== sanity test 123ab: verify statahead work by using statx ========================================================== 13:24:33 (1787851473)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff981d7bd53000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff981d7bd53000.batch_stats=0
striped dir -i1 -c2 -H crush2  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.12 seconds: 47.22 ops/second
llite.lustre-ffff981d7bd53000.statahead_max=0
100

real	0m2.249s
user	0m0.009s
sys	0m0.271s
'statx -l' 100 files without statahead: 3 sec
llite.lustre-ffff981d7bd53000.statahead_max=128
llite.lustre-ffff981d7bd53000.statahead_max=128
100

real	0m0.865s
user	0m0.003s
sys	0m0.135s
'statx -l' 100 files with statahead: 1 sec
statahead total: 111
statahead wrong: 2
agl total: 107
list_total: 26
fname_total: 85
hit_total: 1830
miss_total: 1623
swrong=2 ewrong=2
 - open/close 871 (time 1787851500.94 total 10.00 last 87.10)
total: 900 open/close in 10.32 seconds: 87.19 ops/second
llite.lustre-ffff981d7bd53000.statahead_max=0
1000

real	0m22.346s
user	0m0.073s
sys	0m2.561s
'statx -l' 1000 files without statahead: 22 sec
llite.lustre-ffff981d7bd53000.statahead_max=128
llite.lustre-ffff981d7bd53000.statahead_max=128
1000

real	0m6.064s
user	0m0.071s
sys	0m1.229s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 112
statahead wrong: 2
agl total: 108
list_total: 27
fname_total: 85
hit_total: 2829
miss_total: 1623
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 19 seconds
llite.lustre-ffff981d7bd53000.statahead_stats=
statahead total: 112
statahead wrong: 2
agl total: 108
list_total: 27
fname_total: 85
hit_total: 2829
miss_total: 1623
mdc.lustre-MDT0000-mdc-ffff981d7bd53000.batch_stats=
snapshot_time:            1787851561.246726263 secs.nsecs
start_time:               1787851478.324291187 secs.nsecs
elapsed_time:             82.922435076 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5  19  19
2:		         0   0  19
4:		         0   0  19
8:		         4  15  34
16:		         3  11  46
32:		         1   3  50
64:		        13  50 100
mdc.lustre-MDT0001-mdc-ffff981d7bd53000.batch_stats=
snapshot_time:            1787851561.246783901 secs.nsecs
start_time:               1787851478.324391155 secs.nsecs
elapsed_time:             82.922392746 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3  13  13
2:		         3  13  27
4:		         2   9  36
8:		         1   4  40
16:		         0   0  40
32:		         5  22  63
64:		         8  36 100
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