在11.2中ocr和votedisk 可以存放在ASM中了，该版本中Oracle Cluster Registry(OCR)可选的存储设备包括:

2011-10-29 00:13:18.828: [  OCROSD][1087046128]utstoragetypecommon:
Oracle Cluster Registry does not support the storage type configured.
OCR can be configured on: ASM, OCFS, OCFS2, NFS, Block Device, Character Device, VxFS
2011-10-29 00:13:18.829: [  OCROSD][1087046128]utopen:6m'': OCR location # [0] [/g01/ocrlocal]
configured is not a valid storage type. Return code [37].
2011-10-29 00:13:18.829: [  OCROSD][1087046128]utopen:7: failed to open any OCR file/disk,
errno=11, os err string=Resource temporarily unavailable
2011-10-29 00:13:18.829: [  OCRRAW][1087046128]proprinit: Could not open raw device
2011-10-29 00:13:18.829: [ default][1087046128]a_init:7!: Backend init unsuccessful : [26]
2011-10-29 00:13:19.831: [  OCROSD][1087046128]utstoragetypecommon:
Oracle Cluster Registry does not support the storage type configured.
OCR can be configured on: ASM, OCFS, OCFS2, NFS, Block Device, Character Device, VxFS

ASM, OCFS, OCFS2, NFS, Block Device, Character Device, VxFS都可以用来存放ocr文件。 虽然NFS是一种可用的选项，但是实际不推荐在产品环境使用网络文件系统， Mos Note<Mount Options for Oracle files when used with NAS devices [ID 359515.1]>介绍了mount NFS时的一些注意事项。