[Sugar-devel] Additional data for corrupted SoaS
sverma at sfsu.edu
Fri Jul 31 12:24:28 EDT 2009
On Fri, Jul 31, 2009 at 9:07 AM, Dave Bauer <dave at solutiongrove.com> wrote:
> I created a SoaS with livecd-iso-to-disk.sh which has 1) overlay for
> squahsfs operation system changes 2) home.img for /home.
> I started it up and tried to corrupt it by unplugging during shutdown.
> I was able to break all activities by corrupting the datastore.
> Here is an example log from the Log activity startup
> I was also unable to remove the datastore files due to ext3fs errors
> when I tried rm -rf ~/.sugar/default/datastore
> Some discussion on irc of possible solutions or at least improvements:
> 12:01 < tomeu> daveb: there are some fs params that may reduce this risk
> 12:04 < silbe> daveb: i recommend data=journal on every ext3 filesystem
> carrying data, even though it's significantly slower
> Dave Bauer
> dave at solutiongrove.com
> Sugar-devel mailing list
> Sugar-devel at lists.sugarlabs.org
Is it possible to unmount /home after the writing is done and it sits idle
for x seconds? I vaguely remember LTSP doing something like this for USB
stick in that environment. David Van Assche might know... Here's something
Dr. Sameer Verma, Ph.D.
Associate Professor of Information Systems
San Francisco State University
San Francisco CA 94132 USA
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