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8220688: [TESTBUG] runtime/NMT/MallocStressTest.java timed out

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Reduce number of threads and iterate rather than sleep.

Reviewed-by: zgu, dholmes
This commit is contained in:
Coleen Phillimore 2019-05-28 06:42:32 -04:00
parent 910fa9ad50
commit 14ea8f5c59
1 changed files with 5 additions and 9 deletions
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14
test/hotspot/jtreg/runtime/NMT/MallocStressTest.java
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2014, 2018, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2014, 2019, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -77,8 +77,8 @@ public class MallocStressTest {
String pid = Long.toString(ProcessTools.getProcessId());
ProcessBuilder pb = new ProcessBuilder();
AllocThread[] alloc_threads = new AllocThread[256];
ReleaseThread[] release_threads = new ReleaseThread[64];
AllocThread[] alloc_threads = new AllocThread[40];
ReleaseThread[] release_threads = new ReleaseThread[10];
int index;
// Create many allocation threads
@ -91,11 +91,6 @@ public class MallocStressTest {
release_threads[index] = new ReleaseThread();
}
if (is_64_bit_system()) {
sleep_wait(2*60*1000);
} else {
sleep_wait(60*1000);
}
// pause the stress test
phase = TestPhase.pause;
while (pause_count.intValue() < alloc_threads.length + release_threads.length) {
@ -172,7 +167,8 @@ public class MallocStressTest {
// AllocThread only runs "Alloc" phase
public void run() {
Random random = new Random();
while (MallocStressTest.phase == TestPhase.alloc) {
// MallocStressTest.phase == TestPhase.alloc
for (int loops = 0; loops < 100; loops++) {
int r = random.nextInt(Integer.MAX_VALUE);
// Only malloc small amount to avoid OOM
int size = r % 32;