== sanity test 123ab: verify statahead work by using statx ========================================================== 05:25:05 (1787304305)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9270c88cc000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9270c88cc000.batch_stats=0
striped dir -i1 -c2 -H fnv_1a_64  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.50 seconds: 40.03 ops/second
llite.lustre-ffff9270c88cc000.statahead_max=0
100

real	0m2.391s
user	0m0.016s
sys	0m0.309s
'statx -l' 100 files without statahead: 3 sec
llite.lustre-ffff9270c88cc000.statahead_max=128
llite.lustre-ffff9270c88cc000.statahead_max=128
100

real	0m0.772s
user	0m0.009s
sys	0m0.159s
'statx -l' 100 files with statahead: 1 sec
statahead total: 108
statahead wrong: 2
agl total: 105
list_total: 26
fname_total: 82
hit_total: 2363
miss_total: 1280
swrong=2 ewrong=2
 - open/close 856 (time 1787304332.69 total 10.02 last 85.43)
total: 900 open/close in 10.70 seconds: 84.15 ops/second
llite.lustre-ffff9270c88cc000.statahead_max=0
1000

real	0m20.687s
user	0m0.077s
sys	0m2.691s
'statx -l' 1000 files without statahead: 21 sec
llite.lustre-ffff9270c88cc000.statahead_max=128
llite.lustre-ffff9270c88cc000.statahead_max=128
1000

real	0m5.528s
user	0m0.078s
sys	0m1.303s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 109
statahead wrong: 2
agl total: 106
list_total: 27
fname_total: 82
hit_total: 3362
miss_total: 1280
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 19 seconds
llite.lustre-ffff9270c88cc000.statahead_stats=
statahead total: 109
statahead wrong: 2
agl total: 106
list_total: 27
fname_total: 82
hit_total: 3362
miss_total: 1280
mdc.lustre-MDT0000-mdc-ffff9270c88cc000.batch_stats=
snapshot_time:            1787304389.987056064 secs.nsecs
start_time:               1787304310.693304533 secs.nsecs
elapsed_time:             79.293751531 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5  18  18
2:		         0   0  18
4:		         3  11  29
8:		         2   7  37
16:		         2   7  44
32:		         8  29  74
64:		         7  25 100
mdc.lustre-MDT0001-mdc-ffff9270c88cc000.batch_stats=
snapshot_time:            1787304389.987121509 secs.nsecs
start_time:               1787304310.693448937 secs.nsecs
elapsed_time:             79.293672572 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   7   7
2:		         1   3  11
4:		         3  11  23
8:		         3  11  34
16:		         2   7  42
32:		         7  26  69
64:		         8  30 100
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