Re: experiences in upgrading Infernalis to Jewel

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Hi,

if you are using RGW, you can experience similar problems to ours when creating a bucket. You'll find what went wrong and how we solved it in my older email. Subject of topic is "Can't create bucket (ERROR: endpoints not configured for upstream zone)"

Cheers,
Arvydas

On Thu, Sep 8, 2016 at 12:10 PM, felderm <felderm222@xxxxxxxxx> wrote:

Thanks Alexandre!!

We plan to proceed as follows for upgrading infernalis to jewel:

Enable Repo on all Nodes
#cat /etc/apt/sources.list.d/ceph_com_jewel.list
deb http://download.ceph.com/debian-jewel trusty main

For all Monitors (one after the other)
1) sudo apt-get update && sudo apt-get install ceph-common
2) service ceph stop
3) service ceph start

For all OSDs (one after the other)
1) sudo apt-get update && sudo apt-get install ceph-common
2) service ceph stop
3) service ceph start

based on the documentation there are no "release specific" procedures
for upgrading infernalis to jewel
http://docs.ceph.com/docs/jewel/install/upgrading-ceph/

Other opinions/Recommendations are very welcome! Is it really that
simple and unproblematic ??

Thanks and regards
felder





On 09/07/2016 02:33 PM, Alexandre DERUMIER wrote:
> Hi,
>
> I think it's more simple to
>
> 1) change the repository
> 2) apt-get dist-upgrade
>
> 3) restart mon on each node
> 4) restart osd on each node
>
> done
>
>
> I have upgrade 4 cluster like this without any problem
> I never have used ceph-deploy for upgrade.
>
>
> ----- Mail original -----
> De: "felderm" <felderm222@xxxxxxxxx>
> À: "ceph-users" <ceph-users@xxxxxxxx>
> Envoyé: Mercredi 7 Septembre 2016 14:27:02
> Objet: experiences in upgrading Infernalis to Jewel
>
> Hi All
>
> We are preparing upgrade from Ceph Infernalis 9.2.0 to Ceph Jewel
> 10.2.2. Based on the Upgrade procedure documentation
> http://docs.ceph.com/docs/jewel/install/upgrading-ceph/ it sound easy.
> But it often fails when you think it's easy. Therefore I would like to
> know your opinion for the following questions:
>
> 1) We think to upgrade one monitor after each other. If we break one
> monitor, the 2 others are still operational.
>
> in the Documentation the propose
> ceph-deploy install --release jewel mon1 mon2 mon3
>
> Wouldn't it be wise to upgrade one after the other?
> ceph-deploy install --release jewel mon1
> ceph-deploy install --release jewel mon2
> ceph-deploy install --release jewel mon3
>
> Same procedure for Monitor Nodes ??
>
> 2) On which node would you recommend running the ceph-deploy command?
> which one is the admin node?
>
> 3) If we are using ceph-deploy for upgrading, do we need to change the
> apt repository?
> #cat /etc/apt/sources.list.d/ceph_com_debian_infernalis.list
> deb http://ceph.com/debian-infernalis trusty main
>
> 4) There is not possibility to revert the upgrade. Is there any plan B
> when the upgrade fails ? Sorry for being so pessimistic.
>
> 5) General Experiences in upgrading ceph? Does it fails often? How was
> your plan B in case of upgrade failures ?
>
> Your feedbacks are highly appreciated!
> Thanks
> felder
>
>
>
> _______________________________________________
> ceph-users mailing list
> ceph-users@xxxxxxxxxxxxxx
> http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
>

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