDT0000-mdc-ffff88012dba5000.batch_stats=
snapshot_time:            1733166386.355436951 secs.nsecs
start_time:               1733166248.235988333 secs.nsecs
elapsed_time:             138.119448618 secs.nsecs
subreqs per batch   batches   % cum %
1:		        28  14  14
2:		         0   0  14
4:		         4   2  16
8:		         2   1  17
16:		         1   0  18
32:		        62  32  50
64:		        94  49 100
mdc.lustre-MDT0001-mdc-ffff88012dba5000.batch_stats=
snapshot_time:            1733166386.355583981 secs.nsecs
start_time:               1733166248.236098996 secs.nsecs
elapsed_time:             138.119484985 secs.nsecs
subreqs per batch   batches   % cum %
1:		        14   7   7
2:		         1   0   8
4:		         2   1   9
8:		         3   1  10
16:		         4   2  13
32:		        40  21  35
64:		       118  64 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536