== sanity test 123ab: verify statahead work by using statx ========================================================== 01:54:06 (1788933246)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8a768577e800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8a768577e800.batch_stats=0
striped dir -i1 -c2 -H crush2  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.49 seconds: 40.16 ops/second
llite.lustre-ffff8a768577e800.statahead_max=0
100

real	0m2.270s
user	0m0.010s
sys	0m0.281s
'statx -l' 100 files without statahead: 3 sec
llite.lustre-ffff8a768577e800.statahead_max=128
llite.lustre-ffff8a768577e800.statahead_max=128
100

real	0m0.731s
user	0m0.008s
sys	0m0.149s
'statx -l' 100 files with statahead: 0 sec
statahead total: 151
statahead wrong: 2
agl total: 146
list_total: 34
fname_total: 117
hit_total: 2236
miss_total: 775
swrong=2 ewrong=2
 - open/close 864 (time 1788933272.61 total 10.02 last 86.25)
total: 900 open/close in 10.51 seconds: 85.61 ops/second
llite.lustre-ffff8a768577e800.statahead_max=0
1000

real	0m21.803s
user	0m0.084s
sys	0m2.656s
'statx -l' 1000 files without statahead: 22 sec
llite.lustre-ffff8a768577e800.statahead_max=128
llite.lustre-ffff8a768577e800.statahead_max=128
1000

real	0m6.531s
user	0m0.087s
sys	0m1.322s
'statx -l' 1000 files with statahead: 7 sec
statahead total: 152
statahead wrong: 2
agl total: 147
list_total: 35
fname_total: 117
hit_total: 3235
miss_total: 775
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 19 seconds
llite.lustre-ffff8a768577e800.statahead_stats=
statahead total: 152
statahead wrong: 2
agl total: 147
list_total: 35
fname_total: 117
hit_total: 3235
miss_total: 775
mdc.lustre-MDT0000-mdc-ffff8a768577e800.batch_stats=
snapshot_time:            1788933332.141381911 secs.nsecs
start_time:               1788933250.949076921 secs.nsecs
elapsed_time:             81.192304990 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3  12  12
2:		         1   4  16
4:		         2   8  24
8:		         2   8  32
16:		         2   8  40
32:		         3  12  52
64:		        12  48 100
mdc.lustre-MDT0001-mdc-ffff8a768577e800.batch_stats=
snapshot_time:            1788933332.141450559 secs.nsecs
start_time:               1788933250.949233853 secs.nsecs
elapsed_time:             81.192216706 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3  13  13
2:		         1   4  17
4:		         3  13  30
8:		         2   8  39
16:		         0   0  39
32:		         9  39  78
64:		         5  21 100
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