== sanity test 123aa: verify statahead work ============== 10:00:44 (1770649244)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8eddc5c36000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8eddc5c36000.batch_stats=0
striped dir -i1 -c2 -H crush /mnt/lustre/d123aa.sanity
total: 100 open/close in 0.78 seconds: 128.03 ops/second
llite.lustre-ffff8eddc5c36000.statahead_max=0
101

real	0m0.646s
user	0m0.006s
sys	0m0.244s
ls -l 100 files without statahead: 1 sec
llite.lustre-ffff8eddc5c36000.statahead_max=128
128
101

real	0m0.347s
user	0m0.005s
sys	0m0.216s
ls -l 100 files with statahead: 0 sec
statahead total: 52
statahead wrong: 1
agl total: 48
list_total: 19
fname_total: 31
hit_total: 236
miss_total: 192
total: 900 open/close in 1.91 seconds: 472.27 ops/second
llite.lustre-ffff8eddc5c36000.statahead_max=0
1001

real	0m5.577s
user	0m0.023s
sys	0m2.055s
ls -l 1000 files without statahead: 6 sec
llite.lustre-ffff8eddc5c36000.statahead_max=128
128
1001

real	0m3.237s
user	0m0.016s
sys	0m1.997s
ls -l 1000 files with statahead: 3 sec
statahead total: 53
statahead wrong: 1
agl total: 49
list_total: 20
fname_total: 31
hit_total: 1235
miss_total: 193
 - open/close 4805 (time 1770649273.83 total 10.00 last 480.48)
total: 9000 open/close in 18.82 seconds: 478.17 ops/second
llite.lustre-ffff8eddc5c36000.statahead_max=0
10001

real	0m57.386s
user	0m0.198s
sys	0m20.942s
ls -l 10000 files without statahead: 57 sec
llite.lustre-ffff8eddc5c36000.statahead_max=128
128
10001

real	0m27.398s
user	0m0.141s
sys	0m18.067s
ls -l 10000 files with statahead: 27 sec
statahead total: 54
statahead wrong: 1
agl total: 50
list_total: 21
fname_total: 31
hit_total: 11234
miss_total: 194
ls -l done
rm -r /mnt/lustre/d123aa.sanity: 55 seconds
llite.lustre-ffff8eddc5c36000.statahead_stats=
statahead total: 54
statahead wrong: 1
agl total: 50
list_total: 21
fname_total: 31
hit_total: 11234
miss_total: 194
mdc.lustre-MDT0000-mdc-ffff8eddc5c36000.batch_stats=
snapshot_time:            1770649434.803486185 secs.nsecs
start_time:               1770649246.055290931 secs.nsecs
elapsed_time:             188.748195254 secs.nsecs
subreqs per batch   batches   % cum %
1:		       119  41  41
2:		         8   2  44
4:		         5   1  46
8:		         2   0  47
16:		         0   0  47
32:		        52  18  65
64:		        99  34 100
mdc.lustre-MDT0001-mdc-ffff8eddc5c36000.batch_stats=
snapshot_time:            1770649434.803530540 secs.nsecs
start_time:               1770649246.055459312 secs.nsecs
elapsed_time:             188.748071228 secs.nsecs
subreqs per batch   batches   % cum %
1:		       120  40  40
2:		        13   4  44
4:		         4   1  46
8:		         5   1  47
16:		         2   0  48
32:		        37  12  60
64:		       116  39 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536