== sanity test 123ab: verify statahead work by using statx ========================================================== 20:29:53 (1788740993)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8e83c2d87800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8e83c2d87800.batch_stats=0
striped dir -i1 -c2 -H all_char  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.66 seconds: 37.56 ops/second
llite.lustre-ffff8e83c2d87800.statahead_max=0
100

real	0m2.473s
user	0m0.008s
sys	0m0.274s
'statx -l' 100 files without statahead: 3 sec
llite.lustre-ffff8e83c2d87800.statahead_max=128
llite.lustre-ffff8e83c2d87800.statahead_max=128
100

real	0m1.059s
user	0m0.007s
sys	0m0.130s
'statx -l' 100 files with statahead: 1 sec
statahead total: 132
statahead wrong: 2
agl total: 128
list_total: 27
fname_total: 77
hit_total: 1889
miss_total: 1734
swrong=2 ewrong=2
 - open/close 733 (time 1788741021.81 total 10.01 last 73.24)
total: 900 open/close in 12.93 seconds: 69.62 ops/second
llite.lustre-ffff8e83c2d87800.statahead_max=0
1000

real	0m31.060s
user	0m0.085s
sys	0m2.839s
'statx -l' 1000 files without statahead: 31 sec
llite.lustre-ffff8e83c2d87800.statahead_max=128
llite.lustre-ffff8e83c2d87800.statahead_max=128
1000

real	0m7.407s
user	0m0.059s
sys	0m1.232s
'statx -l' 1000 files with statahead: 7 sec
statahead total: 133
statahead wrong: 2
agl total: 129
list_total: 28
fname_total: 77
hit_total: 2888
miss_total: 1734
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 26 seconds
llite.lustre-ffff8e83c2d87800.statahead_stats=
statahead total: 133
statahead wrong: 2
agl total: 129
list_total: 28
fname_total: 77
hit_total: 2888
miss_total: 1734
mdc.lustre-MDT0000-mdc-ffff8e83c2d87800.batch_stats=
snapshot_time:            1788741107.699966238 secs.nsecs
start_time:               1788740997.577327895 secs.nsecs
elapsed_time:             110.122638343 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4  16  16
2:		         2   8  24
4:		         1   4  28
8:		         3  12  40
16:		         1   4  44
32:		         3  12  56
64:		        11  44 100
mdc.lustre-MDT0001-mdc-ffff8e83c2d87800.batch_stats=
snapshot_time:            1788741107.700040185 secs.nsecs
start_time:               1788740997.577456988 secs.nsecs
elapsed_time:             110.122583197 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4  16  16
2:		         1   4  20
4:		         4  16  37
8:		         1   4  41
16:		         0   0  41
32:		         4  16  58
64:		        10  41 100
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