8224480: (fc) java/nio/channels/FileChannel/MapTest.java fails intermittently

[Brian Burkhalter]

> On Jun 30, 2019, at 1:42 AM, Alan Bateman <Alan.Bateman at oracle.com> wrote:
> 
>> The hypothesis is that these configurations could be too slow for this sub-test so this patch proposes to halve the number of iterations in testForce() to account for this. An alternative would be to change testForce() to be a separate test.
> This looks okay but I'm curious what the run-times are like on these systems (I'm just wondering if it might also be useful to add a /timeout option to the @run line so that they have more time to complete, even with the reduced number of iterations).

The default timeout is 120 seconds and the timeout factor is 4 so the test timed out after 8 minutes. We could as well then double the timeout value as in the diff below versus the previous patch to allow more time to complete.

Brian

--- a/test/jdk/java/nio/channels/FileChannel/MapTest.java
+++ b/test/jdk/java/nio/channels/FileChannel/MapTest.java
@@ -24,7 +24,7 @@
 /* @test
  * @bug 4429043 8002180
  * @summary Test file mapping with FileChannel
- * @run main/othervm MapTest
+ * @run main/othervm/timeout=240 MapTest
  * @key randomness
  */

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