Questions tagged [snapshot]
The snapshot tag has no usage guidance.
6
questions
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views
What is the best available way to take substrate DB backup without stopping the service? [duplicate]
I have the substrate setup on AWS EC2 with EBS volume attached to it. I wonder what would be the best way to take substrate DB backup.
- 101
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snapshot error: Database version comes from future version of the client: 4
When I go to add a validator to a parachain, using the snapshot(https://ksm-rocksdb.polkashots.io/) does tell me that the db version is wrong:
Error: Service(Client(Backend("Database version ...
- 131
1
vote
1
answer
69
views
How to selectively populate state from a snapshot of one chain onto another?
Goal
To use a full snapshot at some block height of one chain and selectively pull in select parts of this state.
Use cases
Migrating state from another chain. Example:
A snapshot of only assets ...
- 14.5k
6
votes
1
answer
81
views
Get block height from database snapshot, without running a node
I have synced a Substrate-based parachain (Moonbase Alpha) and stopped the node to take a snapshot of the database directory. I would like to know what's the best block (block height, last finalized ...
- 421
8
votes
4
answers
240
views
How to configure a Substrate Network with Injected Block History from a snapshot or database backup?
Is it possible to use the chain specification file or some other mechanism to configure a Substrate network with injected block history? In this case, the motivation is CI/CD/testing, but I can see ...
- 1,651
3
votes
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answers
53
views
How do I create a snapshot of the substrate database and load it on future runs? [duplicate]
I am making use of JS tests to check my contract calls however there is a large amount of setup required before each test. This means the tests take a very long time to run. I know the substrate ...
- 1,651