== sanity test 123ab: verify statahead work by using statx ========================================================== 02:47:06 (1788850026)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff95fa50d2a000.batch_stats=0
total: 100 open/close in 2.32 seconds: 43.11 ops/second
llite.lustre-ffff95fa50d2a000.statahead_max=0
100

real	0m2.016s
user	0m0.008s
sys	0m0.307s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff95fa50d2a000.statahead_max=128
llite.lustre-ffff95fa50d2a000.statahead_max=128
100

real	0m0.598s
user	0m0.011s
sys	0m0.153s
'statx -l' 100 files with statahead: 0 sec
statahead total: 130
statahead wrong: 2
agl total: 126
list_total: 26
fname_total: 93
hit_total: 2101
miss_total: 1283
swrong=2 ewrong=2
total: 900 open/close in 9.37 seconds: 96.09 ops/second
llite.lustre-ffff95fa50d2a000.statahead_max=0
1000

real	0m18.131s
user	0m0.102s
sys	0m2.977s
'statx -l' 1000 files without statahead: 18 sec
llite.lustre-ffff95fa50d2a000.statahead_max=128
llite.lustre-ffff95fa50d2a000.statahead_max=128
1000

real	0m3.889s
user	0m0.061s
sys	0m1.667s
'statx -l' 1000 files with statahead: 4 sec
statahead total: 131
statahead wrong: 2
agl total: 127
list_total: 27
fname_total: 93
hit_total: 3100
miss_total: 1283
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 14 seconds
llite.lustre-ffff95fa50d2a000.statahead_stats=
statahead total: 131
statahead wrong: 2
agl total: 127
list_total: 27
fname_total: 93
hit_total: 3100
miss_total: 1283
mdc.lustre-MDT0000-mdc-ffff95fa50d2a000.batch_stats=
snapshot_time:            1788850092.844633135 secs.nsecs
start_time:               1788850030.102644854 secs.nsecs
elapsed_time:             62.741988281 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        14  26  26
2:		         4   7  34
4:		         7  13  48
8:		         4   7  55
16:		         6  11  67
32:		         2   3  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