== sanity test 123ab: verify statahead work by using statx ========================================================== 22:14:01 (1781662441)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9ba903dfd000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9ba903dfd000.batch_stats=0
striped dir -i1 -c2 -H all_char  /mnt/lustre/d123ab.sanity
total: 100 open/close in 0.76 seconds: 131.67 ops/second
llite.lustre-ffff9ba903dfd000.statahead_max=0
100

real	0m0.646s
user	0m0.005s
sys	0m0.250s
'statx -l' 100 files without statahead: 1 sec
llite.lustre-ffff9ba903dfd000.statahead_max=128
llite.lustre-ffff9ba903dfd000.statahead_max=128
100

real	0m0.447s
user	0m0.006s
sys	0m0.247s
'statx -l' 100 files with statahead: 1 sec
statahead total: 55
statahead wrong: 2
agl total: 54
list_total: 20
fname_total: 35
hit_total: 2063
miss_total: 716
swrong=2 ewrong=2
total: 900 open/close in 1.98 seconds: 454.25 ops/second
llite.lustre-ffff9ba903dfd000.statahead_max=0
1000

real	0m6.007s
user	0m0.056s
sys	0m2.228s
'statx -l' 1000 files without statahead: 6 sec
llite.lustre-ffff9ba903dfd000.statahead_max=128
llite.lustre-ffff9ba903dfd000.statahead_max=128
1000

real	0m3.082s
user	0m0.015s
sys	0m1.772s
'statx -l' 1000 files with statahead: 4 sec
statahead total: 56
statahead wrong: 2
agl total: 55
list_total: 21
fname_total: 35
hit_total: 3062
miss_total: 716
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 6 seconds
llite.lustre-ffff9ba903dfd000.statahead_stats=
statahead total: 56
statahead wrong: 2
agl total: 55
list_total: 21
fname_total: 35
hit_total: 3062
miss_total: 716
mdc.lustre-MDT0000-mdc-ffff9ba903dfd000.batch_stats=
snapshot_time:            1781662468.998614575 secs.nsecs
start_time:               1781662443.679284635 secs.nsecs
elapsed_time:             25.319329940 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4  16  16
2:		         1   4  20
4:		         3  12  33
8:		         1   4  37
16:		         1   4  41
32:		         3  12  54
64:		        11  45 100
mdc.lustre-MDT0001-mdc-ffff9ba903dfd000.batch_stats=
snapshot_time:            1781662468.998673455 secs.nsecs
start_time:               1781662443.679347323 secs.nsecs
elapsed_time:             25.319326132 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6  22  22
2:		         1   3  25
4:		         4  14  40
8:		         2   7  48
16:		         0   0  48
32:		         5  18  66
64:		         9  33 100
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