== sanity test 123ab: verify statahead work by using statx ========================================================== 06:32:32 (1783074752)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9550c51f0000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9550c51f0000.batch_stats=0
striped dir -i1 -c2 -H all_char  /mnt/lustre/d123ab.sanity
total: 100 open/close in 1.01 seconds: 99.13 ops/second
llite.lustre-ffff9550c51f0000.statahead_max=0
100

real	0m0.994s
user	0m0.013s
sys	0m0.297s
'statx -l' 100 files without statahead: 1 sec
llite.lustre-ffff9550c51f0000.statahead_max=128
llite.lustre-ffff9550c51f0000.statahead_max=128
100

real	0m0.410s
user	0m0.005s
sys	0m0.198s
'statx -l' 100 files with statahead: 0 sec
statahead total: 105
statahead wrong: 2
agl total: 103
list_total: 26
fname_total: 68
hit_total: 1900
miss_total: 996
swrong=2 ewrong=2
total: 900 open/close in 2.80 seconds: 321.07 ops/second
llite.lustre-ffff9550c51f0000.statahead_max=0
1000

real	0m7.857s
user	0m0.076s
sys	0m2.656s
'statx -l' 1000 files without statahead: 8 sec
llite.lustre-ffff9550c51f0000.statahead_max=128
llite.lustre-ffff9550c51f0000.statahead_max=128
1000

real	0m3.604s
user	0m0.043s
sys	0m2.076s
'statx -l' 1000 files with statahead: 3 sec
statahead total: 106
statahead wrong: 2
agl total: 104
list_total: 27
fname_total: 68
hit_total: 2899
miss_total: 996
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 7 seconds
llite.lustre-ffff9550c51f0000.statahead_stats=
statahead total: 106
statahead wrong: 2
agl total: 104
list_total: 27
fname_total: 68
hit_total: 2899
miss_total: 996
mdc.lustre-MDT0000-mdc-ffff9550c51f0000.batch_stats=
snapshot_time:            1783074784.362361158 secs.nsecs
start_time:               1783074754.382732045 secs.nsecs
elapsed_time:             29.979629113 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        20  47  47
2:		         3   7  54
4:		         1   2  57
8:		         4   9  66
16:		         1   2  69
32:		         1   2  71
64:		        12  28 100
mdc.lustre-MDT0001-mdc-ffff9550c51f0000.batch_stats=
snapshot_time:            1783074784.362424471 secs.nsecs
start_time:               1783074754.382836948 secs.nsecs
elapsed_time:             29.979587523 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        18  46  46
2:		         2   5  51
4:		         3   7  58
8:		         1   2  61
16:		         1   2  64
32:		         4  10  74
64:		        10  25 100
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