== sanity test 123ab: verify statahead work by using statx ========================================================== 16:00:51 (1788465651)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff89c1f0a31000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff89c1f0a31000.batch_stats=0
striped dir -i1 -c2 -H crush  /mnt/lustre/d123ab.sanity
total: 100 open/close in 3.07 seconds: 32.56 ops/second
llite.lustre-ffff89c1f0a31000.statahead_max=0
100

real	0m2.381s
user	0m0.008s
sys	0m0.277s
'statx -l' 100 files without statahead: 3 sec
llite.lustre-ffff89c1f0a31000.statahead_max=128
llite.lustre-ffff89c1f0a31000.statahead_max=128
100

real	0m0.870s
user	0m0.009s
sys	0m0.159s
'statx -l' 100 files with statahead: 1 sec
statahead total: 134
statahead wrong: 2
agl total: 130
list_total: 26
fname_total: 97
hit_total: 1849
miss_total: 1483
swrong=2 ewrong=2
 - open/close 717 (time 1788465679.12 total 10.00 last 71.67)
total: 900 open/close in 12.29 seconds: 73.21 ops/second
llite.lustre-ffff89c1f0a31000.statahead_max=0
1000

real	0m21.824s
user	0m0.094s
sys	0m2.794s
'statx -l' 1000 files without statahead: 22 sec
llite.lustre-ffff89c1f0a31000.statahead_max=128
llite.lustre-ffff89c1f0a31000.statahead_max=128
1000

real	0m5.920s
user	0m0.055s
sys	0m1.311s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 135
statahead wrong: 2
agl total: 131
list_total: 27
fname_total: 97
hit_total: 2848
miss_total: 1483
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 17 seconds
llite.lustre-ffff89c1f0a31000.statahead_stats=
statahead total: 135
statahead wrong: 2
agl total: 131
list_total: 27
fname_total: 97
hit_total: 2848
miss_total: 1483
mdc.lustre-MDT0000-mdc-ffff89c1f0a31000.batch_stats=
snapshot_time:            1788465737.619237951 secs.nsecs
start_time:               1788465655.999154862 secs.nsecs
elapsed_time:             81.620083089 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4  17  17
2:		         0   0  17
4:		         1   4  21
8:		         2   8  30
16:		         2   8  39
32:		         2   8  47
64:		        12  52 100
mdc.lustre-MDT0001-mdc-ffff89c1f0a31000.batch_stats=
snapshot_time:            1788465737.619308156 secs.nsecs
start_time:               1788465655.999311342 secs.nsecs
elapsed_time:             81.619996814 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4  18  18
2:		         2   9  27
4:		         3  13  40
8:		         0   0  40
16:		         0   0  40
32:		         6  27  68
64:		         7  31 100
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