Knowledge Base

Install the Plugin & Connect Your First NAS

Install the Plugin & Connect Your First NAS From plugin to first managed NAS in a few minutes: Enable SSH in DSM: Contr...

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Set Up the SSH Key

Set Up the SSH Key Synology Manager Plus uses its own key ~/.ssh/synology-manager-plus_ed25519 (one per NAS when you hav...

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Understanding /diag

Understanding /diag /diag checks seven points and reports a result per check: ResultMeaning OKall good WARNusable but...

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Multiple NAS & the Active NAS

Multiple NAS & the Active NAS With /nas-add you add more NAS to the inventory — each gets its own SSH key. /nas-list sho...

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The NAS Profile & Where Your Data Lives

The NAS Profile & Where Your Data Lives Each NAS has a profile at context/nas/<slug>/profile.md with connection details...

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Reading SMART Health Correctly

Reading SMART Health Correctly /smart-status assigns a verdict per disk based on the SMART values: VerdictTrigger crit...

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Fleet Health with --all

Fleet Health with --all Three health commands support the fleet sweep: /health-summary --all, /smart-status --all and /n...

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Controlling Compose Stacks

Controlling Compose Stacks The compose workflow on the NAS (all via /usr/local/bin/docker, passwordless sudo required):...

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Set Up Passwordless sudo

Set Up Passwordless sudo /smart-status, /health-summary, /dsm-update-check and all Docker commands need elevated privile...

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Fix "command not found: docker"

Fix "command not found: docker" Symptom: A Docker call reports "command not found" even though Container Manager is runn...

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Fix First-Connection & SSH Errors

Fix First-Connection & SSH Errors Symptom: /setup-ssh, /first-run or /diag reports that the connection fails. The three...

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Protect Critical Stacks

Protect Critical Stacks To keep important compose projects (such as a database or monitoring) from being stopped by acci...

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