Re: [ovirt-users] iSCSI self hosted engine
On 08/27/2014 02:29 PM, Markus Mathes wrote: Hi, I thought about a self hosted engine setup using 2 hosts connected to a iSCSI storage. A few questions arose and I didn't succeed finding the answers on the web. I somehow don't get how the iSCSI integration in ovirt works. - As far as I understand from the information I found, all iSCSI access for the virtual machines is done through one host. Does this mean, that all disk related traffic of the other host is going to the first host and then to the iSCSI storage? - no, every host has a separate access to the storage, only the storage setup is done by a single host and then it's available for everyone. In this case. How are the virtual disk images then made available for the VMs on the other host? - If the first host fails, the engine will get started on the other host. Will the engine deal with the fact, that now the iSCSI storage domain has to be accessed using the other host. Or is iSCSI just not suitable for this kind of usage. - Has the self hosted engine to use a different iSCSI lun than the storage domain? Thanks Markus ___ Users mailing list Users@ovirt.org http://lists.ovirt.org/mailman/listinfo/users
[ovirt-users] iSCSI self hosted engine
Hi, I thought about a self hosted engine setup using 2 hosts connected to a iSCSI storage. A few questions arose and I didn't succeed finding the answers on the web. I somehow don't get how the iSCSI integration in ovirt works. - As far as I understand from the information I found, all iSCSI access for the virtual machines is done through one host. Does this mean, that all disk related traffic of the other host is going to the first host and then to the iSCSI storage? In this case. How are the virtual disk images then made available for the VMs on the other host? - If the first host fails, the engine will get started on the other host. Will the engine deal with the fact, that now the iSCSI storage domain has to be accessed using the other host. Or is iSCSI just not suitable for this kind of usage. - Has the self hosted engine to use a different iSCSI lun than the storage domain? Thanks Markus -- ** Markus Mathes, PhD Product Development www.dectris.com ** ___ Users mailing list Users@ovirt.org http://lists.ovirt.org/mailman/listinfo/users
Re: [ovirt-users] iSCSI self hosted engine
Il 27/08/2014 14:29, Markus Mathes ha scritto: Hi, I thought about a self hosted engine setup using 2 hosts connected to a iSCSI storage. A few questions arose and I didn't succeed finding the answers on the web. I somehow don't get how the iSCSI integration in ovirt works. - As far as I understand from the information I found, all iSCSI access for the virtual machines is done through one host. Does this mean, that all disk related traffic of the other host is going to the first host and then to the iSCSI storage? In this case. How are the virtual disk images then made available for the VMs on the other host? - If the first host fails, the engine will get started on the other host. Will the engine deal with the fact, that now the iSCSI storage domain has to be accessed using the other host. Or is iSCSI just not suitable for this kind of usage. ^^ can't answer to above questions - Has the self hosted engine to use a different iSCSI lun than the storage domain? ^^ yes, it requires its own storage domain Thanks Markus -- Sandro Bonazzola Better technology. Faster innovation. Powered by community collaboration. See how it works at redhat.com ___ Users mailing list Users@ovirt.org http://lists.ovirt.org/mailman/listinfo/users