== sanity test 123ab: verify statahead work by using statx ========================================================== 02:10:03 (1789452603)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff89262e260000.batch_stats=0
total: 100 open/close in 1.92 seconds: 52.10 ops/second
llite.lustre-ffff89262e260000.statahead_max=0
100

real	0m1.809s
user	0m0.006s
sys	0m0.256s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff89262e260000.statahead_max=128
llite.lustre-ffff89262e260000.statahead_max=128
100

real	0m0.763s
user	0m0.007s
sys	0m0.141s
'statx -l' 100 files with statahead: 1 sec
statahead total: 101
statahead wrong: 2
agl total: 98
list_total: 27
fname_total: 64
hit_total: 1944
miss_total: 1495
swrong=2 ewrong=2
 - open/close 834 (time 1789452627.78 total 10.01 last 83.31)
total: 900 open/close in 10.93 seconds: 82.36 ops/second
llite.lustre-ffff89262e260000.statahead_max=0
1000

real	0m18.600s
user	0m0.067s
sys	0m2.438s
'statx -l' 1000 files without statahead: 18 sec
llite.lustre-ffff89262e260000.statahead_max=128
llite.lustre-ffff89262e260000.statahead_max=128
1000

real	0m6.570s
user	0m0.059s
sys	0m1.181s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 102
statahead wrong: 2
agl total: 99
list_total: 28
fname_total: 64
hit_total: 2943
miss_total: 1495
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 21 seconds
llite.lustre-ffff89262e260000.statahead_stats=
statahead total: 102
statahead wrong: 2
agl total: 99
list_total: 28
fname_total: 64
hit_total: 2943
miss_total: 1495
mdc.lustre-MDT0000-mdc-ffff89262e260000.batch_stats=
snapshot_time:            1789452686.854649485 secs.nsecs
start_time:               1789452607.550430086 secs.nsecs
elapsed_time:             79.304219399 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5  12  12
2:		         6  14  26
4:		         2   4  31
8:		         8  19  51
16:		         3   7  58
32:		         2   4  63
64:		        15  36 100
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