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The key issue is that you basically have to rewrite all existing data to regain that lost 3TB. This takes a huge amount of time and the ZFS developers have deci
by louwrentius 3y ago
The key issue is that you basically have to rewrite all existing data to regain that lost 3TB. This takes a huge amount of time and the ZFS developers have decided not to automate this as part of this feature.
You can do this yourself though when convenient to get those lost TB back.
The RAID VDEV expansion feature actually was quite stale and wasn’t being worked on afaik until this sponsorship.
- didntcheck 3y agoWas it confirmed anywhere that this space-inefficiency-until-rewrite issue was why it stagnated? I remember looking up the progress a few months ago and being perplexed by the radio silence, given there were celebrations that we were apparently on the home straight back in 2021
- louwrentius 3y agoNo, that’s not what I meant. It’s unrelated. After Matthew Ahrends initial commit years ago basically nothing happened. The stuff about rewriting data I just wrote to clarify