== sanity test 123ab: verify statahead work by using statx ========================================================== 18:57:05 (1785884225)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9f9c507a7800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9f9c507a7800.batch_stats=0
striped dir -i1 -c2 -H crush2  /mnt/lustre/d123ab.sanity
total: 100 open/close in 3.19 seconds: 31.39 ops/second
llite.lustre-ffff9f9c507a7800.statahead_max=0
100

real	0m3.488s
user	0m0.011s
sys	0m0.317s
'statx -l' 100 files without statahead: 4 sec
llite.lustre-ffff9f9c507a7800.statahead_max=128
llite.lustre-ffff9f9c507a7800.statahead_max=128
100

real	0m1.095s
user	0m0.012s
sys	0m0.174s
'statx -l' 100 files with statahead: 1 sec
statahead total: 162
statahead wrong: 2
agl total: 157
list_total: 27
fname_total: 131
hit_total: 1660
miss_total: 1630
swrong=2 ewrong=2
 - open/close 650 (time 1785884258.74 total 10.00 last 65.00)
total: 900 open/close in 15.73 seconds: 57.23 ops/second
llite.lustre-ffff9f9c507a7800.statahead_max=0
1000

real	0m29.391s
user	0m0.082s
sys	0m2.991s
'statx -l' 1000 files without statahead: 29 sec
llite.lustre-ffff9f9c507a7800.statahead_max=128
llite.lustre-ffff9f9c507a7800.statahead_max=128
1000

real	0m8.925s
user	0m0.062s
sys	0m1.427s
'statx -l' 1000 files with statahead: 9 sec
statahead total: 163
statahead wrong: 2
agl total: 158
list_total: 28
fname_total: 131
hit_total: 2659
miss_total: 1630
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 32 seconds
llite.lustre-ffff9f9c507a7800.statahead_stats=
statahead total: 163
statahead wrong: 2
agl total: 158
list_total: 28
fname_total: 131
hit_total: 2659
miss_total: 1630
mdc.lustre-MDT0000-mdc-ffff9f9c507a7800.batch_stats=
snapshot_time:            1785884355.901763143 secs.nsecs
start_time:               1785884231.233867293 secs.nsecs
elapsed_time:             124.667895850 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6  20  20
2:		         1   3  23
4:		         0   0  23
8:		         4  13  36
16:		         3  10  46
32:		         4  13  60
64:		        12  40 100
mdc.lustre-MDT0001-mdc-ffff9f9c507a7800.batch_stats=
snapshot_time:            1785884355.901834460 secs.nsecs
start_time:               1785884231.234007765 secs.nsecs
elapsed_time:             124.667826695 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7  25  25
2:		         4  14  40
4:		         0   0  40
8:		         0   0  40
16:		         3  11  51
32:		         9  33  85
64:		         4  14 100
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