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Discussions

Real-world configs, tips, and questions from the Linker community.

AK
Devices artem.k · 2h ago
Configuring Modbus RTU with 9-bit parity on RS-485

Polling a PMAC211 energy meter — the device uses 9-bit parity which confuses the modbus runner. Has anyone managed to get this working with the serial port config?

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OP
Data & History o.petrenko · 5h ago
InfluxDB 3 query for sliding 15-minute window average

Trying to replicate the math linker window aggregation in InfluxDB for historical playback. The batch size is causing timestamp gaps at the edges.

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VM
AI & Automation v.melnyk · 1d ago
AI agent system prompt for alarm root-cause analysis

Sharing my system prompt for the AI runner to auto-correlate active alarms with load spike events. Works well with Claude Sonnet 4 and Gemini 2.0.

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IS
Runners ivan.s · 2d ago
GenUI JSON schema for real-time gauge dashboard

Built a complete GenUI schema for a 6-panel energy dashboard with voltage, current, power factor gauges and an alarm state indicator. Schema attached.

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NB
Devices n.bondar · 3d ago
Modbus TCP polling timeout on unstable 4G connection

Remote plant on 4G link with ~200ms jitter. The runner marks devices offline after 3 missed polls. Is there a way to configure retry with backoff?

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DK
AI & Automation d.koval · 4d ago
Using MCP tools to trigger alarm acknowledgement from chat

Successfully wired up the alarm acknowledge action as an MCP tool. The AI can now list active alarms, explain them, and ack them in one conversation turn.

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RL
Data & History r.lysenko · 5d ago
Cold storage tiering with InfluxDB 3 object store

Set up S3-compatible object store for data older than 30 days. Queries spanning hot+cold data work fine but the first cold query takes ~4s to warm up.

15 389
MH
General m.horobets · 1w ago
Multi-tenant deployment — one Linker instance, many clients

We're deploying Linker as a SaaS for 12 clients on the same infra. Using namespace prefixes in the node tree (/tenant-id/data/...) — curious how others handle auth boundaries.

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