通过SDP协议访问数据库了(Exadata和Exalogic使用8个IB线进行连接)
Exadata 1/4 rack和Exalogic 1/4 rack上分别都有2个叶IB交换机(半配的会有第三个主IB交换机)
这4个交换机
Exadata-IB1 Exadata--IB2
Exalogic-IB1 Exalogic--IB2
连接方式:
Exadata-IB1-------Exalogic--IB2
Exadata-IB1-------Exalogic--IB1
Exadata-IB2-------Exalogic--IB1
Exadata-IB2-------Exalogic--IB2
Exalogic使用的连接串:
DBM_IB =
(DESCRIPTION =
(LOAD_BALANCE=on)
(ADDRESS = (PROTOCOL = TCP)(HOST = dm01db01-ibvip)(PORT = 1522))
(ADDRESS = (PROTOCOL = TCP)(HOST = dm01db02-ibvip)(PORT = 1522))
(CONNECT_DATA =
(SERVER = DEDICATED)
(SERVICE_NAME = dbm)
)
)
普通客户端使用的连接串:
dbm =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = dm01-scan)(PORT = 1521))
(CONNECT_DATA =
(SERVER = DEDICATED)
(SERVICE_NAME = dbm)
)
)
如果本地没有配置dns的话,可以使用下面的连接串:
DBM =
(DESCRIPTION =
(LOAD_BALANCE=on)
(ADDRESS = (PROTOCOL = TCP)(HOST = dm01db01-vip)(PORT = 1521))
(ADDRESS = (PROTOCOL = TCP)(HOST = dm01db02-vip)(PORT = 1521))
(CONNECT_DATA =
(SERVER = DEDICATED)
(SERVICE_NAME = dbm)
)
)
本文详细介绍了如何利用SDP协议在Exadata和Exalogic之间建立连接,包括交换机配置、连接字符串以及适用于不同场景的连接方法。特别关注于配置Exadata和Exalogic之间的IB线连接,以及提供两种不依赖DNS的连接串供选择。
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