On Thu, Nov 15, 2012 at 04:20:11PM +1300, Michael Hudson-Doyle wrote:
> Dave Pigott <[email protected]> writes:
> 
> > On 12 Nov 2012, at 12:49, Alexander Sack <[email protected]> wrote:
> >
> >> On Mon, Nov 12, 2012 at 9:43 AM, Dave Pigott <[email protected]> wrote:
> >>> Just the one since Saturday:
> >>> 
> >>> ----------------
> >>> snowball06
> >>> ----------------
> >>> http://validation.linaro.org/lava-server/scheduler/job/38435
> >>> 
> >>> As noted by Andy, this is our most flakey snowball. I'm proposing 
> >>> retiring it. It failed three times to reboot and get the network up. I 
> >>> went on the board and had to hard reset to get the network to come up, 
> >>> which suggests it gets into a weird state that needs a completely clean 
> >>> boot.
> >> 
> >> What is a clean boot? And why are we not doing a clean boot by default?
> >
> > Clean boot = hard reset
> >
> > Yes, I thought the same. I think we should always do a hard reset
> > rather than a soft boot. It would mean the board state would be more
> > likely to be consistent.
> 
> The worry with always power cycling on master image targets is that
> powering off sd cards is not particularly friendly, the firmware might
> be shuffling blocks around as you do it and so even parts of the master
> rootfs might be lost.  But maybe we should try it and see what happens.
> 
> With the sd mux, we have to power cycle each time anyway.

What about first sending a "halt" command to make sure everything is
flushed properly, and only after that power cycling the board?

-- 
Antonio Terceiro
Software Engineer - Linaro
http://www.linaro.org

Attachment: signature.asc
Description: Digital signature

_______________________________________________
linaro-validation mailing list
[email protected]
http://lists.linaro.org/mailman/listinfo/linaro-validation

Reply via email to