== sanity test 123ab: verify statahead work by using statx ========================================================== 03:47:20 (1786693640)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8ea8114f7000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8ea8114f7000.batch_stats=0
striped dir -i1 -c2 -H all_char  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.96 seconds: 33.82 ops/second
llite.lustre-ffff8ea8114f7000.statahead_max=0
100

real	0m3.239s
user	0m0.011s
sys	0m0.335s
'statx -l' 100 files without statahead: 3 sec
llite.lustre-ffff8ea8114f7000.statahead_max=128
llite.lustre-ffff8ea8114f7000.statahead_max=128
100

real	0m0.804s
user	0m0.007s
sys	0m0.147s
'statx -l' 100 files with statahead: 1 sec
statahead total: 145
statahead wrong: 2
agl total: 140
list_total: 28
fname_total: 116
hit_total: 1830
miss_total: 1557
swrong=2 ewrong=2
 - open/close 558 (time 1786693671.55 total 10.01 last 55.75)
total: 900 open/close in 15.73 seconds: 57.21 ops/second
llite.lustre-ffff8ea8114f7000.statahead_max=0
1000

real	0m27.188s
user	0m0.088s
sys	0m3.120s
'statx -l' 1000 files without statahead: 27 sec
llite.lustre-ffff8ea8114f7000.statahead_max=128
llite.lustre-ffff8ea8114f7000.statahead_max=128
1000

real	0m5.734s
user	0m0.065s
sys	0m1.522s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 146
statahead wrong: 2
agl total: 141
list_total: 29
fname_total: 116
hit_total: 2829
miss_total: 1557
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 23 seconds
llite.lustre-ffff8ea8114f7000.statahead_stats=
statahead total: 146
statahead wrong: 2
agl total: 141
list_total: 29
fname_total: 116
hit_total: 2829
miss_total: 1557
mdc.lustre-MDT0000-mdc-ffff8ea8114f7000.batch_stats=
snapshot_time:            1786693747.031228287 secs.nsecs
start_time:               1786693646.165766935 secs.nsecs
elapsed_time:             100.865461352 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   8   8
2:		         1   4  12
4:		         4  16  28
8:		         1   4  32
16:		         2   8  40
32:		         7  28  68
64:		         8  32 100
mdc.lustre-MDT0001-mdc-ffff8ea8114f7000.batch_stats=
snapshot_time:            1786693747.031302689 secs.nsecs
start_time:               1786693646.165909856 secs.nsecs
elapsed_time:             100.865392833 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4  15  15
2:		         1   3  19
4:		         2   7  26
8:		         3  11  38
16:		         2   7  46
32:		         5  19  65
64:		         9  34 100
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