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robert wrote:How do I create a pool with ashift=12 using CE?
sudo zpool create -o ashift=12 tank mirror /dev/disk2 /dev/disk4
sudo zpool create -f -o ashift=12 tank mirror /dev/disk2 /dev/disk4
flight16 wrote:Does this work for drives such as the WD Green drives that report 512 sector size but are actually 4k?
Does Zevo take care of alignment (assuming I'm using the whole disk) and everything? I've read so many posts about FreeBSD and tricks you have to play with geom and aligning partitions on 4k boundaries.
dbrady wrote:When you pass in a whole disk (like /dev/diskN), ZEVO will correctly align the GPT partitions on 4K offsets.
sudo zpool create -f -o ashift=12 -O casesensitivity=insensitive -O normalization=formD atlantic mirror /dev/disk2 /dev/disk3
NAME PROPERTY VALUE SOURCE
atlantic type filesystem -
atlantic creation Tis Okt 2 14:55 2012 -
atlantic used 940Ki -
atlantic available 2,69Ti -
atlantic referenced 580Ki -
atlantic compressratio 1.00x -
atlantic mounted yes -
atlantic quota none default
atlantic reservation none default
atlantic recordsize 128Ki default
atlantic mountpoint /Volumes/atlantic default
atlantic checksum on default
atlantic compression off default
atlantic atime on default
atlantic devices on default
atlantic exec on default
atlantic setuid on default
atlantic readonly off default
atlantic snapdir hidden default
atlantic canmount on default
atlantic copies 1 default
atlantic version 5 -
atlantic utf8only on -
atlantic normalization formD -
atlantic casesensitivity insensitive -
atlantic refquota none default
atlantic refreservation none default
atlantic primarycache all default
atlantic secondarycache all default
atlantic usedbysnapshots 0 -
atlantic usedbydataset 580Ki -
atlantic usedbychildren 360Ki -
atlantic usedbyrefreservation 0 -
atlantic logbias latency default
atlantic sync standard default
NAME PROPERTY VALUE SOURCE
atlantic size 2,73Ti -
atlantic capacity 0% -
atlantic altroot - default
atlantic health ONLINE -
atlantic guid 11506481187200442667 default
atlantic version 28 default
atlantic failmode continue default
atlantic listsnapshots off default
atlantic autoexpand off default
atlantic free 2,73Ti -
atlantic allocated 1,04Mi -
atlantic readonly off -
atlantic ashift 12 local
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