[oe] Query on meta-java layer openjdk-7-jre build

[Max Krummenacher]

Hi Colin

2015-01-19 19:43 GMT+01:00 Colin Smiley <csmiley at icontrol.com>:
> Max, Otavio,
>
> Thank you for the continued work you're doing on this.
>
>
> On 1/19/15, 6:41 AM, "Otavio Salvador" <otavio at ossystems.com.br> wrote:
>
>>Hello Max,
>>
>>On Mon, Jan 19, 2015 at 9:56 AM, Max Krummenacher <max.oss.09 at gmail.com>
>>wrote:
>>> I made some progress.
>>> We seem to be discussing two issues
>
> ...
>
>>> 2)
>>> qemu runs indefinitely.
>>> While hunting the above mentioned bug I found that when using qemu
>>> with the sysroot, i.e. using the -L <path-to-sysroot> parameter qemu
>>> executes and never returns.
>>> On my machine free shows increasingly used RAM but I was to impatient
>>> to ever see an OOM kill of qemu but maybe this is also what Colin
>>> experiences and probably also why Alex does have issues with the "-L"
>>> change.
>>
>>Awesome analysis; I've been looking for some free time to debug this
>>for a while do a HUGE thanks for all your work on this :-)
>>
>>> An strace qemu .... run shows that qemu runs in circles of recursive
>>> symlink in /usr/lib/udev/ptest/.... files.
>>> Using the fsl-arm setup with poky enables ptest. When udev has been
>>> compiled in this setup those testfiles have been staged and qemu
>>> chokes on them..
>>>
>>>http://lists.openembedded.org/pipermail/openembedded-core/2014-September/
>>>097098.html
>>>
>>> a) One way to go would be to fix udev in oe-core, e.g.
>>> index 0f8e9b6..a93b58d 100644
>>> --- a/meta/recipes-core/udev/udev/add-install-ptest.patch
>>> +++ b/meta/recipes-core/udev/udev/add-install-ptest.patch
>>> @@ -21,7 +21,7 @@ Upstream-Status: Pending
>>>  +    sed -i -e 's|^Makefile:|_Makefile:|' $(DESTDIR)/Makefile
>>>  +    $(MKDIR_P) $(DESTDIR)/test
>>>  +    (cd $(top_srcdir) && install $(TESTS) $(DESTDIR)/test)
>>> -+    tar -C $(DESTDIR)/test/ -xJf $(top_srcdir)/test/sys.tar.xz
>>> ++    cp  $(top_srcdir)/test/sys.tar.xz $(DESTDIR)/test/
>>>  --- a/test/udev-test.pl    2012-03-18 16:43:36.000000000 +0100
>>>  +++ b/test/udev-test.pl    2013-02-18 10:31:29.706357321 +0100
>>>  @@ -1459,11 +1459,13 @@
>>> diff --git a/meta/recipes-core/udev/udev/run-ptest
>>> b/meta/recipes-core/udev/udev/run-ptest
>>> index c6961ce..0e39806 100644
>>> --- a/meta/recipes-core/udev/udev/run-ptest
>>> +++ b/meta/recipes-core/udev/udev/run-ptest
>>> @@ -1,3 +1,5 @@
>>>  #!/bin/sh
>>>
>>> +tar -C test/ -xJf test/sys.tar.xz
>>>  make -k check-TESTS
>>> +make test-sys-distclean
>>> --
>>> 1.8.4.5
>>
>>It'd be great if you could prepare a patch to address this in OE-Core;
>>once it proves stable we can ask for it to be backported for Dizzy.
>
>
> If this is what is causing the meta-java qemu problems, wouldn't this have
> to be ported back to daisy as well? Daisy is the latest branch meta-java
> says it supports (it's the one I've been using, anyway).

If we have solution b) in meta-java then meta-java would no longer
need a change to OE-Core for this.
However a patch to OE-Core would benefit other projects.

The far more interesting question is if your OOM is fixed when doing
either of solution b) or c).


>
>
> Colin
>
>

Max