Update chain.md #544
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Update chain.md #544
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ribasushi
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Nov 3, 2020
| It is possible to "prune" the current chain data used by Lotus to reduce the disk footprint of a Lotus node by resyncing from a minimal snapshot. This is a quick overview of the steps: | ||
| It is possible to "prune" the current chain data used by Lotus to reduce the disk footprint of a Lotus node by resyncing from a minimal snapshot. | ||
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| > Note: A minimal snapshot only has the full state trees from some recent tipset onward and nothing before that tipset. To have all historical states, sync from the full snapshot above. |
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Do not apply: the above is incorrect, both snapshots have just the last 2000 states: if you want really everything-everything - the snapshot .car would be ~350GiB and it still doesn't quite include everything: filecoin-project/lotus#3849
The difference between pruned/unpruned is how many of the headers are present. You can validate the large one via --import-chain, you can not do this with the smaller one.
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oh damn.. thats new to me and unfortunate...
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