== sanity test 123ab: verify statahead work by using statx ========================================================== 13:46:14 (1772909174)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9b528bab6800.batch_stats=0
total: 100 open/close in 0.72 seconds: 139.35 ops/second
llite.lustre-ffff9b528bab6800.statahead_max=0
100

real	0m0.600s
user	0m0.004s
sys	0m0.212s
statx -l 100 files without statahead: 1 sec
llite.lustre-ffff9b528bab6800.statahead_max=128
128
100

real	0m0.452s
user	0m0.005s
sys	0m0.314s
statx -l 100 files with statahead: 1 sec
statahead total: 53
statahead wrong: 2
agl total: 51
list_total: 22
fname_total: 31
hit_total: 12315
miss_total: 1234
total: 900 open/close in 1.96 seconds: 458.31 ops/second
llite.lustre-ffff9b528bab6800.statahead_max=0
1000

real	0m5.543s
user	0m0.037s
sys	0m1.968s
statx -l 1000 files without statahead: 5 sec
llite.lustre-ffff9b528bab6800.statahead_max=128
128
1000

real	0m2.859s
user	0m0.028s
sys	0m2.058s
statx -l 1000 files with statahead: 2 sec
statahead total: 54
statahead wrong: 2
agl total: 52
list_total: 23
fname_total: 31
hit_total: 13314
miss_total: 1234
 - open/close 4545 (time 1772909203.24 total 10.00 last 454.50)
total: 9000 open/close in 19.65 seconds: 457.92 ops/second
llite.lustre-ffff9b528bab6800.statahead_max=0
10000

real	0m59.275s
user	0m0.340s
sys	0m20.837s
statx -l 10000 files without statahead: 59 sec
llite.lustre-ffff9b528bab6800.statahead_max=128
128
10000

real	0m34.582s
user	0m0.230s
sys	0m24.961s
statx -l 10000 files with statahead: 35 sec
statahead total: 55
statahead wrong: 2
agl total: 53
list_total: 24
fname_total: 31
hit_total: 23313
miss_total: 1234
statx -l done
rm -r /mnt/lustre/d123ab.sanity: 84 seconds
llite.lustre-ffff9b528bab6800.statahead_stats=
statahead total: 55
statahead wrong: 2
agl total: 53
list_total: 24
fname_total: 31
hit_total: 23313
miss_total: 1234
mdc.lustre-MDT0000-mdc-ffff9b528bab6800.batch_stats=
snapshot_time:            1772909406.946384492 secs.nsecs
start_time:               1772909175.850381809 secs.nsecs
elapsed_time:             231.096002683 secs.nsecs
subreqs per batch   batches   % cum %
1:		       484  47  47
2:		       161  15  63
4:		        96   9  72
8:		       124  12  84
16:		         9   0  85
32:		         1   0  85
64:		       143  14 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536