12C grid 磁盘要求（12cm的男生属于大还是小）

Grid Infrastructure Management Repository–Supports Oracle Database Quality of Service management, Memory Guard, and Cluster Health Monitor

These Oracle Clusterware components require the following disk space on a shared file system:

Three Oracle Clusterware Registry (OCR) files, a least 400 MB for each volume, or 1.2 GB total disk space Three voting disk files, 300 MB each volume, or 900 MB total disk space The Grid Infrastructure Management Repository requires an additional 5.9 GB of disk space and is stored in an OCR volumeOracle Grid Infrastructure部署现在支持全局离群网格基础架构管理存储库(GIMR)。 GIMR是一套完整的数据库，如在安装GI的过程中会提示是否要创建GIMR的数据库 ==> MGMTDB.磁盘空间要求6G。