== sanity test 123aa: verify statahead work ============== 18:44:17 (1775169857)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9fd4c3855000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9fd4c3855000.batch_stats=0
striped dir -i1 -c2 -H crush2 /mnt/lustre/d123aa.sanity
total: 100 open/close in 0.76 seconds: 132.22 ops/second
llite.lustre-ffff9fd4c3855000.statahead_max=0
101

real	0m0.649s
user	0m0.006s
sys	0m0.250s
ls -l 100 files without statahead: 1 sec
llite.lustre-ffff9fd4c3855000.statahead_max=128
128
101

real	0m0.351s
user	0m0.004s
sys	0m0.223s
ls -l 100 files with statahead: 0 sec
statahead total: 79
statahead wrong: 2
agl total: 64
list_total: 22
fname_total: 57
hit_total: 673
miss_total: 493
total: 900 open/close in 2.02 seconds: 446.24 ops/second
llite.lustre-ffff9fd4c3855000.statahead_max=0
1001

real	0m6.007s
user	0m0.020s
sys	0m2.300s
ls -l 1000 files without statahead: 6 sec
llite.lustre-ffff9fd4c3855000.statahead_max=128
128
1001

real	0m2.747s
user	0m0.013s
sys	0m1.962s
ls -l 1000 files with statahead: 3 sec
statahead total: 80
statahead wrong: 2
agl total: 65
list_total: 23
fname_total: 57
hit_total: 1672
miss_total: 494
 - open/close 4620 (time 1775169886.69 total 10.00 last 461.94)
total: 9000 open/close in 19.44 seconds: 462.89 ops/second
llite.lustre-ffff9fd4c3855000.statahead_max=0
10001

real	0m57.162s
user	0m0.232s
sys	0m21.780s
ls -l 10000 files without statahead: 57 sec
llite.lustre-ffff9fd4c3855000.statahead_max=128
128
10001

real	0m25.632s
user	0m0.155s
sys	0m18.491s
ls -l 10000 files with statahead: 26 sec
statahead total: 81
statahead wrong: 2
agl total: 66
list_total: 24
fname_total: 57
hit_total: 11671
miss_total: 495
ls -l done
rm -r /mnt/lustre/d123aa.sanity: 58 seconds
llite.lustre-ffff9fd4c3855000.statahead_stats=
statahead total: 81
statahead wrong: 2
agl total: 66
list_total: 24
fname_total: 57
hit_total: 11671
miss_total: 495
mdc.lustre-MDT0000-mdc-ffff9fd4c3855000.batch_stats=
snapshot_time:            1775170048.766519358 secs.nsecs
start_time:               1775169858.858668389 secs.nsecs
elapsed_time:             189.907850969 secs.nsecs
subreqs per batch   batches   % cum %
1:		       176  51  51
2:		        14   4  55
4:		         3   0  56
8:		         1   0  56
16:		         0   0  56
32:		        52  15  71
64:		        98  28 100
mdc.lustre-MDT0001-mdc-ffff9fd4c3855000.batch_stats=
snapshot_time:            1775170048.766572959 secs.nsecs
start_time:               1775169858.858741826 secs.nsecs
elapsed_time:             189.907831133 secs.nsecs
subreqs per batch   batches   % cum %
1:		       191  51  51
2:		        15   4  55
4:		         3   0  56
8:		         6   1  58
16:		         2   0  58
32:		        48  13  71
64:		       104  28 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536