Questions tagged [state-trie-pruning]

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Do I have to set pruning to archive for supportive full node

I run a parity node on a server of mine (with a lot of resources and bandwidth) for the sole reason of supporting the network. I don't have any accounts there since my funds are on another machine. ...
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68 views

Custom Merkle Patricia Tree

One of the requirements of building our company's DApp is to maintain a separate, custom Merkle Patricia Tree that contain's data from our company's platform only. The Tree needs all CRUD operations ...
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What portions of the block are validated in Geth's --fast and Parity's --warp mode?

When I am syncing an Ethereum node using Geth's --fast mode and Parity's --warp mode, what portions of the block are being validated as they are being downloaded? I understand that --fast and --warp ...
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92 views

What does State Trie save when pushing into array?

I'm interested/worried about the size of the State Trie over time Lets suppose I have a contract with two vars: uint myNumber; uint[] myArray; As far as I understand, If I change the value of "...
0
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1answer
14 views

Upgrade a fully synced node to archive node?

Is it possible to upgrade a fully synced node to archive node ? means can i download older states by changing gcmode to archive ? or i will have to start from scratch ?
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Really slow syncing on mainnet with SSD disk and archive mode

I've set up a full Parity Ethereum node connected to the main network on a server with 2TB SSD, 4 CPUs and 8GB memory. I've set the pruning mode to archive since my application does a lot of state ...
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113 views

How to make geth keep states for the last 10000 blocks instead of 128

If I understand it correctly, geth preserves states for the last 128 blocks and prunes states for all other blocks. I would like to keep states for a bigger number of last blocks, say 10000 blocks. Is ...