关于Oracle asm 对4k sector size的支持情况

Supporting ASM on 4K/4096 Sector Size (SECTOR_SIZE) Disks (文档 ID 1630790.1)

另外,Oracle Automatic Storage Management Cluster File System (Oracle ACFS) does not support 4 KB sector drives. There is a performance penalty for Oracle ACFS when using 4 KB sector disk drives in 512 sector emulation mode.

另外的参考网址:

http://blog.youkuaiyun.com/msdnchina/article/details/52750176