ZFS: i/o error - all block copies unavailable

[Mike Tancsa]

On 9/13/2018 4:58 PM, Eugene Grosbein wrote:
> 
> Do you use MBR or GPT for boot mirror? If that is MBR, the error seems to come
> from zfsboot(8) that has small stripped-down read-only implementation of ZFS
> that may lack support for some of zpool-features(7), so you will not see any
> problems checking boot pool after kernel has loaded full-blown ZFS code.

Hi,
	All disks including the boot pair are GPT

% gpart list | grep sche
scheme: GPT
scheme: GPT
scheme: GPT
scheme: GPT
scheme: GPT
scheme: GPT
scheme: GPT
scheme: GPT
scheme: GPT
scheme: GPT
scheme: GPT
scheme: GPT
scheme: GPT
scheme: GPT
scheme: GPT
scheme: GPT
scheme: GPT
scheme: GPT
scheme: GPT
scheme: GPT
scheme: GPT
scheme: GPT
scheme: GPT
scheme: GPT
scheme: GPT
scheme: GPT
scheme: GPT
scheme: GPT
scheme: GPT
scheme: GPT
scheme: GPT
scheme: GPT


-- 
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Mike Tancsa, tel +1 519 651 3400 x203
Sentex Communications, mike at sentex.net
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Cambridge, Ontario Canada