== sanity test 123ab: verify statahead work by using statx ========================================================== 02:38:19 (1788849499)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff99a83b722800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff99a83b722800.batch_stats=0
striped dir -i1 -c2 -H all_char  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.06 seconds: 48.46 ops/second
llite.lustre-ffff99a83b722800.statahead_max=0
100

real	0m1.970s
user	0m0.012s
sys	0m0.270s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff99a83b722800.statahead_max=128
llite.lustre-ffff99a83b722800.statahead_max=128
100

real	0m0.705s
user	0m0.015s
sys	0m0.147s
'statx -l' 100 files with statahead: 1 sec
statahead total: 132
statahead wrong: 2
agl total: 128
list_total: 26
fname_total: 106
hit_total: 1730
miss_total: 1615
swrong=2 ewrong=2
total: 900 open/close in 8.69 seconds: 103.54 ops/second
llite.lustre-ffff99a83b722800.statahead_max=0
1000

real	0m17.647s
user	0m0.063s
sys	0m2.512s
'statx -l' 1000 files without statahead: 18 sec
llite.lustre-ffff99a83b722800.statahead_max=128
llite.lustre-ffff99a83b722800.statahead_max=128
1000

real	0m4.286s
user	0m0.056s
sys	0m1.131s
'statx -l' 1000 files with statahead: 4 sec
statahead total: 133
statahead wrong: 2
agl total: 129
list_total: 27
fname_total: 106
hit_total: 2729
miss_total: 1615
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 14 seconds
llite.lustre-ffff99a83b722800.statahead_stats=
statahead total: 133
statahead wrong: 2
agl total: 129
list_total: 27
fname_total: 106
hit_total: 2729
miss_total: 1615
mdc.lustre-MDT0000-mdc-ffff99a83b722800.batch_stats=
snapshot_time:            1788849567.867797183 secs.nsecs
start_time:               1788849503.741682914 secs.nsecs
elapsed_time:             64.126114269 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   4   4
2:		         0   0   4
4:		         3  13  18
8:		         2   9  27
16:		         1   4  31
32:		         8  36  68
64:		         7  31 100
mdc.lustre-MDT0001-mdc-ffff99a83b722800.batch_stats=
snapshot_time:            1788849567.867861282 secs.nsecs
start_time:               1788849503.742509040 secs.nsecs
elapsed_time:             64.125352242 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   9   9
2:		         0   0   9
4:		         2   9  18
8:		         3  13  31
16:		         0   0  31
32:		         5  22  54
64:		        10  45 100
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