Memory Leak Debugging

Diagnose memory leaks in the Qwen Code Node.js CLI by capturing heap snapshots and analyzing retained object sizes via chrome-devtools CLI tooling.

Prerequisites

• chrome-devtools CLI (from chrome-devtools-mcp package). If not found, install with: npm i chrome-devtools-mcp@latest -g after user confirmation. See https://github.com/ChromeDevTools/chrome-devtools-mcp/blob/main/docs/cli.md
• Node.js 22+ (for --heapsnapshot-signal support)

Step 1: Start the CLI with Snapshot Signal

Use tmux so you can interact with the TUI and trigger snapshots from another pane. Use the tmux-real-user-testing helper script: