== sanity test 123ab: verify statahead work by using statx ========================================================== 23:08:33 (1786936113)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffffa068c50e1000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffffa068c50e1000.batch_stats=0
striped dir -i1 -c2 -H crush2  /mnt/lustre/d123ab.sanity
total: 100 open/close in 0.79 seconds: 126.65 ops/second
llite.lustre-ffffa068c50e1000.statahead_max=0
100

real	0m0.948s
user	0m0.009s
sys	0m0.333s
'statx -l' 100 files without statahead: 1 sec
llite.lustre-ffffa068c50e1000.statahead_max=128
llite.lustre-ffffa068c50e1000.statahead_max=128
100

real	0m0.351s
user	0m0.002s
sys	0m0.170s
'statx -l' 100 files with statahead: 0 sec
statahead total: 67
statahead wrong: 1
agl total: 64
list_total: 22
fname_total: 45
hit_total: 1317
miss_total: 207
swrong=1 ewrong=1
total: 900 open/close in 1.81 seconds: 495.98 ops/second
llite.lustre-ffffa068c50e1000.statahead_max=0
1000

real	0m6.197s
user	0m0.029s
sys	0m2.312s
'statx -l' 1000 files without statahead: 6 sec
llite.lustre-ffffa068c50e1000.statahead_max=128
llite.lustre-ffffa068c50e1000.statahead_max=128
1000

real	0m3.028s
user	0m0.020s
sys	0m1.950s
'statx -l' 1000 files with statahead: 3 sec
statahead total: 68
statahead wrong: 1
agl total: 65
list_total: 23
fname_total: 45
hit_total: 2316
miss_total: 207
swrong=1 ewrong=1
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 6 seconds
llite.lustre-ffffa068c50e1000.statahead_stats=
statahead total: 68
statahead wrong: 1
agl total: 65
list_total: 23
fname_total: 45
hit_total: 2316
miss_total: 207
mdc.lustre-MDT0000-mdc-ffffa068c50e1000.batch_stats=
snapshot_time:            1786936139.954026464 secs.nsecs
start_time:               1786936114.693579960 secs.nsecs
elapsed_time:             25.260446504 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        20  46  46
2:		         3   6  53
4:		         1   2  55
8:		         4   9  65
16:		         2   4  69
32:		         0   0  69
64:		        13  30 100
mdc.lustre-MDT0001-mdc-ffffa068c50e1000.batch_stats=
snapshot_time:            1786936139.954101186 secs.nsecs
start_time:               1786936114.693707071 secs.nsecs
elapsed_time:             25.260394115 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        20  51  51
2:		         1   2  53
4:		         5  12  66
8:		         0   0  66
16:		         0   0  66
32:		         7  17  84
64:		         6  15 100
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