== sanity test 123ab: verify statahead work by using statx ========================================================== 09:27:04 (1788874024)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8fcb4c76d000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8fcb4c76d000.batch_stats=0
striped dir -i1 -c2 -H fnv_1a_64  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.39 seconds: 41.77 ops/second
llite.lustre-ffff8fcb4c76d000.statahead_max=0
100

real	0m1.907s
user	0m0.007s
sys	0m0.264s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff8fcb4c76d000.statahead_max=128
llite.lustre-ffff8fcb4c76d000.statahead_max=128
100

real	0m0.673s
user	0m0.011s
sys	0m0.152s
'statx -l' 100 files with statahead: 0 sec
statahead total: 101
statahead wrong: 2
agl total: 97
list_total: 26
fname_total: 72
hit_total: 1844
miss_total: 1576
swrong=2 ewrong=2
 - open/close 783 (time 1788874049.46 total 10.00 last 78.30)
total: 900 open/close in 11.58 seconds: 77.71 ops/second
llite.lustre-ffff8fcb4c76d000.statahead_max=0
1000

real	0m21.075s
user	0m0.076s
sys	0m2.525s
'statx -l' 1000 files without statahead: 21 sec
llite.lustre-ffff8fcb4c76d000.statahead_max=128
llite.lustre-ffff8fcb4c76d000.statahead_max=128
1000

real	0m6.785s
user	0m0.060s
sys	0m1.127s
'statx -l' 1000 files with statahead: 7 sec
statahead total: 102
statahead wrong: 2
agl total: 98
list_total: 27
fname_total: 72
hit_total: 2843
miss_total: 1576
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 19 seconds
llite.lustre-ffff8fcb4c76d000.statahead_stats=
statahead total: 102
statahead wrong: 2
agl total: 98
list_total: 27
fname_total: 72
hit_total: 2843
miss_total: 1576
mdc.lustre-MDT0000-mdc-ffff8fcb4c76d000.batch_stats=
snapshot_time:            1788874109.843289560 secs.nsecs
start_time:               1788874028.596196691 secs.nsecs
elapsed_time:             81.247092869 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   9   9
2:		         0   0   9
4:		         2   9  19
8:		         1   4  23
16:		         2   9  33
32:		         3  14  47
64:		        11  52 100
mdc.lustre-MDT0001-mdc-ffff8fcb4c76d000.batch_stats=
snapshot_time:            1788874109.843416978 secs.nsecs
start_time:               1788874028.599621345 secs.nsecs
elapsed_time:             81.243795633 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
2:		         2   8   8
4:		         2   8  17
8:		         4  17  34
16:		         1   4  39
32:		         5  21  60
64:		         9  39 100
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