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| *To enable the [[Booting#Rescue_Mode_Help|rescue mode]] type | | *To enable the [[Booting#Rescue_Mode_Help|rescue mode]] type |
| sme rescue | | sme rescue |
| + | |
| + | =====SME 8===== |
| + | Here is a summary of what has changed: |
| + | |
| + | - There is no longer a noraid boot option |
| + | - New boot option raid=[none,0,1,5,6] |
| + | - There is no longer a nospare boot option. |
| + | - New boot option spares=[0-(disks-2)] |
| + | - New boot option drives=[hda,sda,xvda,...] |
| + | |
| + | The installer without anything being passed should behave identically for disks |
| + | < 10 with the exception that it won't include any device that is housed on a |
| + | drive that needs the usb-storage or spb2 module. |
| + | |
| + | If you want to include drives that are on USB or firewire you must use the |
| + | drives= option and specify all drives (not just the usb/firewire drives) that |
| + | you want to use. |
| + | |
| + | If you don't want to use raid at all specify raid=0 or raid=none (they are |
| + | identical, 0 means none). |
| + | |
| + | If you don't want a spare you should use the spares= option and specify a value |
| + | of 0. By default 1 spare will be added for disks > 3. Another spare drive |
| + | will be added for every additional 7 drives you add (10, 17, ...). |
| + | |
| + | If you specify a raid level but don't have enough drives it will fall back to |
| + | the next highest raid level (ex. 5 drives, 2 spares, raid 6 will fail back to |
| + | raid 5 as 5-2=3 useable drives). |
| + | |
| + | This will need extensive testing before 8.0 goes final. There are lots of |
| + | possibilities and combinations. It should allow those with a control complex |
| + | to setup their raid/space the way they want to. |
| | | |
| ====General Boot Help==== | | ====General Boot Help==== |