The error given when ovirt tries to add the iscsi volume to the data center is "Error while executing action New SAN Storage Domain: Volume Group not big enough; The minimal size for a Storage Domain is 10GB". there is over 30TB available
*David Johnson* On Tue, Feb 15, 2022 at 12:25 PM David Johnson <[email protected]> wrote: > Since the general recommendation seems to be to use iSCSI over NFS wth > ovirt, I expect that I am missing something very obvious. > > Question: How do I complete the iSCSI storage domain configuration? > > Hardware configuration: > > - cluster controller - physical system > - compute nodes - 2 > - Current file store: NFS on TrueNAS > - To-be file store: iSCSI on TrueNAS > > Problem reproduction: > > 1. We decided that the problems with NFS (regularly blocking and > causing VM's to go into paused instead of IOWait mode) outweighed the > benefit of ease of management, so we are preparing to move to iSCSI back > end on TrueNAS. > 2. We created an iSCSI share on the to-be TrueNAS system and granted > access to a "ovirtuser" and group "1", with 30+ TB available storage. > 3. We started to add the iscsi share to the ovirt data center using > the GUI, under "Storage > Storage Domains" click the "New Domain" button. > > > > *Problem 1: *Ovirt immediately found the iSCSI share (yay), but says it > has 0 GB and will not allow us to add it to the data center, or edit or > remove it, so it is in a limbo state. > > *Problem 2: *Ovirt shows it on the wrong network (miscommunication). It > is finding it on the general network instead of the isolated data network. > The TrueNAS will be removed from the general network as soon as > configuration is complete. > > Thank you > > *David Johnson* > >
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