== sanity test 123aa: verify statahead work ============== 12:25:57 (1788539157)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8b1fd1a39000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8b1fd1a39000.batch_stats=0
striped dir -i1 -c2 -H crush  /mnt/lustre/d123aa.sanity
total: 100 open/close in 2.32 seconds: 43.10 ops/second
llite.lustre-ffff8b1fd1a39000.statahead_max=0
101

real	0m2.337s
user	0m0.007s
sys	0m0.319s
'ls -l' 100 files without statahead: 3 sec
llite.lustre-ffff8b1fd1a39000.statahead_max=128
llite.lustre-ffff8b1fd1a39000.statahead_max=128
101

real	0m0.948s
user	0m0.004s
sys	0m0.217s
'ls -l' 100 files with statahead: 1 sec
statahead total: 140
statahead wrong: 2
agl total: 136
list_total: 25
fname_total: 101
hit_total: 608
miss_total: 1349
swrong=2 ewrong=2
 - open/close 801 (time 1788539182.85 total 10.01 last 79.99)
total: 900 open/close in 11.31 seconds: 79.55 ops/second
llite.lustre-ffff8b1fd1a39000.statahead_max=0
1001

real	0m20.829s
user	0m0.045s
sys	0m2.860s
'ls -l' 1000 files without statahead: 21 sec
llite.lustre-ffff8b1fd1a39000.statahead_max=128
llite.lustre-ffff8b1fd1a39000.statahead_max=128
1001

real	0m5.742s
user	0m0.032s
sys	0m1.541s
'ls -l' 1000 files with statahead: 5 sec
statahead total: 141
statahead wrong: 2
agl total: 137
list_total: 26
fname_total: 101
hit_total: 1607
miss_total: 1350
swrong=2 ewrong=2
'ls -l' done
unlink + rm -r /mnt/lustre/d123aa.sanity: 20 seconds
llite.lustre-ffff8b1fd1a39000.statahead_stats=
statahead total: 141
statahead wrong: 2
agl total: 137
list_total: 26
fname_total: 101
hit_total: 1607
miss_total: 1350
mdc.lustre-MDT0000-mdc-ffff8b1fd1a39000.batch_stats=
snapshot_time:            1788539241.366155894 secs.nsecs
start_time:               1788539161.227749520 secs.nsecs
elapsed_time:             80.138406374 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3  13  13
2:		         3  13  27
4:		         2   9  36
8:		         0   0  36
16:		         1   4  40
32:		        11  50  90
64:		         2   9 100
mdc.lustre-MDT0001-mdc-ffff8b1fd1a39000.batch_stats=
snapshot_time:            1788539241.366220269 secs.nsecs
start_time:               1788539161.227945132 secs.nsecs
elapsed_time:             80.138275137 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4  16  16
2:		         1   4  20
4:		         0   0  20
8:		         4  16  36
16:		         1   4  40
32:		         1   4  44
64:		        14  56 100
unlink(/mnt/lustre/d123aa.sanity/f123aa.sanity0) error: No such file or directory
total: 0 unlinks in 0 seconds: -nan unlinks/second
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536