== sanity test 123ab: verify statahead work by using statx ========================================================== 04:50:39 (1787734239)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9111c2c2e800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9111c2c2e800.batch_stats=0
striped dir -i1 -c2 -H crush2  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.40 seconds: 41.61 ops/second
llite.lustre-ffff9111c2c2e800.statahead_max=0
100

real	0m1.886s
user	0m0.009s
sys	0m0.264s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff9111c2c2e800.statahead_max=128
llite.lustre-ffff9111c2c2e800.statahead_max=128
100

real	0m0.679s
user	0m0.009s
sys	0m0.150s
'statx -l' 100 files with statahead: 1 sec
statahead total: 112
statahead wrong: 2
agl total: 109
list_total: 26
fname_total: 68
hit_total: 2135
miss_total: 1276
swrong=2 ewrong=2
 - open/close 840 (time 1787734264.63 total 10.01 last 83.94)
total: 900 open/close in 10.93 seconds: 82.32 ops/second
llite.lustre-ffff9111c2c2e800.statahead_max=0
1000

real	0m18.405s
user	0m0.069s
sys	0m2.525s
'statx -l' 1000 files without statahead: 19 sec
llite.lustre-ffff9111c2c2e800.statahead_max=128
llite.lustre-ffff9111c2c2e800.statahead_max=128
1000

real	0m6.018s
user	0m0.059s
sys	0m1.221s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 113
statahead wrong: 2
agl total: 110
list_total: 27
fname_total: 68
hit_total: 3134
miss_total: 1276
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 22 seconds
llite.lustre-ffff9111c2c2e800.statahead_stats=
statahead total: 113
statahead wrong: 2
agl total: 110
list_total: 27
fname_total: 68
hit_total: 3134
miss_total: 1276
mdc.lustre-MDT0000-mdc-ffff9111c2c2e800.batch_stats=
snapshot_time:            1787734324.191018739 secs.nsecs
start_time:               1787734244.029739387 secs.nsecs
elapsed_time:             80.161279352 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3  13  13
2:		         1   4  18
4:		         1   4  22
8:		         1   4  27
16:		         2   9  36
32:		         1   4  40
64:		        13  59 100
mdc.lustre-MDT0001-mdc-ffff9111c2c2e800.batch_stats=
snapshot_time:            1787734324.191079571 secs.nsecs
start_time:               1787734244.029878302 secs.nsecs
elapsed_time:             80.161201269 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4  20  20
2:		         1   5  25
4:		         1   5  30
8:		         1   5  35
16:		         0   0  35
32:		         6  30  65
64:		         7  35 100
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