== sanity test 123ab: verify statahead work by using statx ========================================================== 17:58:16 (1788645496)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff98adf4850000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff98adf4850000.batch_stats=0
striped dir -i1 -c2 -H crush2  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.57 seconds: 38.96 ops/second
llite.lustre-ffff98adf4850000.statahead_max=0
100

real	0m1.749s
user	0m0.010s
sys	0m0.261s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff98adf4850000.statahead_max=128
llite.lustre-ffff98adf4850000.statahead_max=128
100

real	0m0.535s
user	0m0.007s
sys	0m0.129s
'statx -l' 100 files with statahead: 1 sec
statahead total: 133
statahead wrong: 2
agl total: 130
list_total: 26
fname_total: 105
hit_total: 1946
miss_total: 1279
swrong=2 ewrong=2
 - open/close 497 (time 1788645524.61 total 10.01 last 49.63)
total: 900 open/close in 17.35 seconds: 51.86 ops/second
llite.lustre-ffff98adf4850000.statahead_max=0
1000

real	0m17.699s
user	0m0.070s
sys	0m2.507s
'statx -l' 1000 files without statahead: 17 sec
llite.lustre-ffff98adf4850000.statahead_max=128
llite.lustre-ffff98adf4850000.statahead_max=128
1000

real	0m6.274s
user	0m0.044s
sys	0m1.257s
'statx -l' 1000 files with statahead: 7 sec
statahead total: 134
statahead wrong: 2
agl total: 131
list_total: 27
fname_total: 105
hit_total: 2945
miss_total: 1279
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 22 seconds
llite.lustre-ffff98adf4850000.statahead_stats=
statahead total: 134
statahead wrong: 2
agl total: 131
list_total: 27
fname_total: 105
hit_total: 2945
miss_total: 1279
mdc.lustre-MDT0000-mdc-ffff98adf4850000.batch_stats=
snapshot_time:            1788645590.350977257 secs.nsecs
start_time:               1788645502.152706476 secs.nsecs
elapsed_time:             88.198270781 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4  16  16
2:		         1   4  20
4:		         0   0  20
8:		         4  16  37
16:		         1   4  41
32:		         0   0  41
64:		        14  58 100
mdc.lustre-MDT0001-mdc-ffff98adf4850000.batch_stats=
snapshot_time:            1788645590.351060877 secs.nsecs
start_time:               1788645502.152781959 secs.nsecs
elapsed_time:             88.198278918 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2  10  10
2:		         1   5  15
4:		         2  10  25
8:		         2  10  35
16:		         0   0  35
32:		         6  30  65
64:		         7  35 100
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