On 28/10/2016 6:58 AM, Roger Riggs wrote:
Hi David,

On 10/27/2016 4:51 PM, David Holmes wrote:
On 28/10/2016 3:12 AM, Roger Riggs wrote:
Hi David,

On 10/27/2016 12:57 PM, David Holmes wrote:
Hi Roger,

On 28/10/2016 1:44 AM, Roger Riggs wrote:
Please review a test fix for a timeout on a busy system in
Process.waitFor a destroyed process.

Won't that now cause the test to hang until timed-out by the harness?
yes, but an in-app timeout is not much different than the harness
timeout
so I didn't complicate the test. Under normal system loading it should
be 1-4 seconds.

Okay, but then the logic following this change is redundant:

2407             int exitValue = p.waitFor();  // wait for it to be done
2408
2409             start = System.nanoTime();
2410             p.waitFor(8, TimeUnit.SECONDS);
2411             end = System.nanoTime();
2412
2413             if ((end - start) > TimeUnit.SECONDS.toNanos(7))
2414                 fail("Test failed: waitFor took too long on a
dead process. (" + (end - start) + "ns)"
2415                 + ", exitValue: " + exitValue);
Not entirely, it is intended to check that when waitFor is used with a
destroyed process it completes (pretty much) immediately.

But this is the second waitFor call after the process is destroyed. Sorry I don't really see the point.

David


Roger


David

I contemplated increasing the timeout but given the issue is system
loading
I didn't have a good idea what to raise it to.  30sec, 1 min, 2 min.
and the harness timeout is 2min.

Roger


David

Webrev:
   http://cr.openjdk.java.net/~rriggs/webrev-basic-destroy-8168517/

Thanks, Roger



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