Merge pull request #902 from hash1go/main

Add Geth freezer feature callout for storage optimization
ethereum-optimism · Sep 16, 2024 · db75b7e · db75b7e
2 parents 2e8888f + 7033352
commit db75b7e
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/pages/builders/node-operators/tutorials/mainnet.mdx b/pages/builders/node-operators/tutorials/mainnet.mdx
@@ -35,6 +35,10 @@ Below are the storage needs as of April 2024:
 
 Based on these trends, node operators should plan for future storage needs and choose SSDs that can handle these increasing requirements.
 
+<Callout type="info">
+  Geth supports a "freezer" feature to store older chain data on HDDs, saving SSD space. Configure this for OP Mainnet using the `--datadir.ancient` flag. See [Geth docs](https://geth.ethereum.org/docs/fundamentals/databases) and [OP docs](https://docs.optimism.io/builders/node-operators/configuration/execution-config#datadirancient) for details.
+</Callout>
+
 ## Full Nodes
 
 ### Assess Blob Archiver