== sanity test 123ab: verify statahead work by using statx ========================================================== 17:19:47 (1777583987)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff962782fda800.batch_stats=0
total: 100 open/close in 3.74 seconds: 26.75 ops/second
llite.lustre-ffff962782fda800.statahead_max=0
100

real	0m2.780s
user	0m0.007s
sys	0m0.312s
'statx -l' 100 files without statahead: 3 sec
llite.lustre-ffff962782fda800.statahead_max=128
llite.lustre-ffff962782fda800.statahead_max=128
100

real	0m0.880s
user	0m0.007s
sys	0m0.202s
'statx -l' 100 files with statahead: 1 sec
statahead total: 129
statahead wrong: 2
agl total: 125
list_total: 27
fname_total: 81
hit_total: 1779
miss_total: 1500
swrong=2 ewrong=2
 - open/close 638 (time 1777584018.23 total 10.03 last 63.63)
total: 900 open/close in 14.57 seconds: 61.76 ops/second
llite.lustre-ffff962782fda800.statahead_max=0
1000

real	0m23.300s
user	0m0.093s
sys	0m3.158s
'statx -l' 1000 files without statahead: 24 sec
llite.lustre-ffff962782fda800.statahead_max=128
llite.lustre-ffff962782fda800.statahead_max=128
1000

real	0m6.352s
user	0m0.080s
sys	0m1.504s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 130
statahead wrong: 2
agl total: 126
list_total: 28
fname_total: 81
hit_total: 2778
miss_total: 1500
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 21 seconds
llite.lustre-ffff962782fda800.statahead_stats=
statahead total: 130
statahead wrong: 2
agl total: 126
list_total: 28
fname_total: 81
hit_total: 2778
miss_total: 1500
mdc.lustre-MDT0000-mdc-ffff962782fda800.batch_stats=
snapshot_time:            1777584087.082660358 secs.nsecs
start_time:               1777583993.227088224 secs.nsecs
elapsed_time:             93.855572134 secs.nsecs
subreqs per batch   batches   % cum %
1:		        21  32  32
2:		         8  12  44
4:		        11  16  61
8:		         6   9  70
16:		         2   3  73
32:		         2   3  76
64:		        15  23 100
unlink(/mnt/lustre/d123ab.sanity/f123ab.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