== sanity test 123ab: verify statahead work by using statx ========================================================== 02:42:55 (1787553775)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff89ff03967000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff89ff03967000.batch_stats=0
striped dir -i1 -c2 -H crush2  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.68 seconds: 37.25 ops/second
llite.lustre-ffff89ff03967000.statahead_max=0
100

real	0m2.366s
user	0m0.010s
sys	0m0.302s
'statx -l' 100 files without statahead: 3 sec
llite.lustre-ffff89ff03967000.statahead_max=128
llite.lustre-ffff89ff03967000.statahead_max=128
100

real	0m0.993s
user	0m0.007s
sys	0m0.156s
'statx -l' 100 files with statahead: 1 sec
statahead total: 105
statahead wrong: 2
agl total: 101
list_total: 27
fname_total: 64
hit_total: 1418
miss_total: 1740
swrong=2 ewrong=2
 - open/close 556 (time 1787553804.11 total 10.01 last 55.57)
total: 900 open/close in 17.18 seconds: 52.38 ops/second
llite.lustre-ffff89ff03967000.statahead_max=0
1000

real	0m24.457s
user	0m0.085s
sys	0m2.840s
'statx -l' 1000 files without statahead: 24 sec
llite.lustre-ffff89ff03967000.statahead_max=128
llite.lustre-ffff89ff03967000.statahead_max=128
1000

real	0m5.766s
user	0m0.077s
sys	0m1.331s
'statx -l' 1000 files with statahead: 5 sec
statahead total: 106
statahead wrong: 2
agl total: 102
list_total: 28
fname_total: 64
hit_total: 2417
miss_total: 1740
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 19 seconds
llite.lustre-ffff89ff03967000.statahead_stats=
statahead total: 106
statahead wrong: 2
agl total: 102
list_total: 28
fname_total: 64
hit_total: 2417
miss_total: 1740
mdc.lustre-MDT0000-mdc-ffff89ff03967000.batch_stats=
snapshot_time:            1787553874.913621089 secs.nsecs
start_time:               1787553780.388987904 secs.nsecs
elapsed_time:             94.524633185 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3  12  12
2:		         1   4  16
4:		         1   4  20
8:		         2   8  28
16:		         3  12  40
32:		         5  20  60
64:		        10  40 100
mdc.lustre-MDT0001-mdc-ffff89ff03967000.batch_stats=
snapshot_time:            1787553874.914003075 secs.nsecs
start_time:               1787553780.389186135 secs.nsecs
elapsed_time:             94.524816940 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3  14  14
2:		         0   0  14
4:		         2   9  23
8:		         2   9  33
16:		         1   4  38
32:		         5  23  61
64:		         8  38 100
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