== sanity test 123aa: verify statahead work ============== 16:35:54 (1781210154)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8db8896f3000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8db8896f3000.batch_stats=0
striped dir -i1 -c2 -H crush2  /mnt/lustre/d123aa.sanity
total: 100 open/close in 1.53 seconds: 65.27 ops/second
llite.lustre-ffff8db8896f3000.statahead_max=0
101

real	0m1.702s
user	0m0.006s
sys	0m0.351s
'ls -l' 100 files without statahead: 2 sec
llite.lustre-ffff8db8896f3000.statahead_max=128
llite.lustre-ffff8db8896f3000.statahead_max=128
101

real	0m0.535s
user	0m0.004s
sys	0m0.234s
'ls -l' 100 files with statahead: 1 sec
statahead total: 83
statahead wrong: 2
agl total: 81
list_total: 23
fname_total: 60
hit_total: 344
miss_total: 1341
swrong=2 ewrong=2
total: 900 open/close in 7.70 seconds: 116.95 ops/second
llite.lustre-ffff8db8896f3000.statahead_max=0
1001

real	0m15.009s
user	0m0.031s
sys	0m3.180s
'ls -l' 1000 files without statahead: 15 sec
llite.lustre-ffff8db8896f3000.statahead_max=128
llite.lustre-ffff8db8896f3000.statahead_max=128
1001

real	0m3.385s
user	0m0.020s
sys	0m2.153s
'ls -l' 1000 files with statahead: 4 sec
statahead total: 84
statahead wrong: 2
agl total: 82
list_total: 24
fname_total: 60
hit_total: 1343
miss_total: 1342
swrong=2 ewrong=2
'ls -l' done
unlink + rm -r /mnt/lustre/d123aa.sanity: 10 seconds
llite.lustre-ffff8db8896f3000.statahead_stats=
statahead total: 84
statahead wrong: 2
agl total: 82
list_total: 24
fname_total: 60
hit_total: 1343
miss_total: 1342
mdc.lustre-MDT0000-mdc-ffff8db8896f3000.batch_stats=
snapshot_time:            1781210206.175116584 secs.nsecs
start_time:               1781210157.147752008 secs.nsecs
elapsed_time:             49.027364576 secs.nsecs
subreqs per batch   batches   % cum %
1:		         7  28  28
2:		         2   8  36
4:		         2   8  44
8:		         1   4  48
16:		         0   0  48
32:		        10  40  88
64:		         3  12 100
mdc.lustre-MDT0001-mdc-ffff8db8896f3000.batch_stats=
snapshot_time:            1781210206.175189934 secs.nsecs
start_time:               1781210157.147835997 secs.nsecs
elapsed_time:             49.027353937 secs.nsecs
subreqs per batch   batches   % cum %
1:		        15  40  40
2:		         3   8  48
4:		         0   0  48
8:		         2   5  54
16:		         3   8  62
32:		         0   0  62
64:		        14  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