== sanity test 123ab: verify statahead work by using statx ========================================================== 18:38:01 (1788647881)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9c67c9c3c000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9c67c9c3c000.batch_stats=0
striped dir -i1 -c2 -H crush  /mnt/lustre/d123ab.sanity
total: 100 open/close in 3.01 seconds: 33.25 ops/second
llite.lustre-ffff9c67c9c3c000.statahead_max=0
100

real	0m3.237s
user	0m0.013s
sys	0m0.348s
'statx -l' 100 files without statahead: 3 sec
llite.lustre-ffff9c67c9c3c000.statahead_max=128
llite.lustre-ffff9c67c9c3c000.statahead_max=128
100

real	0m1.074s
user	0m0.006s
sys	0m0.185s
'statx -l' 100 files with statahead: 1 sec
statahead total: 127
statahead wrong: 2
agl total: 123
list_total: 27
fname_total: 99
hit_total: 2268
miss_total: 1292
swrong=2 ewrong=2
 - open/close 655 (time 1788647911.01 total 10.02 last 65.40)
total: 900 open/close in 13.74 seconds: 65.49 ops/second
llite.lustre-ffff9c67c9c3c000.statahead_max=0
1000

real	0m25.186s
user	0m0.094s
sys	0m2.941s
'statx -l' 1000 files without statahead: 25 sec
llite.lustre-ffff9c67c9c3c000.statahead_max=128
llite.lustre-ffff9c67c9c3c000.statahead_max=128
1000

real	0m8.523s
user	0m0.083s
sys	0m1.339s
'statx -l' 1000 files with statahead: 8 sec
statahead total: 128
statahead wrong: 2
agl total: 124
list_total: 28
fname_total: 99
hit_total: 3267
miss_total: 1292
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 22 seconds
llite.lustre-ffff9c67c9c3c000.statahead_stats=
statahead total: 128
statahead wrong: 2
agl total: 124
list_total: 28
fname_total: 99
hit_total: 3267
miss_total: 1292
mdc.lustre-MDT0000-mdc-ffff9c67c9c3c000.batch_stats=
snapshot_time:            1788647986.051407036 secs.nsecs
start_time:               1788647886.428190780 secs.nsecs
elapsed_time:             99.623216256 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6  21  21
2:		         1   3  25
4:		         2   7  32
8:		         3  10  42
16:		         2   7  50
32:		         3  10  60
64:		        11  39 100
mdc.lustre-MDT0001-mdc-ffff9c67c9c3c000.batch_stats=
snapshot_time:            1788647986.051561281 secs.nsecs
start_time:               1788647886.428397854 secs.nsecs
elapsed_time:             99.623163427 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7  25  25
2:		         3  10  35
4:		         3  10  46
8:		         1   3  50
16:		         1   3  53
32:		         8  28  82
64:		         5  17 100
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