== sanity test 123aa: verify statahead work ============== 18:23:49 (1773613429)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8dd82021d800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8dd82021d800.batch_stats=0
striped dir -i1 -c2 -H all_char /mnt/lustre/d123aa.sanity
total: 100 open/close in 2.40 seconds: 41.60 ops/second
llite.lustre-ffff8dd82021d800.statahead_max=0
101

real	0m1.966s
user	0m0.006s
sys	0m0.287s
ls -l 100 files without statahead: 2 sec
llite.lustre-ffff8dd82021d800.statahead_max=128
128
101

real	0m0.802s
user	0m0.001s
sys	0m0.168s
ls -l 100 files with statahead: 0 sec
statahead total: 129
statahead wrong: 2
agl total: 125
list_total: 24
fname_total: 98
hit_total: 752
miss_total: 1218
total: 900 open/close in 9.28 seconds: 96.98 ops/second
llite.lustre-ffff8dd82021d800.statahead_max=0
1001

real	0m19.186s
user	0m0.031s
sys	0m3.042s
ls -l 1000 files without statahead: 19 sec
llite.lustre-ffff8dd82021d800.statahead_max=128
128
1001

real	0m5.805s
user	0m0.027s
sys	0m1.676s
ls -l 1000 files with statahead: 6 sec
statahead total: 130
statahead wrong: 2
agl total: 126
list_total: 25
fname_total: 98
hit_total: 1751
miss_total: 1219
 - open/close 823 (time 1773613497.71 total 10.01 last 82.23)
total: 1000 open/close in 12.25 seconds: 81.60 ops/second
llite.lustre-ffff8dd82021d800.statahead_max=0
2001

real	0m51.992s
user	0m0.060s
sys	0m6.093s
ls -l 2000 files without statahead: 52 sec
llite.lustre-ffff8dd82021d800.statahead_max=128
128
2001

real	0m12.382s
user	0m0.056s
sys	0m2.947s
ls -l 2000 files with statahead: 12 sec
statahead total: 131
statahead wrong: 2
agl total: 127
list_total: 26
fname_total: 98
hit_total: 3750
miss_total: 1220
ls -l done
rm -r /mnt/lustre/d123aa.sanity: 32 seconds
llite.lustre-ffff8dd82021d800.statahead_stats=
statahead total: 131
statahead wrong: 2
agl total: 127
list_total: 26
fname_total: 98
hit_total: 3750
miss_total: 1220
mdc.lustre-MDT0000-mdc-ffff8dd82021d800.batch_stats=
snapshot_time:            1773613611.374745835 secs.nsecs
start_time:               1773613433.344187434 secs.nsecs
elapsed_time:             178.030558401 secs.nsecs
subreqs per batch   batches   % cum %
1:		        15  21  21
2:		         4   5  27
4:		         5   7  34
8:		         2   2  37
16:		         2   2  40
32:		        11  15  56
64:		        30  43 100
mdc.lustre-MDT0001-mdc-ffff8dd82021d800.batch_stats=
snapshot_time:            1773613611.374827137 secs.nsecs
start_time:               1773613433.344254341 secs.nsecs
elapsed_time:             178.030572796 secs.nsecs
subreqs per batch   batches   % cum %
1:		        15  21  21
2:		         3   4  25
4:		         5   7  32
8:		         5   7  40
16:		         0   0  40
32:		        15  21  61
64:		        27  38 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536