== sanity test 123ab: verify statahead work by using statx ========================================================== 18:11:07 (1781820667)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8efe479d6800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8efe479d6800.batch_stats=0
striped dir -i1 -c2 -H fnv_1a_64  /mnt/lustre/d123ab.sanity
total: 100 open/close in 1.68 seconds: 59.36 ops/second
llite.lustre-ffff8efe479d6800.statahead_max=0
100

real	0m1.488s
user	0m0.010s
sys	0m0.306s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff8efe479d6800.statahead_max=128
llite.lustre-ffff8efe479d6800.statahead_max=128
100

real	0m0.484s
user	0m0.008s
sys	0m0.187s
'statx -l' 100 files with statahead: 0 sec
statahead total: 104
statahead wrong: 2
agl total: 101
list_total: 27
fname_total: 77
hit_total: 1469
miss_total: 1393
swrong=2 ewrong=2
total: 900 open/close in 7.60 seconds: 118.35 ops/second
llite.lustre-ffff8efe479d6800.statahead_max=0
1000

real	0m14.866s
user	0m0.121s
sys	0m3.239s
'statx -l' 1000 files without statahead: 14 sec
llite.lustre-ffff8efe479d6800.statahead_max=128
llite.lustre-ffff8efe479d6800.statahead_max=128
1000

real	0m4.364s
user	0m0.049s
sys	0m1.417s
'statx -l' 1000 files with statahead: 4 sec
statahead total: 105
statahead wrong: 2
agl total: 102
list_total: 28
fname_total: 77
hit_total: 2468
miss_total: 1393
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 14 seconds
llite.lustre-ffff8efe479d6800.statahead_stats=
statahead total: 105
statahead wrong: 2
agl total: 102
list_total: 28
fname_total: 77
hit_total: 2468
miss_total: 1393
mdc.lustre-MDT0000-mdc-ffff8efe479d6800.batch_stats=
snapshot_time:            1781820724.876572468 secs.nsecs
start_time:               1781820669.740895685 secs.nsecs
elapsed_time:             55.135676783 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4  18  18
2:		         0   0  18
4:		         0   0  18
8:		         4  18  36
16:		         0   0  36
32:		         4  18  54
64:		        10  45 100
mdc.lustre-MDT0001-mdc-ffff8efe479d6800.batch_stats=
snapshot_time:            1781820724.876653873 secs.nsecs
start_time:               1781820669.740996320 secs.nsecs
elapsed_time:             55.135657553 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6  24  24
2:		         1   4  28
4:		         2   8  36
8:		         1   4  40
16:		         1   4  44
32:		         3  12  56
64:		        11  44 100
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