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rafaelgaspar

longhorn-mcp

by rafaelgaspar

Sync backup volume

backupvolume_sync

Force a backup volume to resync with the backup target to resolve inconsistencies or update metadata. Use when backup volume state diverges from target.

Instructions

Force a resync of a backup volume against the backup target. Longhorn docs: https://longhorn.io/docs/1.12.1/snapshots-and-backups/backup-and-restore/

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
nameYes
Install Server

TDQS

C2.9/5.0
Behavior2/5

Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?

There are no annotations, so the description must carry the behavioral disclosure. It mentions 'Force a resync' but does not describe side effects, idempotency, prerequisites, or consequences of forcing the resync. The external docs link is helpful but does not compensate for the missing behavior details in the description itself.

Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.

Conciseness5/5

Is the description appropriately sized, front-loaded, and free of redundancy?

The description is two sentences with no wasted words. The action is front-loaded and the docs link is the only extra element, making it appropriately concise and structured.

Shorter descriptions cost fewer tokens and are easier for agents to parse. Every sentence should earn its place.

Completeness3/5

Given the tool's complexity, does the description cover enough for an agent to succeed on first attempt?

For a one-parameter tool with no output schema and no annotations, the description is minimally viable: it identifies the action and resource. However, it lacks explicit parameter semantics, usage guidance, and behavioral context, leaving clear gaps in how an agent should select and invoke the tool.

Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.

Parameters2/5

Does the description clarify parameter syntax, constraints, interactions, or defaults beyond what the schema provides?

The schema has one required 'name' parameter with no description, and schema description coverage is 0%. The description mentions 'a backup volume' but never explicitly states that 'name' is the backup volume name, forcing the agent to infer the parameter's meaning.

Input schemas describe structure but not intent. Descriptions should explain non-obvious parameter relationships and valid value ranges.

Purpose4/5

Does the description clearly state what the tool does and how it differs from similar tools?

The description states a specific action, 'Force a resync,' with a clear resource, 'backup volume against the backup target.' It is clear about what the tool does, though it does not explicitly call out how it differs from siblings like backuptarget_sync.

Agents choose between tools based on descriptions. A clear purpose with a specific verb and resource helps agents select the right tool.

Usage Guidelines2/5

Does the description explain when to use this tool, when not to, or what alternatives exist?

No usage guidance is provided. The description does not say when to use this tool, when not to use it, or mention any alternatives. The docs link is a reference, not selection guidance.

Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.

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