ZFS on Hardware RAID

[Ben RUBSON]

> On 23 Jan 2019, at 12:05, Borja Marcos <borjam at sarenet.es> wrote:
> 
>> On 23 Jan 2019, at 09:38, Ireneusz Pluta <ipluta at wp.pl> wrote:
>> 
>> W dniu 2019-01-23 o 08:15, Borja Marcos pisze:
>>> By the way, some of these “pure raid” cards can be cross flashed to be plain HBAs but it’s a risky procedure. I bricked one or two.
>> 
>> any experience with these ones?
>> 
>> LSI MegaRAID SAS 9280-16i4e
>> LSI MegaRAID SAS 9266-4i
>> LSI MegaRAID SAS 84016E
> 
> Not really, the ones I have used were rebranded by Dell or IBM.
> 
> My advice is not to try to cross flash them from MegaRAID. Better try the mfi and mfip approach with the passthrough
> tunable. I have some servers running like that for 10 years now and they are solid.

I flashed several LSI MegaRAID 9211-8i from IR to IT mode without problem.
LSI / Broadcom provides the needed files to perform this.
Of course, as any other firmware flash, the procedure is not without any risk (to brick the card).
But conscientiously done, should be OK :)

Ben