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8140520: segfault on solaris-amd64 with "-XX:VMThreadStackSize=1" option

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Split the single thread_min_stack_allowed into three distinct values (java_thread_min_stack_allowed, compiler_thread_min_stack_allowed and vm_internal_thread_min_stack_allowed) on non-Windows platforms.

Reviewed-by: dcubed, gthornbr, dholmes, coleenp, fparain, aph
This commit is contained in:
Ron Durbin 2016-09-09 11:15:58 -07:00
parent a260ea611d
commit 14ca5d3c2b
1 changed files with 17 additions and 3 deletions
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20
jdk/test/tools/launcher/TooSmallStackSize.java
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2014, 2016, 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
@ -35,6 +35,11 @@
* stack size for the platform (as provided by the JVM error message when a very
* small stack is used), and then verify that the JVM can be launched with that stack
* size without a crash or any error messages.
*
* Note: The '-Xss<size>' and '-XX:ThreadStackSize=<k-bytes>' options
* both control Java thread stack size. This repo's version of the test
* exercises the '-Xss' option. The hotspot repo's version of the test
* exercises the '-XX:ThreadStackSize' VM option.
*/
public class TooSmallStackSize extends TestHelper {
@ -59,7 +64,7 @@ public class TooSmallStackSize extends TestHelper {
static String getMinStackAllowed(TestResult tr) {
/*
* The JVM output will contain in one of the lines:
* "The stack size specified is too small, Specify at least 100k"
* "The Java thread stack size specified is too small. Specify at least 100k"
* Although the actual size will vary. We need to extract this size
* string from the output and return it.
*/
@ -73,6 +78,9 @@ public class TooSmallStackSize extends TestHelper {
}
}
System.out.println("Expect='" + matchStr + "'");
System.out.println("Actual:");
printTestOutput(tr);
System.out.println("FAILED: Could not get the stack size from the output");
throw new RuntimeException("test fails");
}
@ -96,11 +104,15 @@ public class TooSmallStackSize extends TestHelper {
System.out.println("PASSED: got no error message with stack size of " + stackSize);
min_stack_allowed = stackSize;
} else {
if (tr.contains("The stack size specified is too small")) {
String matchStr = "The Java thread stack size specified is too small";
if (tr.contains(matchStr)) {
System.out.println("PASSED: got expected error message with stack size of " + stackSize);
min_stack_allowed = getMinStackAllowed(tr);
} else {
// Likely a crash
System.out.println("Expect='" + matchStr + "'");
System.out.println("Actual:");
printTestOutput(tr);
System.out.println("FAILED: Did not get expected error message with stack size of " + stackSize);
throw new RuntimeException("test fails");
}
@ -123,6 +135,8 @@ public class TooSmallStackSize extends TestHelper {
System.out.println("PASSED: VM launched with minimum allowed stack size of " + stackSize);
} else {
// Likely a crash
System.out.println("Test output:");
printTestOutput(tr);
System.out.println("FAILED: VM failed to launch with minimum allowed stack size of " + stackSize);
throw new RuntimeException("test fails");
}