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8078826: Add diagnostic info for java/lang/Runtime/exec/LotsOfOutput.java fails intermittently

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Add debugging output for diagnose intermittent failure

Reviewed-by: chegar, joehw
This commit is contained in:
Roger Riggs 2015-04-28 09:28:24 -04:00
parent 642e0ac6f1
commit 41b36c4295
1 changed files with 6 additions and 1 deletions
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7
jdk/test/java/lang/Runtime/exec/LotsOfOutput.java
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@ -41,7 +41,12 @@ public class LotsOfOutput {
long initMemory = Runtime.getRuntime().totalMemory();
for (int i=1; i< 10; i++) {
Thread.sleep(100);
if (Runtime.getRuntime().totalMemory() > initMemory + 1000000)
long totalMemory = Runtime.getRuntime().totalMemory();
if (totalMemory != initMemory) {
System.out.printf("consuming memory: i: %d, initial: %d, total: %d, delta: %d%n",
i, initMemory, totalMemory, totalMemory - initMemory);
}
if (totalMemory > initMemory + 1000000)
throw new Exception("Process consumes memory.");
}