
Hi list, need to move the hosted engine from a storage to another. Both the source and the destination are iSCSI LUN. What is correct procedure (if any)? I didn't find anything in the docs Thanks

On Thu, Jul 7, 2016 at 6:24 PM, Cristian Mammoli <c.mammoli@apra.it> wrote:
Hi list, need to move the hosted engine from a storage to another. Both the source and the destination are iSCSI LUN. What is correct procedure (if any)? I didn't find anything in the docs
Ciao Christian, theoretically you could run engine-backup on the current engine VM, redeploy from scratch on the new storage domain and before running engine setup, inject there the backup. Unfortunately we know that is not that simple: https://bugzilla.redhat.com/show_bug.cgi?id=1240466#c21 and you have to manually remove any reference to the previous hosted-engine storage domain and hosted-engine VM from your restored DB since they are locked in the engine and so you couldn't remove from there. Improving engine-backup to automatically filter hosted-engine references is an RFE for 4.1.
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I started from scratch, deployed the appliance without configuring the engine, imported the backup, and run engine-setup. In the engine admin portal I deleted the old hosted_storage the shutdown to make the vm managed by ha Now the engine cannot import itself :p Jul 8, 2016 12:32:18 PM Failed to import the Hosted Engine Storage Domain Jul 8, 2016 12:32:18 PM Failed to attach Storage Domain hosted_storage to Data Center Default. (User: SYSTEM) Jul 8, 2016 12:27:31 PM The Hosted Engine Storage Domain isn't Active. Jul 8, 2016 12:27:29 PM VDSM command failed: Cannot acquire host id: ('d5e1243d-a085-406c-813d-e9db7677f329', SanlockException(22, 'Sanlock lockspace add failure', 'Invalid argument')) How do I clean up the db from the old data? Thanks! Il 07/07/2016 21:47, Simone Tiraboschi ha scritto:
Hi list, need to move the hosted engine from a storage to another. Both the source and the destination are iSCSI LUN. What is correct procedure (if any)? I didn't find anything in the docs Ciao Christian,
On Thu, Jul 7, 2016 at 6:24 PM, Cristian Mammoli <c.mammoli@apra.it> wrote: theoretically you could run engine-backup on the current engine VM, redeploy from scratch on the new storage domain and before running engine setup, inject there the backup.
Unfortunately we know that is not that simple: https://bugzilla.redhat.com/show_bug.cgi?id=1240466#c21 and you have to manually remove any reference to the previous hosted-engine storage domain and hosted-engine VM from your restored DB since they are locked in the engine and so you couldn't remove from there.
Improving engine-backup to automatically filter hosted-engine references is an RFE for 4.1.
Thanks _______________________________________________ Users mailing list Users@ovirt.org http://lists.ovirt.org/mailman/listinfo/users
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participants (2)
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Cristian Mammoli
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Simone Tiraboschi