opengauss 内存如何配置, 有教程吗?
https://docs.opengauss.org/zh/docs/3.1.1/docs/Developerguide/%E6%95%B0%E6%8D%AE%E5%BA%93%E5%86%85%E5%AD%98%E5%8F%82%E6%95%B0%E8%B0%83%E4%BC%98.html