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How to calculate the correct subnet for an interface (文档 ID 1059759.1)
APPLIES TO: Oracle Database - Enterprise Edition - Version 10.2.0.1 and later Information in this document applies to any platform. GOAL How to calculate the correct subnet to use in oifcfg, etc. oifcfg requires you to enter the subnet used for public and cluster_interconnect n...
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rac修改ip地址
grid修改ip地址，rac修改ip地址，修改vip地址，修改Private IP，修改public ip，集群修改ip地址
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12.2 grid 安装空间要求
12.2c,12c,grid安装
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Split Brain in Oracle Clusterware and Real Application Cluster
rac,脑裂，心跳问题。
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RAC 脑裂 处理机制 Oracle RAC Brain Split
Cluster nodes maintain their heartbeat via private network and voting disk. When there is a private network disruption, cluster nodes can not communicate to each other via private network for the time period of misscount setting, split brain will happen. In such case, voting disk will be used to...
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How to calculate the correct subnet for an interface (文档 ID 1059759.1)
APPLIES TO:Oracle Database - Enterprise Edition - Version 10.2.0.1 and laterInformation in this document applies to any platform.GOALHow to calculate the correct subnet to use in oifcfg, etc.oifcfg requires you to enter the subnet used for public and cluster_interconnect networ...
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12.2 Extended Disk Groups
12.2 Extended Disk Groups
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12.2 Flex Disk Groups
12.2 Flex Disk Groups
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12 Flex ASM的数量 默认3个
flex asm.12c grid.
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12.2 ASM Filter Driver
asmfd
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12C grid 磁盘要求
12c,gimr,votedisk,ocr
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asm磁盘normal模式
NORMAL模式下磁盘组，asm,保护模式。
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Waiting for clusterware split-brain resolution
APPLIES TO:Oracle Database - Enterprise Edition - Version 11.2.0.1 to 12.1.0.2 [Release 11.2 to 12.1]Information in this document applies to any platform.PURPOSEThe purpose of this document is to explain when a "Waiting for clusterware split-brain resolution" alert log message ...
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单机升级rac
1，修改spfile：*.audit_file_dest='/u01/app/oracle/admin/hrbvsdb/adump'*.audit_trail='DB'*.cluster_database_instances=3*.cluster_database=true*.compatible='11.2.0.4.0'*.control_files='+DATA/control01.ctl','+DATA/control02.ctl'*.db_block_size=8192*.db_name='apex'*.db_recovery_file_dest_size...
