== sanity test 123ab: verify statahead work by using statx ========================================================== 10:21:03 (1783952463)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8a1a475e2800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8a1a475e2800.batch_stats=0
striped dir -i1 -c2 -H fnv_1a_64  /mnt/lustre/d123ab.sanity
total: 100 open/close in 3.00 seconds: 33.36 ops/second
llite.lustre-ffff8a1a475e2800.statahead_max=0
100

real	0m2.448s
user	0m0.008s
sys	0m0.324s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff8a1a475e2800.statahead_max=128
llite.lustre-ffff8a1a475e2800.statahead_max=128
100

real	0m1.041s
user	0m0.006s
sys	0m0.171s
'statx -l' 100 files with statahead: 1 sec
statahead total: 117
statahead wrong: 2
agl total: 113
list_total: 27
fname_total: 76
hit_total: 1685
miss_total: 1440
swrong=2 ewrong=2
total: 900 open/close in 9.96 seconds: 90.40 ops/second
llite.lustre-ffff8a1a475e2800.statahead_max=0
1000

real	0m19.474s
user	0m0.073s
sys	0m2.888s
'statx -l' 1000 files without statahead: 19 sec
llite.lustre-ffff8a1a475e2800.statahead_max=128
llite.lustre-ffff8a1a475e2800.statahead_max=128
1000

real	0m6.647s
user	0m0.069s
sys	0m1.440s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 118
statahead wrong: 2
agl total: 114
list_total: 28
fname_total: 76
hit_total: 2684
miss_total: 1440
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 19 seconds
llite.lustre-ffff8a1a475e2800.statahead_stats=
statahead total: 118
statahead wrong: 2
agl total: 114
list_total: 28
fname_total: 76
hit_total: 2684
miss_total: 1440
mdc.lustre-MDT0000-mdc-ffff8a1a475e2800.batch_stats=
snapshot_time:            1783952549.600972317 secs.nsecs
start_time:               1783952468.732314730 secs.nsecs
elapsed_time:             80.868657587 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         8  22  22
2:		         5  13  36
4:		         8  22  58
8:		         1   2  61
16:		         0   0  61
32:		         7  19  80
64:		         7  19 100
mdc.lustre-MDT0001-mdc-ffff8a1a475e2800.batch_stats=
snapshot_time:            1783952549.601549720 secs.nsecs
start_time:               1783952468.732407013 secs.nsecs
elapsed_time:             80.869142707 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        10  30  30
2:		         3   9  39
4:		         4  12  51
8:		         2   6  57
16:		         0   0  57
32:		         3   9  66
64:		        11  33 100
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