[oe] Pb compilation with BB_NUMBER_THREADS != 1

[Gary Thomas]

On 2013-11-04 09:44, MONDON Daniel wrote:
> I'm on a virtual Ubuntu 12.04 server, 16 cores, 8Go RAM free frequency (max = 163840MHz)
>
> With BB_NUMBER_THREADS = '1', the entire project is successfully build in 12h30.
>
> With BB_NUMBER_THREADS = '4' (same result with 12)
>
> | LD_LIBRARY_PATH=/home/xxxxxxxxxxbuild/tmp-angstrom_v2012_05-eglibc/work/x86_64-linux/perl-native-5.14.2-r0/perl-5.14.2:/home/xxxxxxxxxxbuild/tmp-angstrom_v2012_05-eglib
> c/sysroots/x86_64-linux/usr/bin/../lib/pseudo/lib:/home/xxxxxxxxxxbuild/tmp-angstrom_v2012_05-eglibc/sysroots/x86_64-linux/usr/bin/../lib/pseudo/lib64  ./perl -f -Ilib pod/buildtoc --
> build-toc -q
> |
> |       Making x2p stuff
> | make[1]: Entering directory `/home/xxxxxxxxxxbuild/tmp-angstrom_v2012_05-eglibc/work/x86_64-linux/perl-native-5.14.2-r0/perl-5.14.2/x2p'
> |
> | make[1]: Leaving directory `/home/xxxxxxxxxxbuild/tmp-angstrom_v2012_05-eglibc/work/x86_64-linux/perl-native-5.14.2-r0/perl-5.14.2/x2p'
> | pod/buildtoc: no pods at pod/buildtoc line 305.
> | make: *** [pod/perltoc.pod] Error 255
> | ERROR: oe_runmake failed
> NOTE: package perl-native-5.14.2-r0: task do_compile: Failed
> NOTE: package perl-5.14.2-r6: task do_fetch: Started
> NOTE: package perl-5.14.2-r6: task do_fetch: Succeeded
> ERROR: Task 1239 (/home/xxxxxxxxxxsources/openembedded-core/meta/recipes-devtools/perl/perl-native_5.14.2.bb, do_compile) failed with exit code '1'
> NOTE: Tasks Summary: Attempted 4055 tasks of which 4053 didn't need to be rerun and 1 failed.
>
> Summary: 1 task failed:
>    /home/xxxxxxxxxxsources/openembedded-core/meta/recipes-devtools/perl/perl-native_5.14.2.bb, do_compile
> Summary: There was 1 ERROR message shown, returning a non-zero exit code.
>
> Known problem ?
> Any solution ?

More details are probably needed to be able to help much.

Since this is a virtual server, have you tried reducing the number of cores
(not BB threads)?  I routinely use this on real Ubuntu-12.04/x86_84 with an
Core2-duo (2x2 cores) with BB_NUMBER_THREADS=4 with no problems.

-- 
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Gary Thomas                 |  Consulting for the
MLB Associates              |    Embedded world
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