== sanity test 123ab: verify statahead work by using statx ========================================================== 17:09:33 (1786309773)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9922bb5a6800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9922bb5a6800.batch_stats=0
striped dir -i1 -c2 -H fnv_1a_64  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.51 seconds: 39.82 ops/second
llite.lustre-ffff9922bb5a6800.statahead_max=0
100

real	0m2.144s
user	0m0.011s
sys	0m0.320s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff9922bb5a6800.statahead_max=128
llite.lustre-ffff9922bb5a6800.statahead_max=128
100

real	0m1.373s
user	0m0.007s
sys	0m0.185s
'statx -l' 100 files with statahead: 1 sec
statahead total: 114
statahead wrong: 2
agl total: 110
list_total: 27
fname_total: 72
hit_total: 1911
miss_total: 1422
swrong=2 ewrong=2
total: 900 open/close in 9.29 seconds: 96.90 ops/second
llite.lustre-ffff9922bb5a6800.statahead_max=0
1000

real	0m25.414s
user	0m0.086s
sys	0m3.020s
'statx -l' 1000 files without statahead: 25 sec
llite.lustre-ffff9922bb5a6800.statahead_max=128
llite.lustre-ffff9922bb5a6800.statahead_max=128
1000

real	0m7.173s
user	0m0.065s
sys	0m1.410s
'statx -l' 1000 files with statahead: 7 sec
statahead total: 115
statahead wrong: 2
agl total: 111
list_total: 28
fname_total: 72
hit_total: 2910
miss_total: 1422
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 19 seconds
llite.lustre-ffff9922bb5a6800.statahead_stats=
statahead total: 115
statahead wrong: 2
agl total: 111
list_total: 28
fname_total: 72
hit_total: 2910
miss_total: 1422
mdc.lustre-MDT0000-mdc-ffff9922bb5a6800.batch_stats=
snapshot_time:            1786309864.332655545 secs.nsecs
start_time:               1786309778.337034992 secs.nsecs
elapsed_time:             85.995620553 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3  11  11
2:		         3  11  23
4:		         5  19  42
8:		         1   3  46
16:		         0   0  46
32:		         4  15  61
64:		        10  38 100
mdc.lustre-MDT0001-mdc-ffff9922bb5a6800.batch_stats=
snapshot_time:            1786309864.332739624 secs.nsecs
start_time:               1786309778.337126912 secs.nsecs
elapsed_time:             85.995612712 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6  24  24
2:		         0   0  24
4:		         2   8  32
8:		         3  12  44
16:		         0   0  44
32:		         2   8  52
64:		        12  48 100
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