.
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is amiss.
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haven't hit upon the conditions that trigger a snapshot to take place.
What state is the snapshot supposed to be taken and under what conditions?
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Stuart Longland
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scripts over
PXE), and it works equally as well for VMs.
Bonus being you don't need to edit the template at the end, you just
toggle the 'persistent' state on the image.
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any such controls?
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Stuart Longland
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requiring them to stick around.
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the OpenNebula-managed VMs
too, this might have to be a KVM process managed outside of libvirt.
Not overly difficult, just fiddly.
But, as I say, I could be wrong, so take the above advice with a grain
of salt.
Regards,
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Stuart Longland
Systems Engineer
On 24/03/14 17:57, Stuart Longland wrote:
Well, I'm starting to have a stab at creating a driver to do local
caching on hosts for RBD storage.
For those who want to follow progress, I've thrown a repository up here:
http://git.longlandclan.yi.org/?p=opennebula-ceph-flashcache.git;a=summary
been tested. I'm enquiring with
the Ceph people about how to convert my existing images to RBD v2
format, then I'll give this a shot.
Regards,
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should be?
That looks more like how libvirt handles the cache to the back-end
device. Then again, we're pretty much taking over whatever caching
libvirt does and supplanting our own, so maybe it's appropriate to
hijack that option and just tell libvirt to disable its cache.
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Stuart Longland
a tinker looking at the ssh transfer driver, but couldn't quite
figure out how to reach out to the other datastore without some ugly
kludges.
Anyone else done somthing like this?
Regards,
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Stuart Longland
Systems Engineer
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25 12:28 testimg.raw
stuartl@rikishi /tmp $ du -hs testimg.raw
0 testimg.raw
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Stuart Longland
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SYSTEMSMilton QLD 4064 http
the image going in-situ on OpenNebula is a pain).
Regards,
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\/ | \ | 38b Douglas StreetF: +61 7 3535 9699
SYSTEMSMilton QLD 4064 http://www.vrt.com.au
-the-shelf like VMWare. Ruby isn't my forté, but nothing stops me
from learning and getting my hands dirty.
I'll have a look at that patch on Monday when I'm next at work.
Thanks.
Regards,
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will be identical to
that of the parent image unless specified. Size will be the
same as the parent snapshot.
Surely this would be more efficient than creating copies of the images.
Is there a reason why 'copy' was chosen rather than 'clone' in OpenNebula?
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Stuart Longland
Systems
such VMs?
Regards,
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## -,--. ## Stuart Longland, Software Engineer
##. : ## : ## 38b Douglas Street -+*WE HAVE*+-
## # ## -'` .#' Milton, QLD, 4034--+*MOVED*+--
'#' *' '-. *'http://www.vrt.com.au
S Y S T E M ST: 07 3535 9619F: 07 3535 9699
no further information.
Regards,
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## -,--. ## Stuart Longland, Software Engineer
##. : ## : ## 38b Douglas Street -+*WE HAVE*+-
## # ## -'` .#' Milton, QLD, 4034--+*MOVED*+--
'#' *' '-. *'http://www.vrt.com.au
S Y S T E M ST: 07 3535 9619F: 07
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