BeagleBone swap problems
Ian Lepore
freebsd at damnhippie.dyndns.org
Mon Dec 31 02:19:09 UTC 2012
On Sun, 2012-12-30 at 21:09 -0500, Brett Wynkoop wrote:
> Greeting-
>
> It looks like something in head is giving swapping a problem. I am
> swapping on a file /usr/swap/0 since the system runs out of memory
> trying to build the kernel.
>
> This happened trying to rebuild the kernel.
>
> swap_pager: indefinite wait buffer: bufobj: 0, blkno: 17323, size: 4096
> swap_pager: indefinite wait buffer: bufobj: 0, blkno: 19458, size: 8192
> swap_pager: indefinite wait buffer: bufobj: 0, blkno: 2397, size: 4096
> swap_pager: indefinite wait buffer: bufobj: 0, blkno: 28667, size: 8192
> swap_pager: indefinite wait buffer: bufobj: 0, blkno: 17323, size: 4096
> swap_pager: indefinite wait buffer: bufobj: 0, blkno: 19458, size: 8192
> swap_pager: indefinite wait buffer: bufobj: 0, blkno: 2397, size: 4096
> swap_pager: indefinite wait buffer: bufobj: 0, blkno: 28667, size: 8192
> swap_pager: indefinite wait buffer: bufobj: 0, blkno: 17323, size: 4096
> swap_pager: indefinite wait buffer: bufobj: 0, blkno: 19458, size: 8192
> swap_pager: indefinite wait buffer: bufobj: 0, blkno: 2397, size: 4096
> swap_pager: indefinite wait buffer: bufobj: 0, blkno: 28667, size: 8192
> swap_pager: indefinite wait buffer: bufobj: 0, blkno: 17323, size: 4096
> swap_pager: indefinite wait buffer: bufobj: 0, blkno: 19458, size: 8192
> swap_pager: indefinite wait buffer: bufobj: 0, blkno: 2397, size: 4096
> swap_pager: indefinite wait buffer: bufobj: 0, blkno: 28667, size: 8192
> swap_pager: indefinite wait buffer: bufobj: 0, blkno: 23547, size: 4096
> swap_pager: indefinite wait buffer: bufobj: 0, blkno: 23547, size: 4096
> swap_pager: indefinite wait buffer: bufobj: 0, blkno: 23547, size: 4096
>
> The system is non-responsive and I guess I will have to drop to the
> debugger and reset.
You shouldn't run out of memory building a kernel on a board with 256mb.
Did you define MALLOC_PRODUCTION in make.conf when you built world? If
not, then all your binaries are using way more memory than they need to.
-- Ian
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