Results obtained from lmbench's lat_ctx microbenchmark, specifically, "lat_ctx 20 20 20 ...":
```
x /tmp/withoutASID
+ /tmp/withASID
+------------------------------------------------------------------------------+
| + + + xx x xx xx |
|+ + + + + + +++ + + *++ + + + xx xx x xx x xxx x|
| |____________A___________| |__________A__M_______| |
+------------------------------------------------------------------------------+
N Min Max Median Avg Stddev
x 20 6.9 8.87 8.285 8.1605 0.48485999
+ 20 5.42 7.51 6.555 6.519 0.54039849
Difference at 95.0% confidence
-1.6415 +/- 0.328587
-20.1152% +/- 4.02655%
(Student's t, pooled s = 0.513381)
```