== sanity test 123ab: verify statahead work by using statx ========================================================== 15:31:09 (1787859069)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff913d02dae000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff913d02dae000.batch_stats=0
striped dir -i1 -c2 -H all_char  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.28 seconds: 43.85 ops/second
llite.lustre-ffff913d02dae000.statahead_max=0
100

real	0m2.194s
user	0m0.007s
sys	0m0.275s
'statx -l' 100 files without statahead: 3 sec
llite.lustre-ffff913d02dae000.statahead_max=128
llite.lustre-ffff913d02dae000.statahead_max=128
100

real	0m0.719s
user	0m0.006s
sys	0m0.148s
'statx -l' 100 files with statahead: 1 sec
statahead total: 152
statahead wrong: 2
agl total: 147
list_total: 26
fname_total: 112
hit_total: 1948
miss_total: 769
swrong=2 ewrong=2
 - open/close 771 (time 1787859096.15 total 10.00 last 77.08)
total: 900 open/close in 11.75 seconds: 76.60 ops/second
llite.lustre-ffff913d02dae000.statahead_max=0
1000

real	0m21.538s
user	0m0.090s
sys	0m2.719s
'statx -l' 1000 files without statahead: 21 sec
llite.lustre-ffff913d02dae000.statahead_max=128
llite.lustre-ffff913d02dae000.statahead_max=128
1000

real	0m5.550s
user	0m0.075s
sys	0m1.464s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 153
statahead wrong: 2
agl total: 148
list_total: 27
fname_total: 112
hit_total: 2947
miss_total: 769
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 21 seconds
llite.lustre-ffff913d02dae000.statahead_stats=
statahead total: 153
statahead wrong: 2
agl total: 148
list_total: 27
fname_total: 112
hit_total: 2947
miss_total: 769
mdc.lustre-MDT0000-mdc-ffff913d02dae000.batch_stats=
snapshot_time:            1787859158.039022322 secs.nsecs
start_time:               1787859074.234726596 secs.nsecs
elapsed_time:             83.804295726 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4  15  15
2:		         2   7  23
4:		         1   3  26
8:		         2   7  34
16:		         2   7  42
32:		         4  15  57
64:		        11  42 100
mdc.lustre-MDT0001-mdc-ffff913d02dae000.batch_stats=
snapshot_time:            1787859158.039384385 secs.nsecs
start_time:               1787859074.234799189 secs.nsecs
elapsed_time:             83.804585196 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4  16  16
2:		         0   0  16
4:		         2   8  24
8:		         4  16  40
16:		         1   4  44
32:		         5  20  64
64:		         9  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