== sanity test 123aa: verify statahead work ============== 10:31:02 (1782484262)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8c7602f0e800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8c7602f0e800.batch_stats=0
striped dir -i1 -c2 -H crush  /mnt/lustre/d123aa.sanity
total: 100 open/close in 1.89 seconds: 52.88 ops/second
llite.lustre-ffff8c7602f0e800.statahead_max=0
101

real	0m1.675s
user	0m0.005s
sys	0m0.340s
'ls -l' 100 files without statahead: 2 sec
llite.lustre-ffff8c7602f0e800.statahead_max=128
llite.lustre-ffff8c7602f0e800.statahead_max=128
101

real	0m0.602s
user	0m0.007s
sys	0m0.233s
'ls -l' 100 files with statahead: 1 sec
statahead total: 100
statahead wrong: 2
agl total: 98
list_total: 24
fname_total: 66
hit_total: 1003
miss_total: 746
swrong=2 ewrong=2
total: 900 open/close in 8.40 seconds: 107.11 ops/second
llite.lustre-ffff8c7602f0e800.statahead_max=0
1001

real	0m17.784s
user	0m0.036s
sys	0m3.370s
'ls -l' 1000 files without statahead: 18 sec
llite.lustre-ffff8c7602f0e800.statahead_max=128
llite.lustre-ffff8c7602f0e800.statahead_max=128
1001

real	0m3.402s
user	0m0.024s
sys	0m2.048s
'ls -l' 1000 files with statahead: 4 sec
statahead total: 101
statahead wrong: 2
agl total: 99
list_total: 25
fname_total: 66
hit_total: 2002
miss_total: 747
swrong=2 ewrong=2
'ls -l' done
unlink + rm -r /mnt/lustre/d123aa.sanity: 11 seconds
llite.lustre-ffff8c7602f0e800.statahead_stats=
statahead total: 101
statahead wrong: 2
agl total: 99
list_total: 25
fname_total: 66
hit_total: 2002
miss_total: 747
mdc.lustre-MDT0000-mdc-ffff8c7602f0e800.batch_stats=
snapshot_time:            1782484318.841429528 secs.nsecs
start_time:               1782484264.679039035 secs.nsecs
elapsed_time:             54.162390493 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        20  55  55
2:		         1   2  58
4:		         2   5  63
8:		         0   0  63
16:		         0   0  63
32:		        10  27  91
64:		         3   8 100
mdc.lustre-MDT0001-mdc-ffff8c7602f0e800.batch_stats=
snapshot_time:            1782484318.841539975 secs.nsecs
start_time:               1782484264.679104868 secs.nsecs
elapsed_time:             54.162435107 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        18  42  42
2:		         1   2  45
4:		         3   7  52
8:		         3   7  59
16:		         3   7  66
32:		         1   2  69
64:		        13  30 100
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