== sanity test 123ab: verify statahead work by using statx ========================================================== 07:34:31 (1788780871)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9fbcbd8d2000.batch_stats=0
total: 100 open/close in 2.96 seconds: 33.83 ops/second
llite.lustre-ffff9fbcbd8d2000.statahead_max=0
100

real	0m2.343s
user	0m0.009s
sys	0m0.304s
'statx -l' 100 files without statahead: 3 sec
llite.lustre-ffff9fbcbd8d2000.statahead_max=128
llite.lustre-ffff9fbcbd8d2000.statahead_max=128
100

real	0m0.960s
user	0m0.015s
sys	0m0.180s
'statx -l' 100 files with statahead: 1 sec
statahead total: 89
statahead wrong: 2
agl total: 86
list_total: 26
fname_total: 61
hit_total: 1863
miss_total: 1751
swrong=2 ewrong=2
 - open/close 637 (time 1788780900.60 total 10.00 last 63.70)
total: 900 open/close in 15.16 seconds: 59.36 ops/second
llite.lustre-ffff9fbcbd8d2000.statahead_max=0
1000

real	0m28.562s
user	0m0.091s
sys	0m2.876s
'statx -l' 1000 files without statahead: 28 sec
llite.lustre-ffff9fbcbd8d2000.statahead_max=128
llite.lustre-ffff9fbcbd8d2000.statahead_max=128
1000

real	0m6.463s
user	0m0.064s
sys	0m1.203s
'statx -l' 1000 files with statahead: 7 sec
statahead total: 90
statahead wrong: 2
agl total: 87
list_total: 27
fname_total: 61
hit_total: 2862
miss_total: 1751
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 31 seconds
llite.lustre-ffff9fbcbd8d2000.statahead_stats=
statahead total: 90
statahead wrong: 2
agl total: 87
list_total: 27
fname_total: 61
hit_total: 2862
miss_total: 1751
mdc.lustre-MDT0000-mdc-ffff9fbcbd8d2000.batch_stats=
snapshot_time:            1788780989.044058626 secs.nsecs
start_time:               1788780876.420843097 secs.nsecs
elapsed_time:             112.623215529 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        11  20  20
2:		         7  13  33
4:		         7  13  47
8:		         9  16  64
16:		         1   1  66
32:		         3   5  71
64:		        15  28 100
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