NextForced

Storage Plain v101 → current

Next block number where a forced authority change can be signaled.

Queried by: validatorsdevelopers

The Big Picture

Forced authority changes are emergency measures. This storage prevents spamming forced changes by requiring a minimum delay between them. If you try to force a change too soon, TooSoon error is returned.

Use Cases

Check when the next forced change is allowed
Plan emergency recovery operations

From Chain Metadata

next block number where we can force a change.

Purpose & Usage

Purpose

Rate-limits forced GRANDPA changes to prevent abuse.

Common Query Patterns

Single value query

Stored Value

u32

value (u32)

Relationships

Modified By

note_stalled

Code Examples

import { createClient, Binary } from "polkadot-api";
import { getWsProvider } from "polkadot-api/ws";
import { sub } from "@polkadot-api/descriptors"; // generated by: npx papi add sub -w wss://entrypoint-finney.opentensor.ai:443

const client = createClient(getWsProvider("wss://entrypoint-finney.opentensor.ai:443"));
const api = client.getTypedApi(sub);

// Query NextForced storage (no keys - plain value)
const result = await api.query.Grandpa.NextForced.getValue();
console.log("NextForced:", result);

Runtime Info

Pallet: Grandpa
Storage Kind: Plain
First Version: v101
Current Version: v411

Back to Grandpa Storage