Severe memory leak

[luestr]

Description

After OpenCode had been running continuously for over ten hours, my computer with 64GB of RAM was left with only 60MB of available memory. This made my computer unusable, to the point where even moving the mouse became extremely difficult.

Plugins

No response

OpenCode version

1.18.3

Steps to reproduce

No response

Screenshot and/or share link

No response

Operating System

Windows 11

Terminal

Windows Terminal

[github-actions]

This issue might be a duplicate of existing issues. Please check:

• Bun panic (Illegal instruction) + severe memory leak after ~12h session — opencode 1.17.14 on Windows 11 #35847: Severe memory leak after ~12h session on Windows 11 (very similar symptoms)
• Memory leak during long-running session with multiple bash tool calls #33385: Memory leak during long-running session
• Windows 11: long-running full TUI sessions accumulate large JS heap; reopening the session amplifies it via rehydration #24445: Windows 11 long-running TUI sessions accumulate large JS heap
• Memory Megathread #20695: Memory Megathread (umbrella tracking issue for memory-related problems)

If your issue is already covered by one of those, please add any additional details there rather than opening a new report.