== sanity test 123ab: verify statahead work by using statx ========================================================== 09:36:46 (1788874606)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffffa09a215ec000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffffa09a215ec000.batch_stats=0
striped dir -i1 -c2 -H crush2  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.47 seconds: 40.45 ops/second
llite.lustre-ffffa09a215ec000.statahead_max=0
100

real	0m1.868s
user	0m0.007s
sys	0m0.281s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffffa09a215ec000.statahead_max=128
llite.lustre-ffffa09a215ec000.statahead_max=128
100

real	0m0.836s
user	0m0.004s
sys	0m0.147s
'statx -l' 100 files with statahead: 0 sec
statahead total: 134
statahead wrong: 2
agl total: 129
list_total: 26
fname_total: 107
hit_total: 1591
miss_total: 1288
swrong=2 ewrong=2
 - open/close 899 (time 1788874633.05 total 10.00 last 89.87)
total: 900 open/close in 10.00 seconds: 89.96 ops/second
llite.lustre-ffffa09a215ec000.statahead_max=0
1000

real	0m18.926s
user	0m0.080s
sys	0m2.610s
'statx -l' 1000 files without statahead: 19 sec
llite.lustre-ffffa09a215ec000.statahead_max=128
llite.lustre-ffffa09a215ec000.statahead_max=128
1000

real	0m6.351s
user	0m0.065s
sys	0m1.212s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 135
statahead wrong: 2
agl total: 130
list_total: 27
fname_total: 107
hit_total: 2590
miss_total: 1288
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 21 seconds
llite.lustre-ffffa09a215ec000.statahead_stats=
statahead total: 135
statahead wrong: 2
agl total: 130
list_total: 27
fname_total: 107
hit_total: 2590
miss_total: 1288
mdc.lustre-MDT0000-mdc-ffffa09a215ec000.batch_stats=
snapshot_time:            1788874691.504608597 secs.nsecs
start_time:               1788874611.155172510 secs.nsecs
elapsed_time:             80.349436087 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4  16  16
2:		         0   0  16
4:		         2   8  24
8:		         2   8  32
16:		         2   8  40
32:		         2   8  48
64:		        13  52 100
mdc.lustre-MDT0001-mdc-ffffa09a215ec000.batch_stats=
snapshot_time:            1788874691.504675497 secs.nsecs
start_time:               1788874611.155370839 secs.nsecs
elapsed_time:             80.349304658 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         8  29  29
2:		         0   0  29
4:		         2   7  37
8:		         4  14  51
16:		         0   0  51
32:		         7  25  77
64:		         6  22 100
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