[aarch64-port-dev ] FW: [Mach5] mach5-one-phh-JDK-8151779-20200427-2151-10554367: FAILED

[Nick Gasson]

>
> My nightly buildbot started failing recently on aarch64.
> One issue is the error message of [cds] prevents configure from bootjdk determining.
> https://hg.openjdk.java.net/jdk/jdk/file/1b8f9e72b22b/make/autoconf/boot-jdk.m4#l77
>
> ./bin/java --version
> [0.006s][error][cds] Unable to map CDS archive -- os::vm_allocation_granularity() expected: 65536 actual: 4096
> openjdk 14.0.1 2020-04-14
> OpenJDK Runtime Environment AdoptOpenJDK (build 14.0.1+7)
> OpenJDK 64-Bit Server VM AdoptOpenJDK (build 14.0.1+7, mixed mode)
>
> Are you aware of this issue? I can’t see [cds] line on my linux/x86_64 host.
> Maybe it’s aarch64-only.  CC aarch-port-dev.
>

Was your boot JDK built on a machine configured with a different page
size to your current machine? Looks like the CDS archive was dumped on a
machine with 64k pages but you're running with 4k pages. There's a JBS
issue for this:

https://bugs.openjdk.java.net/browse/JDK-8236847


Thanks,
Nick