Warning Be extremely careful when increasing volume sizes. It's possible that you may fatally corrupt your filesystem if you're not extremely cautious. ALWAYS PERFORM A BACKUP BEFORE ATTEMPTING TO INCREASE VOLUME SIZES YOU MUST HAVE BOTH NODES ONLINE, AND ALL DISKS IN 'UPTODATE' STATE BEFORE CONTINUING |
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With that said, if you're careful and patient you can do an on-line hot upgrade of your filesystems without an outage.
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Stage 1: Increase block device
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