== sanity test 123aa: verify statahead work ============== 13:30:47 (1788802247)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff943704f7e800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff943704f7e800.batch_stats=0
striped dir -i1 -c2 -H crush2  /mnt/lustre/d123aa.sanity
total: 100 open/close in 3.25 seconds: 30.75 ops/second
llite.lustre-ffff943704f7e800.statahead_max=0
101

real	0m3.094s
user	0m0.007s
sys	0m0.331s
'ls -l' 100 files without statahead: 3 sec
llite.lustre-ffff943704f7e800.statahead_max=128
llite.lustre-ffff943704f7e800.statahead_max=128
101

real	0m1.104s
user	0m0.006s
sys	0m0.182s
'ls -l' 100 files with statahead: 1 sec
statahead total: 107
statahead wrong: 2
agl total: 103
list_total: 25
fname_total: 65
hit_total: 821
miss_total: 1416
swrong=2 ewrong=2
 - open/close 602 (time 1788802278.47 total 10.00 last 60.19)
total: 900 open/close in 14.80 seconds: 60.80 ops/second
llite.lustre-ffff943704f7e800.statahead_max=0
1001

real	0m19.450s
user	0m0.026s
sys	0m2.906s
'ls -l' 1000 files without statahead: 19 sec
llite.lustre-ffff943704f7e800.statahead_max=128
llite.lustre-ffff943704f7e800.statahead_max=128
1001

real	0m5.676s
user	0m0.027s
sys	0m1.293s
'ls -l' 1000 files with statahead: 6 sec
statahead total: 108
statahead wrong: 2
agl total: 104
list_total: 26
fname_total: 65
hit_total: 1820
miss_total: 1417
swrong=2 ewrong=2
'ls -l' done
unlink + rm -r /mnt/lustre/d123aa.sanity: 19 seconds
llite.lustre-ffff943704f7e800.statahead_stats=
statahead total: 108
statahead wrong: 2
agl total: 104
list_total: 26
fname_total: 65
hit_total: 1820
miss_total: 1417
mdc.lustre-MDT0000-mdc-ffff943704f7e800.batch_stats=
snapshot_time:            1788802340.647238284 secs.nsecs
start_time:               1788802252.137317096 secs.nsecs
elapsed_time:             88.509921188 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   5   5
2:		         1   5  11
4:		         2  11  22
8:		         1   5  27
16:		         0   0  27
32:		        10  55  83
64:		         3  16 100
mdc.lustre-MDT0001-mdc-ffff943704f7e800.batch_stats=
snapshot_time:            1788802340.647313028 secs.nsecs
start_time:               1788802252.137457066 secs.nsecs
elapsed_time:             88.509855962 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4  14  14
2:		         2   7  22
4:		         0   0  22
8:		         4  14  37
16:		         1   3  40
32:		         2   7  48
64:		        14  51 100
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