== sanity test 123ab: verify statahead work by using statx ========================================================== 23:08:09 (1784084889)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9ed3c7206800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9ed3c7206800.batch_stats=0
striped dir -i1 -c2 -H fnv_1a_64  /mnt/lustre/d123ab.sanity
total: 100 open/close in 0.86 seconds: 116.14 ops/second
llite.lustre-ffff9ed3c7206800.statahead_max=0
100

real	0m0.942s
user	0m0.010s
sys	0m0.288s
'statx -l' 100 files without statahead: 1 sec
llite.lustre-ffff9ed3c7206800.statahead_max=128
llite.lustre-ffff9ed3c7206800.statahead_max=128
100

real	0m0.384s
user	0m0.006s
sys	0m0.193s
'statx -l' 100 files with statahead: 0 sec
statahead total: 72
statahead wrong: 1
agl total: 67
list_total: 22
fname_total: 50
hit_total: 1742
miss_total: 208
swrong=1 ewrong=1
total: 900 open/close in 3.67 seconds: 245.48 ops/second
llite.lustre-ffff9ed3c7206800.statahead_max=0
1000

real	0m7.740s
user	0m0.091s
sys	0m2.567s
'statx -l' 1000 files without statahead: 8 sec
llite.lustre-ffff9ed3c7206800.statahead_max=128
llite.lustre-ffff9ed3c7206800.statahead_max=128
1000

real	0m3.563s
user	0m0.038s
sys	0m2.099s
'statx -l' 1000 files with statahead: 4 sec
statahead total: 73
statahead wrong: 1
agl total: 68
list_total: 23
fname_total: 50
hit_total: 2741
miss_total: 208
swrong=1 ewrong=1
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 8 seconds
llite.lustre-ffff9ed3c7206800.statahead_stats=
statahead total: 73
statahead wrong: 1
agl total: 68
list_total: 23
fname_total: 50
hit_total: 2741
miss_total: 208
mdc.lustre-MDT0000-mdc-ffff9ed3c7206800.batch_stats=
snapshot_time:            1784084921.764072655 secs.nsecs
start_time:               1784084890.582359958 secs.nsecs
elapsed_time:             31.181712697 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        14  42  42
2:		         0   0  42
4:		         2   6  48
8:		         2   6  54
16:		         1   3  57
32:		         4  12  69
64:		        10  30 100
mdc.lustre-MDT0001-mdc-ffff9ed3c7206800.batch_stats=
snapshot_time:            1784084921.764214148 secs.nsecs
start_time:               1784084890.582447401 secs.nsecs
elapsed_time:             31.181766747 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        12  36  36
2:		         0   0  36
4:		         4  12  48
8:		         3   9  57
16:		         0   0  57
32:		         6  18  75
64:		         8  24 100
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