JDK 9 build hangs after java.security

[David Holmes]

On 16/07/2015 7:40 AM, Joe Kutner wrote:
> I’m trying to build JDK 9 on Ubuntu using Docker. My build hangs at this point:
>
>> Generating java.security
>> Note: Some input files use unchecked or unsafe operations.
>> Note: Recompile with -Xlint:unchecked for details.
>> Warning: generation and use of skeletons and static stubs for JRMP
>> is deprecated. Skeletons are unnecessary, and static stubs have
>> been superseded by dynamically generated stubs. Users are
>> encouraged to migrate away from using rmic to generate skeletons and static
>> stubs. See the documentation for java.rmi.server.UnicastRemoteObject.
>
> How can I can more info to debug the problem?

make LOG_LEVEL=debug

Also see what processes are running at that point. You are on a "low 
power" system (1 core, 2G) so you may just be hitting an intensive part 
of the build - like building docs maybe?

David

> JDK 9 used to build successfully in this environment (maybe 2 months ago). I’m not sure when this started.
>
> More environment info:
>
> $ uname -a
> Linux bc6c6578ed2f 4.0.7-boot2docker #1 SMP Wed Jul 15 00:01:41 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux
>
> ====================================================
> A new configuration has been successfully created in
> /tmp/tmp.s8BA5OS8Mj/openjdk9/build/linux-x86_64-normal-server-release
> using configure arguments '--with-cacerts-file=/cacerts --with-boot-jdk=/app/opt/java --disable-headful --enable-unlimited-crypto --disable-debug-symbols --with-jvm-variants=server --with-target-bits=64 --with-num-cores=2 --with-milestone=''cedar14_2015-07-15'' --with-update-version=ea --with-build-number=b70'.
>
> Configuration summary:
> * Debug level:    release
> * HS debug level: product
> * JDK variant:    normal
> * JVM variants:   server
> * OpenJDK target: OS: linux, CPU architecture: x86, address length: 64
>
> Tools summary:
> * Boot JDK:       openjdk version "1.8.0_40-cedar14" OpenJDK Runtime Environment (build 1.8.0_40-cedar14-b25) OpenJDK 64-Bit Server VM (build 25.40-b25, mixed mode)  (at /app/opt/java)
> * Toolchain:      gcc (GNU Compiler Collection)
> * C Compiler:     Version 4.8.2 (at /usr/bin/gcc)
> * C++ Compiler:   Version 4.8.2 (at /usr/bin/g++)
>
> Build performance summary:
> * Cores to use:   1
> * Memory limit:   2002 MB
>