6 votes
Accepted

How can I tell if a node I am using is a full archive node?

A full archive node has access to the historical state of the blockchain. For example, if the node returns balance of an account (which has some eth) at block 1 then that node will be an archive node. ...
Ankit Chiplunkar's user avatar
3 votes
Accepted

geth archive data location

The difference between archive and full is in the garbage collection - a full node verifies all the state on the chain, but doesn't keep it all. An archive does. As such, the setting you're looking ...
The Renaissance's user avatar
2 votes
Accepted

Ethereum node indexer

Ethereum ETL might work for you. It indexes: Blocks Transactions Traces ERC20 ERC721 There is also a public BigQuery dataset being fed by this ETL which you might use instead of indexing it all ...
Darker's user avatar
  • 121
2 votes

Is there a way to convert an existing full node with geth and teku to an archive node without re-syncing?

Dev advocate at Chainstack here! Your full node prunes data periodically to save space, only retaining data for the last 128 blocks at any given period (about 25 minutes). From the Geth docs: Only ...
Dave Dev Advocate Chainstack's user avatar
1 vote
Accepted

Sync failed from archive nodes even after reset blockchain on private network

I resolved this issue myself, the problem was the max buffer size of the header size when fetching headers. Originally it's below 700 bytes I guess, updated headers of the chain of my version was ...
shyunku's user avatar
  • 11
1 vote

Ethereum node indexer

Take a look at Subsquid (disclosure: I'm affiliated). Can do events, transactions, traces and state diffs. You can use it with a free data lake called Archive to save yourself some time, or index from ...
Anton Bernatskiy's user avatar
1 vote

geth: does --gcmode=archive require --syncmode=full?

I believe that to get a truly archive node (all states since genesis) you need to run --syncmode=full as it reads the imported block and verifies all transactions. On the other hand, snap will just ...
badluck's user avatar
  • 121

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