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Date: Mon, 28 Feb 2011 14:07:31 +0800
From: "Zhai, Edwin" <edwin.zhai@intel.com>
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To: Gary Thomas <gary@mlbassoc.com>
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Cc: Poky <poky@lists.pokylinux.org>
Subject: Re: Is sstate broken
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Gary,

Thanks for trying this.
sstate function is a little bit fragile recently. I'll look at it after 
fixing some other bugs.



Gary Thomas wrote:
>
> I tried to run an experiment with SSTATE_MIRRORS on the latest master.
>  From what I can tell, this is 100% not working, although I may just
> not have set it up properly.  Here's what I did:
>
> * Build Poky for my platform in /local/xyz_ppc_poky
> * Set up to build exact same machine/config/etc in /local/xyz_test
>    pointing SSTATE_MIRRORS at /local/xyz_ppc_poky/sstate-cache by
>    adding these lines to local.conf (only configuration change)
>      SSTATE_MIRRORS ?= "\
>      file://.* file:///local/xyz_ppc_poky/sstate-cache/"
>
> The end result is that both builds built (from scratch) the same
> set of packages.  There seems to be no reuse of anything from
> the SSTATE_MIRRORS.
>
> $ du /local/xyz_ppc_poky/* -s
> 20      /local/xyz_ppc_poky/conf
> 1456    /local/xyz_ppc_poky/downloads
> 4       /local/xyz_ppc_poky/pseudodone
> 1010392 /local/xyz_ppc_poky/sstate-cache
> 14434076        /local/xyz_ppc_poky/tmp
>
> $ du -s /local/xyz_test
> 20      /local/xyz_test/conf
> 1456    /local/xyz_test/downloads
> 4       /local/xyz_test/pseudodone
> 1010276 /local/xyz_test/sstate-cache
> 14425860       /local/xyz_test/ tmp
>
> The full build log of the second run is at 
> http://www.mlbassoc.com/poky/build_ppc_with_sstate
> Notice the many lines which say that a particular step failed.  I 
> can't see the reason, nor
> can I find any corresponding log file to help me out.  An example is:
>    ERROR: Task 0 
> (virtual:native:/home/local/poky-amltd/meta/recipes-devtools/pseudo/pseudo_1.0.bb, 
> do_unpack) failed with exit code '1'
>
> Am I missing something?  Now that the build with BB_NO_NETWORK is 
> working well,
> this is my last hurdle to making Poky truly useful for my customers.
>
> Thanks
>
> -- 
> ------------------------------------------------------------
> Gary Thomas                 |  Consulting for the
> MLB Associates              |    Embedded world
> ------------------------------------------------------------
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