YugabyteDB ASH Instrumentation
yugabyte/yugabyte-db
Procedure for adding or changing YugabyteDB Active Session History wait states in TServer and DocDB C++ code, including the macro to use for sync and async paths.
Simplicity and traceability gate for all TransferQueue code written, fixed, or reviewed.
Install Simplicity First
$ npx skills add Ascend/TransferQueue --skill simplicity-first -a claude-codeProject install by default; add -g for ~/.claude/skills/.
$ gh skill install Ascend/TransferQueue simplicity-first --agent claude-codeProject scope by default; add --scope user for a personal install. Needs GitHub CLI 2.90.0 or later (public preview).
$ git clone --depth 1 https://github.com/Ascend/TransferQueue.git skills-src && mkdir -p .claude/skills && cp -r skills-src/.agent/skills/simplicity-first .claude/skills/simplicity-first && rm -rf skills-srcUse ~/.claude/skills/ instead of .claude/skills for a personal install. The folder must contain SKILL.md.
Claude Code skills documentation · loads skills from .claude/skills/
Install the "simplicity-first" agent skill from https://github.com/Ascend/TransferQueue/tree/main/.agent/skills/simplicity-first into .claude/skills/simplicity-first/ in this project. Copy the whole folder (SKILL.md and every file beside it), keep the folder name "simplicity-first", then confirm the skill loads.Claude Code copies the folder itself, the same result as the manual copy. Check what it changed before you commit it.
$skill-installer install https://github.com/Ascend/TransferQueue/tree/main/.agent/skills/simplicity-firstType this inside Codex. $skill-installer <name> installs a curated skill from openai/skills. The installer writes to $CODEX_HOME/skills (default ~/.codex/skills). Restart Codex if the skill does not show up.
$ npx skills add Ascend/TransferQueue --skill simplicity-first -a codexProject install goes to .agents/skills/; add -g for ~/.codex/skills/.
$ gh skill install Ascend/TransferQueue simplicity-first --agent codexProject scope by default (.agents/skills/); add --scope user for a personal install.
$ git clone --depth 1 https://github.com/Ascend/TransferQueue.git skills-src && mkdir -p .agents/skills && cp -r skills-src/.agent/skills/simplicity-first .agents/skills/simplicity-first && rm -rf skills-srcUse ~/.agents/skills/ instead of .agents/skills for a personal install.
Codex skills documentation · loads skills from .agents/skills/
Install the "simplicity-first" agent skill from https://github.com/Ascend/TransferQueue/tree/main/.agent/skills/simplicity-first into .agents/skills/simplicity-first/ in this project. Copy the whole folder (SKILL.md and every file beside it), keep the folder name "simplicity-first", then confirm the skill loads.Codex copies the folder itself, the same result as the manual copy. Check what it changed before you commit it.
$ npx skills add Ascend/TransferQueue --skill simplicity-first -a cursorProject install goes to .agents/skills/; add -g for ~/.cursor/skills/.
$ gh skill install Ascend/TransferQueue simplicity-first --agent cursorProject scope by default (.agents/skills/); add --scope user for a personal install.
$ git clone --depth 1 https://github.com/Ascend/TransferQueue.git skills-src && mkdir -p .cursor/skills && cp -r skills-src/.agent/skills/simplicity-first .cursor/skills/simplicity-first && rm -rf skills-srcUse ~/.cursor/skills/ instead of .cursor/skills for a personal install.
Cursor skills documentation · loads skills from .cursor/skills/, .agents/skills/, .claude/skills/, .codex/skills/
Install the "simplicity-first" agent skill from https://github.com/Ascend/TransferQueue/tree/main/.agent/skills/simplicity-first into .cursor/skills/simplicity-first/ in this project. Copy the whole folder (SKILL.md and every file beside it), keep the folder name "simplicity-first", then confirm the skill loads.Cursor copies the folder itself, the same result as the manual copy. Check what it changed before you commit it.
$ gemini skills install https://github.com/Ascend/TransferQueue.git --path .agent/skills/simplicity-first--scope user (default) or --scope workspace; --path is the subfolder of the repo that holds the skill; --consent skips the security confirmation prompt.
$ npx skills add Ascend/TransferQueue --skill simplicity-first -a gemini-cliProject install goes to .agents/skills/; add -g for ~/.gemini/skills/.
$ gh skill install Ascend/TransferQueue simplicity-first --agent gemini-cliProject scope by default (.agents/skills/); add --scope user for a personal install.
$ git clone --depth 1 https://github.com/Ascend/TransferQueue.git skills-src && mkdir -p .gemini/skills && cp -r skills-src/.agent/skills/simplicity-first .gemini/skills/simplicity-first && rm -rf skills-srcUse ~/.gemini/skills/ instead of .gemini/skills for a personal install, then run /skills reload.
Gemini CLI skills documentation · loads skills from .gemini/skills/, .agents/skills/
Install the "simplicity-first" agent skill from https://github.com/Ascend/TransferQueue/tree/main/.agent/skills/simplicity-first into .gemini/skills/simplicity-first/ in this project. Copy the whole folder (SKILL.md and every file beside it), keep the folder name "simplicity-first", then confirm the skill loads.Gemini CLI copies the folder itself, the same result as the manual copy. Check what it changed before you commit it.
$ gh skill install Ascend/TransferQueue simplicity-firstInstalls for Copilot at project scope by default; add --scope user for a personal install. Preview a skill first with gh skill preview. Needs GitHub CLI 2.90.0 or later (public preview).
$ npx skills add Ascend/TransferQueue --skill simplicity-first -a github-copilotProject install goes to .agents/skills/; add -g for ~/.copilot/skills/.
$ git clone --depth 1 https://github.com/Ascend/TransferQueue.git skills-src && mkdir -p .github/skills && cp -r skills-src/.agent/skills/simplicity-first .github/skills/simplicity-first && rm -rf skills-srcUse ~/.copilot/skills/ instead of .github/skills for a personal install. Commit .github/skills so cloud agent and code review can use it.
GitHub Copilot skills documentation · loads skills from .github/skills/, .claude/skills/, .agents/skills/
Install the "simplicity-first" agent skill from https://github.com/Ascend/TransferQueue/tree/main/.agent/skills/simplicity-first into .github/skills/simplicity-first/ in this project. Copy the whole folder (SKILL.md and every file beside it), keep the folder name "simplicity-first", then confirm the skill loads.GitHub Copilot copies the folder itself, the same result as the manual copy. Check what it changed before you commit it.
$ npx skills add Ascend/TransferQueue --skill simplicity-first -a opencodeOpenCode documents no install command of its own. Project install goes to .agents/skills/; add -g for ~/.config/opencode/skills/.
$ gh skill install Ascend/TransferQueue simplicity-first --agent opencodeProject scope by default (.agents/skills/); add --scope user for a personal install.
$ git clone --depth 1 https://github.com/Ascend/TransferQueue.git skills-src && mkdir -p .opencode/skills && cp -r skills-src/.agent/skills/simplicity-first .opencode/skills/simplicity-first && rm -rf skills-srcUse ~/.config/opencode/skills/ instead of .opencode/skills for a personal install.
OpenCode skills documentation · loads skills from .opencode/skills/, .claude/skills/, .agents/skills/
Install the "simplicity-first" agent skill from https://github.com/Ascend/TransferQueue/tree/main/.agent/skills/simplicity-first into .opencode/skills/simplicity-first/ in this project. Copy the whole folder (SKILL.md and every file beside it), keep the folder name "simplicity-first", then confirm the skill loads.OpenCode copies the folder itself, the same result as the manual copy. Check what it changed before you commit it.
Facts
- Skill name
simplicity-first- GitHub stars
- 160
- Token cost
- ~823 tokens
- SKILL.md length
- 397 words
- Files
- 1
- Skills in repo
- 1
- Repo updated
- First seen
- Licence
- Apache-2.0
At a glance
Simplicity and traceability gate for all TransferQueue code written, fixed, or reviewed.
- Works in 6 steps: Keep execution paths explicit. Make… → Use the smallest readable change. Delete… → Preserve the control-plane/data-plane… → …
- Tasks that involve Async programming
- Instructions only: no scripts, shell commands, URLs or credentials in SKILL.md
What it does
Simplicity First is an agent skill from Ascend/TransferQueue. Simplicity and traceability gate for all TransferQueue code written, fixed, or reviewed. Invoke before changing code or reviewing a diff, especially across public APIs, controller and metadata logic, samplers, storage backends, asynchronous execution, or metrics.
Its SKILL.md is about 820 tokens, which your agent loads only when the skill is triggered. It is a single SKILL.md file with no bundled scripts.
It sits in Development, covering Async programming. The repository describes itself as: An asynchronous streaming data management module for efficient post-training. The licence is Apache-2.0.
When your agent uses it
- Tasks that involve Async programming
Example prompts
- “/simplicity-first”
Workflow steps
6 steps, taken from the first numbered list in SKILL.md.
- Keep execution paths explicit. Make state transitions, partition and
- Use the smallest readable change. Delete redundancy before adding new
- Preserve the control-plane/data-plane boundary. Keep metadata and
- Avoid thin abstractions. Keep one-off logic inline when it remains clear.
- Preserve contracts and capabilities. Keep public KV, client, and
- Work from reachable behavior. Prioritize issues reproducible through
What it can do on your machine
Read from SKILL.md and the folder at commit 7b31c0b. It shows what the files ask for, not the result of running them.
Tool permissions
Pre-approves nothing: there is no allowed-tools line, so your agent's usual permission prompts apply.
From allowed-tools in the SKILL.md frontmatter.
Runs code
No scripts in the folder and no shell commands in SKILL.md.
From the folder's file list and the shell code blocks in SKILL.md.
Network
No URLs in SKILL.md.
From URLs in SKILL.md, links to its own repository left out.
Credentials
Names no API keys, tokens, secrets or passwords.
From names ending in _API_KEY, _TOKEN, _SECRET, _KEY or _PASSWORD in SKILL.md.
Context cost
Simplicity First loads about 823 tokens when it runs. Until then it costs about 70 tokens; SKILL.md has 397 words of instructions outside code blocks.
Estimates: characters ÷ 4, the usual rule of thumb; real counts depend on the model's tokenizer. Scripts and assets cost tokens only if the agent reads them.
Safety
Auto-check passed
The automated check found no risky patterns in SKILL.md.
Automated static check — not a guarantee. Review scripts before installing. It scans the text of SKILL.md for risky patterns (piping downloads into a shell, reading credential files, hidden Unicode, destructive commands); files beside SKILL.md are not scanned.
SKILL.md
The full file from Ascend/TransferQueue at commit 7b31c0b, republished under its Apache-2.0 licence (© Ascend). 397 words, ~823 tokens.
Download SKILL.mdSave it as
.claude/skills/simplicity-first/SKILL.md (or your agent's skills folder).- name
- simplicity-first
- description
- Simplicity and traceability gate for all TransferQueue code written, fixed, or reviewed. Invoke before changing code or reviewing a diff, especially across public APIs, controller and metadata logic, samplers, storage backends, asynchronous execution, or metrics.
Put simplicity first
Keep code readable in one pass. Make each behavior traceable from a public API or configuration entry through controller, metadata, sampler, and storage logic to its tests and observability. Treat hidden control flow and unnecessary indirection as correctness problems, especially across asynchronous or distributed boundaries.
Keep execution paths explicit. Make state transitions, partition and sample ownership, retry or cleanup behavior, and async boundaries visible at the point where they matter. Avoid clever control flow that obscures which component mutates metadata or moves data.
Use the smallest readable change. Delete redundancy before adding new machinery. Do not add configuration, return fields, or extension points for hypothetical future needs.
Preserve the control-plane/data-plane boundary. Keep metadata and scheduling in the controller layer and payload movement in storage managers, clients, and backends. Do not route payloads through the controller or bind a public API to one backend merely to shorten a local implementation.
Avoid thin abstractions. Keep one-off logic inline when it remains clear. Add a helper or type only when it removes real nontrivial duplication, names an important invariant, or implements an existing interface such as a sampler, storage manager, or storage client.
Preserve contracts and capabilities. Keep public KV, client, and dataloader behavior; metadata and sampler semantics; supported storage backends; async and distributed behavior; metrics; and existing defaults. Simplify implementations without silently narrowing the behavior surface.
Work from reachable behavior. Prioritize issues reproducible through supported APIs, configurations, backends, tutorials, or tests. Still protect internal invariants required for concurrency, cleanup, and data consistency; do not invent fixes for states the system cannot enter.
Show full SKILL.md (128 more words)Show less
Checklist before finishing any change
- Can a reader trace the change from
transfer_queue.interface,TransferQueueClient, orStreamingDataLoaderthrough the controller and storage path to a focused test? - Are control-plane metadata and data-plane payload responsibilities still separate?
- Are partition isolation, production and consumption status, sampler behavior, cleanup, and async failure handling preserved where relevant?
- Could this diff be half the size? If unsure, make it smaller.
- Does every new abstraction remove real complexity or implement an existing TransferQueue interface?
- Does any public API, configuration default, metadata shape, or backend contract change? If so, verify every affected caller and test.
- Keep comments to concise reasons or invariants; omit run-specific data and internal paths, while retaining useful upstream issue or PR links.
- One problem = one minimal diff. Do not batch unrelated "improvements".
© Ascend, Apache-2.0. Rendered from Markdown: HTML in the file is shown as text, images as links, and headings moved down two levels. Raw file
Files
Just SKILL.md in .agent/skills/simplicity-first of Ascend/TransferQueue.
Open the folder on GitHubat commit 7b31c0b
Compare with similar skills
Simplicity First next to the 5 skills that share the most tags, products or categories with it. Stars are the repository's; “used in” counts other GitHub owners with a copy.
| Skill | Stars | Used in | Tokens | Auto-check | Licence | Repo updated |
|---|---|---|---|---|---|---|
| Simplicity First this skillAscend/TransferQueue | 160 | — | ~823 | Automated safety check: Pass | Apache-2.0 | |
| YugabyteDB ASH Instrumentationyugabyte/yugabyte-db | 11k | — | ~4.5k | Automated safety check: Pass | Custom licence | |
| Mirage VFS Adapter Authoringstrukto-ai/mirage | 3.7k | — | ~2.5k | Automated safety check: Pass | Apache-2.0 | |
| Golang Patternsantoniopaya22/go-rest-template | 172 | 9 repos | ~3.5k | Automated safety check: Pass | None | |
| Rust Async Patternsdiodeme/Gold-Band | 143 | 10 repos | ~3.1k | Automated safety check: Pass | AGPL-3.0 | |
| Swift Concurrencyhenrypldev/react-native-nitro-mlx | 100 | 3 repos | ~3.1k | Automated safety check: Pass | MIT |
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Categories
Questions about Simplicity First
What does Simplicity First do?
Simplicity and traceability gate for all TransferQueue code written, fixed, or reviewed. Simplicity First is an agent skill from Ascend/TransferQueue. Simplicity and traceability gate for all TransferQueue code written, fixed, or reviewed.
When should I use Simplicity First?
Simplicity First fits situations like: tasks that involve Async programming.
How do I install Simplicity First in Claude Code?
Run `npx skills add Ascend/TransferQueue --skill simplicity-first -a claude-code`. Or copy the skill folder (.agent/skills/simplicity-first in Ascend/TransferQueue) into .claude/skills/simplicity-first in your project. Claude Code loads it when a task matches its description.
How do I install Simplicity First in Codex?
Run `npx skills add Ascend/TransferQueue --skill simplicity-first -a codex`. Or copy the skill folder (.agent/skills/simplicity-first in Ascend/TransferQueue) into .agents/skills/simplicity-first in your project. Codex loads it when a task matches its description.
Can I use Simplicity First in Cursor, Gemini CLI or GitHub Copilot?
Cursor, Gemini CLI, GitHub Copilot and OpenCode also load SKILL.md folders. With the skills CLI, run `npx skills add Ascend/TransferQueue --skill simplicity-first -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/simplicity-first, .gemini/skills/simplicity-first, .github/skills/simplicity-first and .opencode/skills/simplicity-first in your project.
What does Simplicity First need to run?
SKILL.md names no scripts, command-line tools or credentials: Simplicity First is instructions for the agent only.
Does Simplicity First access the network?
SKILL.md contains no URLs. Any network use would come from the scripts or tools the agent runs. This is read from the text; nothing was executed.
Is Simplicity First safe to install?
Our automated static check of SKILL.md found no risky patterns, such as piping downloads into a shell, reading credential files or hidden Unicode. It is not a guarantee. Review the folder before installing.
What licence does Simplicity First use?
Simplicity First is published under the Apache-2.0 licence (the repository's licence). It allows redistribution, so the full SKILL.md is shown on this page.
How many tokens does Simplicity First use?
About 823 tokens (SKILL.md is roughly 3.3k characters). Agents keep only the skill's name and description in context until a task matches; then they load SKILL.md in full.
What are the alternatives to Simplicity First?
Skills that share tags, products or a category with Simplicity First: YugabyteDB ASH Instrumentation (yugabyte/yugabyte-db, 11k stars), Mirage VFS Adapter Authoring (strukto-ai/mirage, 3.7k stars), Golang Patterns (antoniopaya22/go-rest-template, 172 stars) and Rust Async Patterns (diodeme/Gold-Band, 143 stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.
Who maintains Simplicity First?
Ascend (a GitHub organization) maintains it in Ascend/TransferQueue, which has 160 GitHub stars. The repository was last updated on September 24, 2026.
Source: Ascend/TransferQueue on GitHub. Facts on this page come from the repository at the commit we read; the author's words are quoted as theirs.