On Fri, 28 May 2021 21:55:24 GMT, Henry Jen <henry...@openjdk.org> wrote:
> …d on macOS > > This patch simply round up the specified stack size to multiple of the system > page size. > > Test is trivial, simply run java with -Xss option against following code. On > MacOS, before the fix, running with `-Xss159k` and `-Xss160k` would get > `7183` and `649` respectively. After fix, both would output `649`, while > `-Xss161k` would be same as `-Xss164k` and see 691 as the output. > > ```code:java > public class StackLeak { > public int depth = 0; > public void stackLeak() { > depth++; > stackLeak(); > } > > public static void main(String[] args) { > var test = new StackLeak(); > try { > test.stackLeak(); > } catch (Throwable e) { > System.out.println(test.depth); > } > } > } Withdraw for keep current behavior for compatibility. It would be preferred for user to specify proper value than we change the value on user's behalf. ------------- PR: https://git.openjdk.java.net/jdk/pull/4256