== sanity test 123ab: verify statahead work by using statx ========================================================== 05:56:11 (1787910971)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9dfa85267800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9dfa85267800.batch_stats=0
striped dir -i1 -c2 -H crush2  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.17 seconds: 46.10 ops/second
llite.lustre-ffff9dfa85267800.statahead_max=0
100

real	0m1.987s
user	0m0.015s
sys	0m0.321s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff9dfa85267800.statahead_max=128
llite.lustre-ffff9dfa85267800.statahead_max=128
100

real	0m1.322s
user	0m0.010s
sys	0m0.200s
'statx -l' 100 files with statahead: 1 sec
statahead total: 120
statahead wrong: 2
agl total: 117
list_total: 26
fname_total: 94
hit_total: 1907
miss_total: 1570
swrong=2 ewrong=2
 - open/close 705 (time 1787910998.79 total 10.01 last 70.45)
total: 900 open/close in 13.04 seconds: 69.03 ops/second
llite.lustre-ffff9dfa85267800.statahead_max=0
1000

real	0m21.268s
user	0m0.087s
sys	0m3.011s
'statx -l' 1000 files without statahead: 22 sec
llite.lustre-ffff9dfa85267800.statahead_max=128
llite.lustre-ffff9dfa85267800.statahead_max=128
1000

real	0m5.372s
user	0m0.068s
sys	0m1.351s
'statx -l' 1000 files with statahead: 5 sec
statahead total: 121
statahead wrong: 2
agl total: 118
list_total: 27
fname_total: 94
hit_total: 2906
miss_total: 1570
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 17 seconds
llite.lustre-ffff9dfa85267800.statahead_stats=
statahead total: 121
statahead wrong: 2
agl total: 118
list_total: 27
fname_total: 94
hit_total: 2906
miss_total: 1570
mdc.lustre-MDT0000-mdc-ffff9dfa85267800.batch_stats=
snapshot_time:            1787911056.859899966 secs.nsecs
start_time:               1787910975.773004694 secs.nsecs
elapsed_time:             81.086895272 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   9   9
2:		         0   0   9
4:		         1   4  13
8:		         3  13  27
16:		         1   4  31
32:		         2   9  40
64:		        13  59 100
mdc.lustre-MDT0001-mdc-ffff9dfa85267800.batch_stats=
snapshot_time:            1787911056.859997107 secs.nsecs
start_time:               1787910975.773125485 secs.nsecs
elapsed_time:             81.086871622 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5  22  22
2:		         0   0  22
4:		         3  13  36
8:		         1   4  40
16:		         0   0  40
32:		         8  36  77
64:		         5  22 100
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