R RobFantini Famous Member May 24, 2012 2,042 110 133 Boston,Mass Jun 19, 2014 #41 Re: osd issue after adding node to ceph ** Start over ** mir said: To remove partition table and boot sector the following should be sufficient: dd if=/dev/zero of=/dev/$DISK bs=1024 count=1 Click to expand... thanks, I updated ceph wiki page .
Re: osd issue after adding node to ceph ** Start over ** mir said: To remove partition table and boot sector the following should be sufficient: dd if=/dev/zero of=/dev/$DISK bs=1024 count=1 Click to expand... thanks, I updated ceph wiki page .
U udo Distinguished Member Proxmox Subscriber Apr 22, 2009 5,977 201 163 Ahrensburg; Germany Jun 19, 2014 #42 Re: osd issue after adding node to ceph ** Start over ** mir said: To remove partition table and boot sector the following should be sufficient: dd if=/dev/zero of=/dev/$DISK bs=1024 count=1 Click to expand... Hi, but not for gpt-tables - there are an copy on the last blocks. to overwrite (in this case sdb) Code: # echo `cat /sys/block/sdb/size`-34 | bc 625142414 # dd if=/dev/zero of=/dev/sdb bs=512 count=34 skip=625142414 Udo
Re: osd issue after adding node to ceph ** Start over ** mir said: To remove partition table and boot sector the following should be sufficient: dd if=/dev/zero of=/dev/$DISK bs=1024 count=1 Click to expand... Hi, but not for gpt-tables - there are an copy on the last blocks. to overwrite (in this case sdb) Code: # echo `cat /sys/block/sdb/size`-34 | bc 625142414 # dd if=/dev/zero of=/dev/sdb bs=512 count=34 skip=625142414 Udo
R RobFantini Famous Member May 24, 2012 2,042 110 133 Boston,Mass Jun 19, 2014 #43 Re: osd issue after adding node to ceph ** Start over ** udo said: Hi, but not for gpt-tables - there are an copy on the last blocks. to overwrite (in this case sdb) Code: # echo `cat /sys/block/sdb/size`-34 | bc 625142414 # dd if=/dev/zero of=/dev/sdb bs=512 count=34 skip=625142414 Udo Click to expand... does 'ceph-disk zap' do the above?
Re: osd issue after adding node to ceph ** Start over ** udo said: Hi, but not for gpt-tables - there are an copy on the last blocks. to overwrite (in this case sdb) Code: # echo `cat /sys/block/sdb/size`-34 | bc 625142414 # dd if=/dev/zero of=/dev/sdb bs=512 count=34 skip=625142414 Udo Click to expand... does 'ceph-disk zap' do the above?
U udo Distinguished Member Proxmox Subscriber Apr 22, 2009 5,977 201 163 Ahrensburg; Germany Jun 19, 2014 #44 Re: osd issue after adding node to ceph ** Start over ** RobFantini said: does 'ceph-disk zap' do the above? Click to expand... Hi, yes - AFAIK it's run a "sgdisk --zap" where the manpage say: Code: sgdisk --zap Zap (destroy) the GPT data structures and then exit... Udo
Re: osd issue after adding node to ceph ** Start over ** RobFantini said: does 'ceph-disk zap' do the above? Click to expand... Hi, yes - AFAIK it's run a "sgdisk --zap" where the manpage say: Code: sgdisk --zap Zap (destroy) the GPT data structures and then exit... Udo
