product · inferred from evidence
RunTree
An object type in LangSmith that accumulates in memory, causing memory growth in long-running apps.
- LangSmith Python SDK memory grows in long-running apps (RunTree kept in memory)
Long-running Python app using LangGraph/LangChain (asyncio.gather with create_task, one graph per task). Memory grows steadily over time, but only when LangSmith tracing is enabled. tracemalloc and objgraph show RunTree objects accumulating