Fwd: from mfi to mrsas, a question to those who use mrsas
vas at sibptus.ru
Sun Oct 13 16:18:20 UTC 2019
Oleg Cherkasov wrote:
> On 12.10.2019 14:36, Victor Sudakov wrote:
> > 1. I have mirrors configured in mfi (see below). After switching, shall
> > I continue to see and use the configured hardware RAID volumes, or will
> > the disks suddenly become.. well, just separate disks?
> It depends how did you configured hardware RAID volume. In short it
> would stay the way it is
> however you would notice device name change:
> * MFI has something like /dev/mfi*, I do not remember correctly
> nonetheless something like that.
> * MRSAS makes /dev/da* devices.
> Your filesystems or ZFS pool using those MFI device would gone on
> reboot with MRSAS.
Should be important for the swap partition only (which is in fstab).
Thanks for the warning. I think ZFS does not really care for device names.
> > 2. I think I'll lose the convenience of mfiutil. Is there anything to
> > manage mrsas drives/volumes/firmware from inside FreeBSD (adding arrays,
> > monitoring drives etc)?
> Yep, you will. However you may install megacli
Not meant for humans, really. Its interface and commands were designed
by some space aliens.
> or stocli from ports.
In the current configuration, storcli does not see my mfi controller.
Maybe it will see after switching to mrsas, but I doubt.
Victor Sudakov, VAS4-RIPE, VAS47-RIPN
2:5005/49 at fidonet http://vas.tomsk.ru/
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