== sanity test 123ab: verify statahead work by using statx ========================================================== 14:20:27 (1785781227)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8bd90874d800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8bd90874d800.batch_stats=0
striped dir -i1 -c2 -H crush  /mnt/lustre/d123ab.sanity
total: 100 open/close in 3.63 seconds: 27.52 ops/second
llite.lustre-ffff8bd90874d800.statahead_max=0
100

real	0m3.589s
user	0m0.007s
sys	0m0.333s
'statx -l' 100 files without statahead: 4 sec
llite.lustre-ffff8bd90874d800.statahead_max=128
llite.lustre-ffff8bd90874d800.statahead_max=128
100

real	0m0.915s
user	0m0.006s
sys	0m0.144s
'statx -l' 100 files with statahead: 1 sec
statahead total: 149
statahead wrong: 2
agl total: 143
list_total: 28
fname_total: 118
hit_total: 2300
miss_total: 1288
swrong=2 ewrong=2
 - open/close 550 (time 1785781260.58 total 10.00 last 54.97)
total: 900 open/close in 17.46 seconds: 51.56 ops/second
llite.lustre-ffff8bd90874d800.statahead_max=0
1000

real	0m28.582s
user	0m0.102s
sys	0m3.117s
'statx -l' 1000 files without statahead: 28 sec
llite.lustre-ffff8bd90874d800.statahead_max=128
llite.lustre-ffff8bd90874d800.statahead_max=128
1000

real	0m8.360s
user	0m0.046s
sys	0m1.378s
'statx -l' 1000 files with statahead: 9 sec
statahead total: 150
statahead wrong: 2
agl total: 144
list_total: 29
fname_total: 118
hit_total: 3299
miss_total: 1288
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 27 seconds
llite.lustre-ffff8bd90874d800.statahead_stats=
statahead total: 150
statahead wrong: 2
agl total: 144
list_total: 29
fname_total: 118
hit_total: 3299
miss_total: 1288
mdc.lustre-MDT0000-mdc-ffff8bd90874d800.batch_stats=
snapshot_time:            1785781352.655503403 secs.nsecs
start_time:               1785781233.137933616 secs.nsecs
elapsed_time:             119.517569787 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3  12  12
2:		         2   8  20
4:		         0   0  20
8:		         3  12  32
16:		         2   8  40
32:		         3  12  52
64:		        12  48 100
mdc.lustre-MDT0001-mdc-ffff8bd90874d800.batch_stats=
snapshot_time:            1785781352.655562884 secs.nsecs
start_time:               1785781233.138005233 secs.nsecs
elapsed_time:             119.517557651 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4  18  18
2:		         1   4  22
4:		         3  13  36
8:		         0   0  36
16:		         1   4  40
32:		         7  31  72
64:		         6  27 100
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