On Friday 12 November 2021 15:12:15 Dan Ritter wrote: > Gene Heskett wrote: > > On Friday 12 November 2021 11:57:28 Andrew M.A. Cater wrote: > > > Use an expert install. > > > > > > set up the disks as RAID 10 first, then use the partition editor > > > to assign the RAID as /home > > > > > > At that point, you're done :) > > > > That will be good, but getting rid of the first raid10 I built is > > needing tactical nukes. Its taking almost 40 minutes a drive to > > zero them and start over. And this machine is acting like an 8086 > > machine doing it. very very slow. gkrellm is showing all 6 core in > > bright orange. Not any great temp rises though, staying below 35C > > for all 6 cores. The heat sink/radiator is huge, so huge I can't put > > the side panel back on the tower. 5" fan is turning silently at > > maybe 400 revs. I think I overbuilt it ;o) > > No need to do it the hard way: > > For each disk, run > > # wipefs /dev/sdX > > which will not destroy anything ; it will list the commands > needed to remove the existing filesystems. > > Then run that command, generally of the form wipdefs -o 0x1000 > or such, which will complete in seconds. > > Repeat for the next disk. > > -dsr- root@coyote:~$ wipefs /dev/sde -o 0x1000 wipefs: error: /dev/sde: probing initialization failed: Device or resource busy And I have to reboot as mdadm has no stop command. Thats BS. I did cobble up a wipefs with dd, wipefs cannot do it without yet another reboot. dd does not check, it just zeros the first 1000 hex blocks.
Thanks Dan. Cheers, Gene Heskett. -- "There are four boxes to be used in defense of liberty: soap, ballot, jury, and ammo. Please use in that order." -Ed Howdershelt (Author, 1940) If we desire respect for the law, we must first make the law respectable. - Louis D. Brandeis Genes Web page <http://geneslinuxbox.net:6309/gene>
