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Jennifer Wang 2022-12-12 21:18:30 -05:00
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CHANGELOG.md
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# 1.19.0 / 2022-12-07 # 1.19.0 / 2022-12-07
This is an optional feature release of Lotus. This feature release includes the production ready SplitStore feature, the experimental Lotus node cluster feature, as well as numerous enhancments and bugfixes. This is an optional feature release of Lotus. This feature release includes the SplitStore beta, the experimental Lotus node cluster feature, as well as numerous enhancments and bugfixes.
## Highlights ## Highlights
### 🟢 SplitStore v2（Production Ready!!) 🟢 ### 🟢 SplitStore v2（Beta) 🟢
Splitstore aims to reduce the node performance impact that's caused by the Filecoin's very large, and continuously growing chain datastore by having a hot and cold blockstore. You can find more about the Splitstore implementation [here](https://github.com/filecoin-project/lotus/blob/master/blockstore/splitstore/README.md). Splitstore aims to reduce the node performance impact that's caused by the Filecoin's very large, and continuously growing chain datastore by having a hot and cold blockstore. You can find more about the Splitstore implementation [here](https://github.com/filecoin-project/lotus/blob/master/blockstore/splitstore/README.md).
Splitstore has three basic modes for node operators to configure according to your needs: Splitstore has three basic modes for node operators to configure according to your needs:
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- `universal`: stores all chain data that's beyond 4 finalities into coldstore. - `universal`: stores all chain data that's beyond 4 finalities into coldstore.
- `messages`: only stores on-chain messages into coldstore. - `messages`: only stores on-chain messages into coldstore.
In this release, splitstore is enabled by default with `discard` mode. The `EnableColdStoreAutoPrune=` configuration is being deprecated in this release, as there is only ever one compaction running. The `EnableColdStoreAutoPrune=` configuration is being deprecated in this release, as there is only ever one compaction running. We welcome all node operators to try the new feature and let us know [here](https://github.com/filecoin-project/lotus/discussions/9179) if you have any feedback!
There are more configuration one may set, you can read the full documentation about the SplitStoreV2 here: https://lotus.filecoin.io/lotus/configure/splitstore/. There are more configuration one may set, you can read the full documentation about the SplitStoreV2 here: https://lotus.filecoin.io/lotus/configure/splitstore/.
### 🧪 Node Cluster (*EXPERIMENTAL.*) 🧪 ### 🧪 Node Cluster (*EXPERIMENTAL.*) 🧪