Github user mengxr commented on a diff in the pull request:
https://github.com/apache/spark/pull/897#discussion_r13365728
--- Diff:
core/src/test/scala/org/apache/spark/rdd/PairRDDFunctionsSuite.scala ---
@@ -119,16 +119,16 @@ class PairRDDFunctionsSuite extends FunSuite with
SharedSparkContext {
* relatively tight error bounds to check correctness of functionality
rather than checking
* whether the approximation conforms with the requested bound.
*/
- val relativeSD = 0.001
+ val p = 20
+ val sp = 0
+ val relativeSD = 0.01
--- End diff --
I think it is safe to increase `relativeSD` to `0.005`. Could you put the
following comment?
When `p = 20`, the relative accuracy is about `0.001`. So with high
probability, the relative error should be smaller than the threshold `0.005` we
use here.
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