== sanity test 123ab: verify statahead work by using statx ========================================================== 22:29:26 (1789612166)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9a8a07b2e800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9a8a07b2e800.batch_stats=0
striped dir -i1 -c2 -H crush2  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.27 seconds: 44.12 ops/second
llite.lustre-ffff9a8a07b2e800.statahead_max=0
100

real	0m1.581s
user	0m0.012s
sys	0m0.244s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff9a8a07b2e800.statahead_max=128
llite.lustre-ffff9a8a07b2e800.statahead_max=128
100

real	0m0.712s
user	0m0.004s
sys	0m0.147s
'statx -l' 100 files with statahead: 0 sec
statahead total: 111
statahead wrong: 2
agl total: 107
list_total: 26
fname_total: 80
hit_total: 1667
miss_total: 1127
swrong=2 ewrong=2
 - open/close 870 (time 1789612191.61 total 10.00 last 86.99)
total: 900 open/close in 10.28 seconds: 87.53 ops/second
llite.lustre-ffff9a8a07b2e800.statahead_max=0
1000

real	0m18.629s
user	0m0.074s
sys	0m2.523s
'statx -l' 1000 files without statahead: 18 sec
llite.lustre-ffff9a8a07b2e800.statahead_max=128
llite.lustre-ffff9a8a07b2e800.statahead_max=128
1000

real	0m5.947s
user	0m0.056s
sys	0m1.255s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 112
statahead wrong: 2
agl total: 108
list_total: 27
fname_total: 80
hit_total: 2666
miss_total: 1127
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 20 seconds
llite.lustre-ffff9a8a07b2e800.statahead_stats=
statahead total: 112
statahead wrong: 2
agl total: 108
list_total: 27
fname_total: 80
hit_total: 2666
miss_total: 1127
mdc.lustre-MDT0000-mdc-ffff9a8a07b2e800.batch_stats=
snapshot_time:            1789612249.187460595 secs.nsecs
start_time:               1789612171.008756681 secs.nsecs
elapsed_time:             78.178703914 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   5   5
2:		         1   5  10
4:		         1   5  15
8:		         2  10  25
16:		         0   0  25
32:		         3  15  40
64:		        12  60 100
mdc.lustre-MDT0001-mdc-ffff9a8a07b2e800.batch_stats=
snapshot_time:            1789612249.187529084 secs.nsecs
start_time:               1789612171.008974874 secs.nsecs
elapsed_time:             78.178554210 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   5   5
2:		         2  10  15
4:		         2  10  26
8:		         1   5  31
16:		         0   0  31
32:		         6  31  63
64:		         7  36 100
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