The 830 has a known problem where all the drives report the same WWN. So if you put them in the same SAS topology...
- Rich On Mon, Nov 12, 2012 at 11:29 AM, Dan Swartzendruber <dswa...@druber.com>wrote: > > I have an M1015 (rebadged LSI HBA with two 8087 connectors.) One of them > connects to a 3.5" jbod chassis with 4 SAS nearline drives (tank pool.) I > also have two samsung 830 SSD (sata) connected to the 2nd port on the HBA > with a forward breakout cable. Works just fine. Apparently some SATA > drives (WD blues at least) *do* seem to have a WWN assigned. Others (like > the SSDs) don't - I infer the HBA fakes up WWNs for them. So I spent > several hours trying to salvage my virtualized OI install to move it to the > bare-metal server. The first hurdle was a hang at boot. Booting with > '-kv' showed the last message being 'audio0 is /pseudo/audio0' and nothing > after that. I did try 'touch /reconfigure' via the live CD but that didn't > help. Not sure what else to do, and google was not real helpful. I really > hoped OI wouldn't be as finicky as windows, but alas :( I decided to do a > fresh install and fix up stuff later. So I do a live CD install to get the > GUI desktop so I can run virtualbox. Comes up just fine, except one of the > two SSDs shows as faulted. After much experimentation (and I apologize > that I forgot to save output from the format command - it was 1:30AM by > that point and I was exhausted.) Anyway, here is the output from the > virtualized system (back to that now): > > 4. c5t5000C50041BD3E85d0 <SEAGATE-ST1000NM0001-0002-**931.51GB> > /pci@0,0/pci15ad,7a0@15/**pci1000,3040@0/iport@f/disk@** > w5000c50041bd3e85,0 > 5. c5t5000C50041BD703Dd0 <SEAGATE-ST1000NM0001-0002-**931.51GB> > /pci@0,0/pci15ad,7a0@15/**pci1000,3040@0/iport@f/disk@** > w5000c50041bd703d,0 > > Note the '@w5000xxxxxxxx' stuff? In my fail case, it was like > 'c65000xxxxxxx' and 'c75000xxxxxxxxx' because the two SSDs were on > different SATA connectors of the breakout cable. Here is the gotcha > though: the part *after* the 'c6' or 'c7' was identical! And it was > identical because the part after the '@w5000' was identical! I can only > infer this is some kind of glitch with the HBA where it got confused and > assigned duplicate WWN for the two SATA SSDs, and this led OI to think they > were in fact the same device, so trying to add the 2nd SSD to the pool > would get a message that it is already in the pool. Confused the heck out > of me until I noticed they were duplicates :) Even if I could jigger the > HBA into 'fixing' this, no guarantee it wouldn't bork later. For now, I > put the two SSDs on motherboard sata ports, so they get the canonical > cXtYdZ. It's odd that OI seemed to think they were the same device, but > different. Hmmmm... > > ______________________________**_________________ > OpenIndiana-discuss mailing list > OpenIndiana-discuss@**openindiana.org<OpenIndiana-discuss@openindiana.org> > http://openindiana.org/**mailman/listinfo/openindiana-**discuss<http://openindiana.org/mailman/listinfo/openindiana-discuss> > _______________________________________________ OpenIndiana-discuss mailing list OpenIndiana-discuss@openindiana.org http://openindiana.org/mailman/listinfo/openindiana-discuss
