zfs and moving devices

[Dimitar Vasilev]

2009/4/13 Tobias C. Berner <tcberner at gmail.com>:
> Hi
>
> I have a zfs pool
>
>        NAME        STATE     READ WRITE CKSUM
>        multimedia  ONLINE       0     0     0
>          ad8       ONLINE       0     0     0
>          ad10      ONLINE       0     0     0
>          ad12      ONLINE       0     0     0
>          ad14      ONLINE       0     0     0
>
> Now, I need more sata-connecters. If I activate
> an other onboard-controller, the device names
> move:
>
>   ad8  -> ad14
>   ad10 -> ad16
>   ad12 -> ad18
>   ad14 -> ad20
>
>
> What is the proper way to handle this in zfs?
>
>
> thanks, Tobias
>
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There was an option for ata_static_id's in $KERNCONF  - you need to
enable this to keep the sata from shifting.Don't remember the exact
magic instance - should be somewhere in LINT/hint/GENERIC.
Should resemble something like ATA_STATIC_ID.
Cheers,
Dimitar