[Bug]: The documents parsing are complete, but the memory is not released.

[danny-zhu]

Is there an existing issue for the same bug?

• [X] I have checked the existing issues.

RAGFlow workspace code commit ID

0.14.1

RAGFlow image version

0.14.1

Other environment information

Ubuntu 24.04

Actual behavior

After uploading a PDF documents for parsing and embedding, the memory usage only increases without decreasing.

Expected behavior

No response

Steps to reproduce

Upload several large-volume PDF documents.

Additional information

No response