== sanity test 123ab: verify statahead work by using statx ========================================================== 14:13:59 (1782929639)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9338c8796800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9338c8796800.batch_stats=0
striped dir -i1 -c2 -H crush2  /mnt/lustre/d123ab.sanity
total: 100 open/close in 1.10 seconds: 90.65 ops/second
llite.lustre-ffff9338c8796800.statahead_max=0
100

real	0m0.990s
user	0m0.013s
sys	0m0.285s
'statx -l' 100 files without statahead: 1 sec
llite.lustre-ffff9338c8796800.statahead_max=128
llite.lustre-ffff9338c8796800.statahead_max=128
100

real	0m0.454s
user	0m0.010s
sys	0m0.204s
'statx -l' 100 files with statahead: 0 sec
statahead total: 48
statahead wrong: 1
agl total: 47
list_total: 18
fname_total: 30
hit_total: 1875
miss_total: 180
swrong=1 ewrong=1
total: 900 open/close in 3.85 seconds: 233.56 ops/second
llite.lustre-ffff9338c8796800.statahead_max=0
1000

real	0m10.181s
user	0m0.085s
sys	0m2.903s
'statx -l' 1000 files without statahead: 11 sec
llite.lustre-ffff9338c8796800.statahead_max=128
llite.lustre-ffff9338c8796800.statahead_max=128
1000

real	0m3.280s
user	0m0.049s
sys	0m2.094s
'statx -l' 1000 files with statahead: 3 sec
statahead total: 49
statahead wrong: 1
agl total: 48
list_total: 19
fname_total: 30
hit_total: 2874
miss_total: 180
swrong=1 ewrong=1
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 9 seconds
llite.lustre-ffff9338c8796800.statahead_stats=
statahead total: 49
statahead wrong: 1
agl total: 48
list_total: 19
fname_total: 30
hit_total: 2874
miss_total: 180
mdc.lustre-MDT0000-mdc-ffff9338c8796800.batch_stats=
snapshot_time:            1782929676.843980511 secs.nsecs
start_time:               1782929640.957559995 secs.nsecs
elapsed_time:             35.886420516 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         9  28  28
2:		         2   6  34
4:		         2   6  40
8:		         2   6  46
16:		         3   9  56
32:		         1   3  59
64:		        13  40 100
mdc.lustre-MDT0001-mdc-ffff9338c8796800.batch_stats=
snapshot_time:            1782929676.844034038 secs.nsecs
start_time:               1782929640.957640047 secs.nsecs
elapsed_time:             35.886393991 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        21  53  53
2:		         0   0  53
4:		         4  10  64
8:		         0   0  64
16:		         1   2  66
32:		         7  17  84
64:		         6  15 100
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