On Wed, Jul 29, 2020 at 9:01 AM Gabriele Bulfon <[email protected]> wrote:
> That one was taken from a specific implementation on Solaris 11. > The situation is a dual node server with shared storage controller: both > nodes see the same disks concurrently. > Here we must be sure that the two nodes are not going to import/mount the > same zpool at the same time, or we will encounter data corruption: > ssh based "stonith" cannot guarantee it. > node 1 will be perferred for pool 1, node 2 for pool 2, only in case one > of the node goes down or is taken offline the resources should be first > free by the leaving node and taken by the other node. > > Would you suggest one of the available stonith in this case? > > IPMI, managed PDU, SBD ... In practice, the only stonith method that works in case of complete node outage including any power supply is SBD.
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