== sanity test 123aa: verify statahead work ============== 09:36:13 (1788874573)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9b3d4cc61000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9b3d4cc61000.batch_stats=0
striped dir -i1 -c2 -H crush  /mnt/lustre/d123aa.sanity
total: 100 open/close in 2.55 seconds: 39.27 ops/second
llite.lustre-ffff9b3d4cc61000.statahead_max=0
101

real	0m2.458s
user	0m0.005s
sys	0m0.321s
'ls -l' 100 files without statahead: 2 sec
llite.lustre-ffff9b3d4cc61000.statahead_max=128
llite.lustre-ffff9b3d4cc61000.statahead_max=128
101

real	0m0.766s
user	0m0.004s
sys	0m0.159s
'ls -l' 100 files with statahead: 1 sec
statahead total: 101
statahead wrong: 1
agl total: 97
list_total: 25
fname_total: 71
hit_total: 839
miss_total: 262
swrong=1 ewrong=1
total: 900 open/close in 8.92 seconds: 100.91 ops/second
llite.lustre-ffff9b3d4cc61000.statahead_max=0
1001

real	0m20.661s
user	0m0.030s
sys	0m2.888s
'ls -l' 1000 files without statahead: 21 sec
llite.lustre-ffff9b3d4cc61000.statahead_max=128
llite.lustre-ffff9b3d4cc61000.statahead_max=128
1001

real	0m5.844s
user	0m0.024s
sys	0m1.502s
'ls -l' 1000 files with statahead: 6 sec
statahead total: 102
statahead wrong: 1
agl total: 98
list_total: 26
fname_total: 71
hit_total: 1838
miss_total: 263
swrong=1 ewrong=1
'ls -l' done
unlink + rm -r /mnt/lustre/d123aa.sanity: 17 seconds
llite.lustre-ffff9b3d4cc61000.statahead_stats=
statahead total: 102
statahead wrong: 1
agl total: 98
list_total: 26
fname_total: 71
hit_total: 1838
miss_total: 263
mdc.lustre-MDT0000-mdc-ffff9b3d4cc61000.batch_stats=
snapshot_time:            1788874658.078589300 secs.nsecs
start_time:               1788874580.012301343 secs.nsecs
elapsed_time:             78.066287957 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5  22  22
2:		         1   4  27
4:		         1   4  31
8:		         2   9  40
16:		         0   0  40
32:		        10  45  86
64:		         3  13 100
mdc.lustre-MDT0001-mdc-ffff9b3d4cc61000.batch_stats=
snapshot_time:            1788874658.079342943 secs.nsecs
start_time:               1788874580.012374596 secs.nsecs
elapsed_time:             78.066968347 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   4   4
2:		         1   4   8
4:		         1   4  12
8:		         5  20  33
16:		         2   8  41
32:		         0   0  41
64:		        14  58 100
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