== sanity test 123ab: verify statahead work by using statx ========================================================== 10:19:55 (1787062795)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff89e6877b9800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff89e6877b9800.batch_stats=0
striped dir -i1 -c2 -H fnv_1a_64  /mnt/lustre/d123ab.sanity
total: 100 open/close in 0.70 seconds: 141.89 ops/second
llite.lustre-ffff89e6877b9800.statahead_max=0
100

real	0m0.641s
user	0m0.005s
sys	0m0.224s
'statx -l' 100 files without statahead: 0 sec
llite.lustre-ffff89e6877b9800.statahead_max=128
llite.lustre-ffff89e6877b9800.statahead_max=128
100

real	0m0.415s
user	0m0.003s
sys	0m0.224s
'statx -l' 100 files with statahead: 1 sec
statahead total: 53
statahead wrong: 2
agl total: 50
list_total: 22
fname_total: 30
hit_total: 1694
miss_total: 447
swrong=2 ewrong=2
total: 900 open/close in 2.52 seconds: 357.05 ops/second
llite.lustre-ffff89e6877b9800.statahead_max=0
1000

real	0m7.208s
user	0m0.038s
sys	0m2.617s
'statx -l' 1000 files without statahead: 7 sec
llite.lustre-ffff89e6877b9800.statahead_max=128
llite.lustre-ffff89e6877b9800.statahead_max=128
1000

real	0m4.625s
user	0m0.032s
sys	0m2.858s
'statx -l' 1000 files with statahead: 5 sec
statahead total: 54
statahead wrong: 2
agl total: 51
list_total: 23
fname_total: 30
hit_total: 2693
miss_total: 447
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 8 seconds
llite.lustre-ffff89e6877b9800.statahead_stats=
statahead total: 54
statahead wrong: 2
agl total: 51
list_total: 23
fname_total: 30
hit_total: 2693
miss_total: 447
mdc.lustre-MDT0000-mdc-ffff89e6877b9800.batch_stats=
snapshot_time:            1787062826.946620036 secs.nsecs
start_time:               1787062796.474911344 secs.nsecs
elapsed_time:             30.471708692 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        13  34  34
2:		         4  10  44
4:		         6  15  60
8:		         1   2  63
16:		         1   2  65
32:		         4  10  76
64:		         9  23 100
mdc.lustre-MDT0001-mdc-ffff89e6877b9800.batch_stats=
snapshot_time:            1787062826.946756457 secs.nsecs
start_time:               1787062796.475052952 secs.nsecs
elapsed_time:             30.471703505 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        15  40  40
2:		         1   2  43
4:		         4  10  54
8:		         3   8  62
16:		         1   2  64
32:		         3   8  72
64:		        10  27 100
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