== sanity test 123ab: verify statahead work by using statx ========================================================== 17:06:08 (1768255568)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff97dc981b7000.batch_stats=0
total: 100 open/close in 0.68 seconds: 146.54 ops/second
llite.lustre-ffff97dc981b7000.statahead_max=0
100

real	0m0.670s
user	0m0.006s
sys	0m0.220s
statx -l 100 files without statahead: 1 sec
llite.lustre-ffff97dc981b7000.statahead_max=128
128
100

real	0m0.345s
user	0m0.005s
sys	0m0.184s
statx -l 100 files with statahead: 1 sec
statahead total: 95
statahead wrong: 2
agl total: 93
list_total: 26
fname_total: 56
hit_total: 11794
miss_total: 1707
total: 900 open/close in 2.33 seconds: 386.51 ops/second
llite.lustre-ffff97dc981b7000.statahead_max=0
1000

real	0m6.433s
user	0m0.045s
sys	0m2.102s
statx -l 1000 files without statahead: 7 sec
llite.lustre-ffff97dc981b7000.statahead_max=128
128
1000

real	0m2.956s
user	0m0.047s
sys	0m2.162s
statx -l 1000 files with statahead: 3 sec
statahead total: 96
statahead wrong: 2
agl total: 94
list_total: 27
fname_total: 56
hit_total: 12793
miss_total: 1707
 - open/close 4190 (time 1768255598.36 total 10.00 last 418.98)
 - open/close 7918 (time 1768255608.36 total 20.00 last 372.77)
total: 9000 open/close in 23.10 seconds: 389.58 ops/second
llite.lustre-ffff97dc981b7000.statahead_max=0
10000

real	1m8.178s
user	0m0.697s
sys	0m21.178s
statx -l 10000 files without statahead: 68 sec
llite.lustre-ffff97dc981b7000.statahead_max=128
128
10000

real	0m22.499s
user	0m0.308s
sys	0m17.220s
statx -l 10000 files with statahead: 23 sec
statahead total: 97
statahead wrong: 2
agl total: 95
list_total: 28
fname_total: 56
hit_total: 22792
miss_total: 1707
statx -l done
rm -r /mnt/lustre/d123ab.sanity: 65 seconds
llite.lustre-ffff97dc981b7000.statahead_stats=
statahead total: 97
statahead wrong: 2
agl total: 95
list_total: 28
fname_total: 56
hit_total: 22792
miss_total: 1707
mdc.lustre-MDT0000-mdc-ffff97dc981b7000.batch_stats=
snapshot_time:            1768255777.288531932 secs.nsecs
start_time:               1768255569.840826708 secs.nsecs
elapsed_time:             207.447705224 secs.nsecs
subreqs per batch   batches   % cum %
1:		       329  46  46
2:		        47   6  53
4:		        44   6  59
8:		       106  14  74
16:		        31   4  78
32:		         1   0  78
64:		       149  21 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536