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Questions tagged [nodes]

For general questions regarding Nodes on the Stellar Network. For specific types of node, please use the specific tag for that type.

0
votes
0answers
13 views

How to create a Private Stellar Blockchain with 4 nodes, each node is an ec2 instance?

I am a beginner, so please provide as much information as possible, even the most basic ones I need to know. I want to setup a private Stellar Blockchain and I want to have 4 nodes in the network, ...
1
vote
1answer
24 views

How did the Stellar Blockchain Network start?

Based on some searches I learned that Stellar was created by Jed McCaleb in 2014, does anyone know how did he start the network? I do not see any information regarding this online, can anyone help me ...
4
votes
1answer
63 views

Order of trade executions inside the last closed ledger

How are the trades ordered before the ledger closes? Looking from a "high frequency trading" perspective, is it possible to execute some attacks like front running on Stellar? If my node receives a ...
5
votes
1answer
53 views

How does a node discover the quorums that it is in?

In order for a node to determine that a ledger has been confirmed, it needs to know that a proportion of other nodes in one of its quorum has accepted the ledger. In order to determine which nodes ...
3
votes
1answer
45 views

Effects of a stellar-core node running on too slow hardware?

What are the effects of running a stellar-core node on slow/weak hardware, e.g. not meeting stellar-core hw requirements? Does that create a problem for consensus? If so, are only those affected, ...
2
votes
1answer
102 views

How does node discovery work?

How does a stellar-core node discover its peers? I mean both on startup and on the go.
0
votes
0answers
81 views

Horizon installation errors - SIGABRT in persistent mode + no history.json file in ephemeral mode

I am working for a large corporation that is trying to implement Stellar as a payment solution. To make this work, I am configuring the back-end by setting up a Horizon instance, using the stellar/...
6
votes
3answers
92 views

What's networkPassphrase used for?

I'm confused. The Stellar docs said there are currently three network maintained: testnet, standalone, and public. To differentiate between them we have to change the network passphrase. I know that ...
5
votes
2answers
175 views

Hardware/OS Requirements/Recommendations for running a Full Validator Node

What would be the recommended hardware specs for a dedicated Full Validator Node server? Is some small machine with two CPUs enough or should it live on the newest AMD Epyc with 32 cores and plenty ...
3
votes
1answer
111 views

What does v blocking node set mean?

I have just started with stellar. I am not able to understand v blocking node set and how do they block progress of a particular node. "An FBA protocol can guarantee liveness to a node 𝑣 only if 𝐐(...
2
votes
2answers
280 views

Unable to connect to horizon via JavaScript SDK

I am just getting started with Stellar. I run a node connected with test network with the following command. docker run --rm -it -p "8000:8000" -v "/home/prashant/stellar/steler-node:/opt/stellar" --...
3
votes
1answer
100 views

SQL Database and Stellar Ledger State

Browsing through src code, saw below line in https://github.com/stellar/stellar-core/tree/master/src/database: The Database object manages connections to an SQL database, in which the current ...
2
votes
1answer
165 views

Issue establishing SCP with Public Network

I've successfully set up a watcher node on the TestNet and I'm trying to do likewise on the public network now. I've been using an adapted stellar-core.conf from the docs that looks like this: ...
1
vote
2answers
145 views

How/where can I host a stellar-core watcher node outside of local?

I've recently gotten a stellar-core watcher node up on my local machine and built another separate console application to interact with the database. The database itself is hosted with Amazon RDS. The ...
8
votes
3answers
398 views

How to get a list of all nodes on the network

Is there a registry of some kind that I've missed? If not, how does one get an overview of the full Stellar network? I wouldn't mind if I had to 'spider' my way across nodes, asking each what its ...
3
votes
1answer
32 views

How do I ensure that validator maintenance is safe for the overall network?

In the event of applying security patches, system upgrades, etc., how do I ensure the validators that depend on mine will not be affected when I have to turn off my validator?
7
votes
1answer
87 views

How to become a “Verified entity” on Stellar Dashboard?

A number of nodes appear as "verified entity" in the Featured live network nodes section on https://dashboard.stellar.org/. Who is verifying and what are the requirements to be listed as "verified"?
18
votes
2answers
526 views

How big is the ledger?

The public ledger adds a new entry every 3-5 seconds. So I am worried it might grow too big for normal users to run a node. How big is the current ledger and how much is it expected to grow each year?
37
votes
3answers
2k views

What is the incentive to run a Stellar node?

In bitcoin, miners are rewarded by minting new coins. What's the incentive to do so in Stellar?