== sanity test 123aa: verify statahead work ============== 20:57:55 (1777424275)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff99e4d8187000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff99e4d8187000.batch_stats=0
striped dir -i1 -c2 -H crush2 /mnt/lustre/d123aa.sanity
total: 100 open/close in 0.77 seconds: 129.50 ops/second
llite.lustre-ffff99e4d8187000.statahead_max=0
101

real	0m0.798s
user	0m0.001s
sys	0m0.312s
ls -l 100 files without statahead: 1 sec
llite.lustre-ffff99e4d8187000.statahead_max=128
128
101

real	0m0.411s
user	0m0.001s
sys	0m0.221s
ls -l 100 files with statahead: 0 sec
statahead total: 56
statahead wrong: 2
agl total: 55
list_total: 18
fname_total: 38
hit_total: 325
miss_total: 1483
total: 900 open/close in 2.88 seconds: 312.49 ops/second
llite.lustre-ffff99e4d8187000.statahead_max=0
1001

real	0m8.344s
user	0m0.025s
sys	0m2.850s
ls -l 1000 files without statahead: 9 sec
llite.lustre-ffff99e4d8187000.statahead_max=128
128
1001

real	0m3.492s
user	0m0.029s
sys	0m2.271s
ls -l 1000 files with statahead: 4 sec
statahead total: 57
statahead wrong: 2
agl total: 56
list_total: 19
fname_total: 38
hit_total: 1324
miss_total: 1484
 - open/close 2210 (time 1777424309.54 total 10.00 last 220.91)
total: 4000 open/close in 17.26 seconds: 231.77 ops/second
llite.lustre-ffff99e4d8187000.statahead_max=0
5001

real	0m42.114s
user	0m0.168s
sys	0m14.353s
ls -l 5000 files without statahead: 43 sec
llite.lustre-ffff99e4d8187000.statahead_max=128
128
5001

real	0m16.800s
user	0m0.086s
sys	0m11.219s
ls -l 5000 files with statahead: 17 sec
statahead total: 58
statahead wrong: 2
agl total: 57
list_total: 20
fname_total: 38
hit_total: 6323
miss_total: 1485
ls -l done
rm -r /mnt/lustre/d123aa.sanity: 44 seconds
llite.lustre-ffff99e4d8187000.statahead_stats=
statahead total: 58
statahead wrong: 2
agl total: 57
list_total: 20
fname_total: 38
hit_total: 6323
miss_total: 1485
mdc.lustre-MDT0000-mdc-ffff99e4d8187000.batch_stats=
snapshot_time:            1777424429.626666342 secs.nsecs
start_time:               1777424276.919157988 secs.nsecs
elapsed_time:             152.707508354 secs.nsecs
subreqs per batch   batches   % cum %
1:		        99  52  52
2:		         2   1  53
4:		         4   2  55
8:		         2   1  56
16:		         0   0  56
32:		        37  19  76
64:		        45  23 100
mdc.lustre-MDT0001-mdc-ffff99e4d8187000.batch_stats=
snapshot_time:            1777424429.626726110 secs.nsecs
start_time:               1777424276.919230509 secs.nsecs
elapsed_time:             152.707495601 secs.nsecs
subreqs per batch   batches   % cum %
1:		       109  52  52
2:		         4   1  54
4:		         6   2  57
8:		         2   0  58
16:		         2   0  59
32:		        20   9  69
64:		        63  30 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536