== sanity test 123ab: verify statahead work by using statx ========================================================== 10:03:39 (1787753019)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff933b35e5a800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff933b35e5a800.batch_stats=0
striped dir -i1 -c2 -H crush2  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.46 seconds: 40.64 ops/second
llite.lustre-ffff933b35e5a800.statahead_max=0
100

real	0m2.088s
user	0m0.006s
sys	0m0.269s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff933b35e5a800.statahead_max=128
llite.lustre-ffff933b35e5a800.statahead_max=128
100

real	0m1.117s
user	0m0.010s
sys	0m0.162s
'statx -l' 100 files with statahead: 1 sec
statahead total: 136
statahead wrong: 2
agl total: 132
list_total: 27
fname_total: 96
hit_total: 1581
miss_total: 1750
swrong=2 ewrong=2
 - open/close 717 (time 1787753047.63 total 10.00 last 71.69)
total: 900 open/close in 12.42 seconds: 72.44 ops/second
llite.lustre-ffff933b35e5a800.statahead_max=0
1000

real	0m21.696s
user	0m0.081s
sys	0m2.775s
'statx -l' 1000 files without statahead: 22 sec
llite.lustre-ffff933b35e5a800.statahead_max=128
llite.lustre-ffff933b35e5a800.statahead_max=128
1000

real	0m5.706s
user	0m0.071s
sys	0m1.378s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 137
statahead wrong: 2
agl total: 133
list_total: 28
fname_total: 96
hit_total: 2580
miss_total: 1750
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 22 seconds
llite.lustre-ffff933b35e5a800.statahead_stats=
statahead total: 137
statahead wrong: 2
agl total: 133
list_total: 28
fname_total: 96
hit_total: 2580
miss_total: 1750
mdc.lustre-MDT0000-mdc-ffff933b35e5a800.batch_stats=
snapshot_time:            1787753112.487513451 secs.nsecs
start_time:               1787753024.517132467 secs.nsecs
elapsed_time:             87.970380984 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3  12  12
2:		         0   0  12
4:		         1   4  16
8:		         5  20  36
16:		         2   8  44
32:		         1   4  48
64:		        13  52 100
mdc.lustre-MDT0001-mdc-ffff933b35e5a800.batch_stats=
snapshot_time:            1787753112.487592371 secs.nsecs
start_time:               1787753024.517407693 secs.nsecs
elapsed_time:             87.970184678 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6  26  26
2:		         0   0  26
4:		         2   8  34
8:		         2   8  43
16:		         0   0  43
32:		         7  30  73
64:		         6  26 100
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