== sanity test 123aa: verify statahead work ============== 07:10:59 (1787397059)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff897dd1327800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff897dd1327800.batch_stats=0
striped dir -i1 -c2 -H crush2  /mnt/lustre/d123aa.sanity
total: 100 open/close in 2.73 seconds: 36.64 ops/second
llite.lustre-ffff897dd1327800.statahead_max=0
101

real	0m2.460s
user	0m0.007s
sys	0m0.351s
'ls -l' 100 files without statahead: 3 sec
llite.lustre-ffff897dd1327800.statahead_max=128
llite.lustre-ffff897dd1327800.statahead_max=128
101

real	0m1.226s
user	0m0.007s
sys	0m0.208s
'ls -l' 100 files with statahead: 1 sec
statahead total: 140
statahead wrong: 2
agl total: 136
list_total: 25
fname_total: 102
hit_total: 382
miss_total: 1402
swrong=2 ewrong=2
 - open/close 761 (time 1787397087.63 total 10.00 last 76.07)
total: 900 open/close in 12.58 seconds: 71.53 ops/second
llite.lustre-ffff897dd1327800.statahead_max=0
1001

real	0m23.407s
user	0m0.040s
sys	0m3.498s
'ls -l' 1000 files without statahead: 24 sec
llite.lustre-ffff897dd1327800.statahead_max=128
llite.lustre-ffff897dd1327800.statahead_max=128
1001

real	0m6.059s
user	0m0.025s
sys	0m1.970s
'ls -l' 1000 files with statahead: 6 sec
statahead total: 141
statahead wrong: 2
agl total: 137
list_total: 26
fname_total: 102
hit_total: 1381
miss_total: 1403
swrong=2 ewrong=2
'ls -l' done
unlink + rm -r /mnt/lustre/d123aa.sanity: 24 seconds
llite.lustre-ffff897dd1327800.statahead_stats=
statahead total: 141
statahead wrong: 2
agl total: 137
list_total: 26
fname_total: 102
hit_total: 1381
miss_total: 1403
mdc.lustre-MDT0000-mdc-ffff897dd1327800.batch_stats=
snapshot_time:            1787397156.115295307 secs.nsecs
start_time:               1787397063.700186900 secs.nsecs
elapsed_time:             92.415108407 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         8  28  28
2:		         6  21  50
4:		         1   3  53
8:		         0   0  53
16:		         1   3  57
32:		         7  25  82
64:		         5  17 100
mdc.lustre-MDT0001-mdc-ffff897dd1327800.batch_stats=
snapshot_time:            1787397156.115364898 secs.nsecs
start_time:               1787397063.700364418 secs.nsecs
elapsed_time:             92.415000480 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6  17  17
2:		         5  14  31
4:		         3   8  40
8:		         5  14  54
16:		         1   2  57
32:		         2   5  62
64:		        13  37 100
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