資料庫版本：11.2.0.4.0hosts檔案配置：
[grid@prod01 ~]$ cat /etc/hosts
#127.0.0.1 localhost.localdomain localhost.localdomain localhost4 localhost4.localdomain4
#::1 localhost.localdomain localhost.localdomain localhost6 localhost6.localdomain6
127.0.0.1 localhost localhost.localdomain localhost4 localhost4.localdomain4
::1 localhost localhost.localdomain localhost6 localhost6.localdomain6
192.168.0.230 prod01
192.168.0.232 prod01-vip
192.168.0.231 prod02
192.168.0.233 prod02-vip
192.168.0.234 scan
[grid@prod01 ~]$ ip a s
1: lo: mtu 65536 qdisc noqueue state unknown
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
inet 127.0.0.1/8 scope host lo
inet6 ::1/128 scope host
valid_lft forever preferred_lft forever
2: eth0:
mtu 1500 qdisc pfifo_fast state up qlen 1000
link/ether 00:0c:29:1e:dd:db brd ff:ff:ff:ff:ff:ff
inet 192.168.0.230/24 brd 192.168.0.255 scope global eth0
inet 192.168.0.232/24 brd 192.168.0.255 scope global secondary eth0:1
inet6 fe80::20c:29ff:fe1e:dddb/64 scope link
valid_lft forever preferred_lft forever
3: eth1:
mtu 1500 qdisc pfifo_fast state up qlen 1000
link/ether 00:0c:29:1e:dd:e5 brd ff:ff:ff:ff:ff:ff
inet 12.168.0.230/24 brd 12.168.0.255 scope global eth1
inet 169.254.43.21/16 brd 169.254.255.255 scope global eth1:1
inet6 fe80::20c:29ff:fe1e:dde5/64 scope link
valid_lft forever preferred_lft forever
[oracle@prod02 ~]$ ip a s
1: lo: mtu 65536 qdisc noqueue state unknown
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
inet 127.0.0.1/8 scope host lo
inet6 ::1/128 scope host
valid_lft forever preferred_lft forever
2: eth0:
mtu 1500 qdisc pfifo_fast state up qlen 1000
link/ether 00:0c:29:97:6c:de brd ff:ff:ff:ff:ff:ff
inet 192.168.0.231/24 brd 192.168.0.255 scope global eth0
inet 192.168.0.233/24 brd 192.168.0.255 scope global secondary eth0:1
inet6 fe80::20c:29ff:fe97:6cde/64 scope link
valid_lft forever preferred_lft forever
3: eth1:
mtu 1500 qdisc pfifo_fast state up qlen 1000
link/ether 00:0c:29:1e:dd:e5 brd ff:ff:ff:ff:ff:ff
inet 12.168.0.231/24 brd 12.168.0.255 scope global eth1
inet 169.254.70.199/16 brd 169.254.255.255 scope global eth1:1
inet6 fe80::20c:29ff:fe1e:dde5/64 scope link
valid_lft forever preferred_lft forever
12.168.0.230/24 *****> 17.17.0.1/24
prod02 eth1
12.168.0.230/24 *****> 17.17.0.2/24
(2個節點都需要備份)
[grid@prod01 peer]$ pwd
[grid@prod01 peer]$ ls -l
total 8
-rw-r--r-- 1 grid oinstall 1823 oct 26 09:49 profile_orig.xml
-rw-r--r-- 1 grid oinstall 1886 oct 26 09:56 profile.xml
[grid@prod01 peer]$ cp profile.xml profile.xml.bak
保持所有節點處於執行狀態，只要在乙個節點操作既可以，用root使用者執行操作。eth0 192.168.0.0
eth1 12.168.0.0
eth1 169.254.0.0
eth0 192.168.0.0 global public
eth1 12.168.0.0 global cluster_interconnect
[root@prod01 ~]# ipcalc -bnm 17.17.0.1 255.255.255.0
netmask=255.255.255.0
broadcast=17.17.0.255
network=17.17.0.0
eth0 192.168.0.0 global public
eth1 12.168.0.0 global cluster_interconnect
eth1 17.17.0.0 global cluster_interconnect
[root@prod01 ~]# ip a s eth1
3: eth1:
mtu 1500 qdisc pfifo_fast state up qlen 1000
link/ether 00:0c:29:1e:dd:e5 brd ff:ff:ff:ff:ff:ff
inet 17.17.0.1/24 brd 17.17.0.255 scope global eth1
inet6 fe80::20c:29ff:fe1e:dde5/64 scope link
valid_lft forever preferred_lft forever
[root@prod02 network-scripts]# ip a s eth1
3: eth1:
mtu 1500 qdisc pfifo_fast state up qlen 1000
link/ether 00:0c:29:97:6c:e8 brd ff:ff:ff:ff:ff:ff
inet 17.17.0.2/24 brd 17.17.0.255 scope global eth1
inet6 fe80::20c:29ff:fe97:6ce8/64 scope link
valid_lft forever preferred_lft forever
eth0 192.168.0.0 global public
eth1 12.168.0.0 global cluster_interconnect
eth1 17.17.0.0 global cluster_interconnect
eth0 192.168.0.0 global public
eth1 17.17.0.0 global cluster_interconnect
這是按照子網掩碼252計算的網路配置，一會打算使用這個值模擬錯誤：
[root@prod01 ~]# ipcalc -bnm 17.17.0.1 255.255.255.0
netmask=255.255.255.0
broadcast=17.17.0.255
network=17.17.0.0
如何修改集群的公網資訊（包括 vip） (文件 id 1674442.1)
如何在 oracle 集群環境下修改私網資訊 (文件 id 2103317.1)
11git更改提交
1 將不必要的檔案add 2 上次提交覺得是錯的 3 不想改變暫存區內容，只是想調整提交的資訊 4 版本回滾 git reset head 檔名 移除不必要的新增到暫存區的檔案 git reset head 或者 commitid 去掉上一次的提交 git reset soft head 修改上次提...
Redhat6 0 安裝Oracle11g心得
4天時間乙個linux小白從自己裝linux系統到安裝完成oracle11g 現在記錄下，期間我碰到的一下小問題及解決方法 首先，安裝教程參考 url q linux缺少gcc,會在安裝過程中報錯找不到相關依賴包的makefileexception a 自己用rpm光碟自帶包安裝成功，以下按順序安裝...
oracle 11g更改字符集
工作需要，安裝裝了oracle 11g，在匯入其他機器上的備份資料的時間，發生乙個錯誤 imp 00019 由於 oracle 錯誤 12899 而拒絕行 imp 00003 遇到 oracle 錯誤 12899 ora 12899 列 zheng d dic dicexplain 的值太大 實際值...