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          HACMP配置(-)

                                                              HACMP的配置(-)

          HacmpHigh Availability Cluster Multi-Processing)雙機(jī)熱備份軟件的主要功能是提高客戶計算機(jī)系統(tǒng)及其應(yīng)用的可靠性,而不是單臺主機(jī)的可靠性。

             HACMP的工作原理是利用LAN來監(jiān)控主機(jī)及網(wǎng)絡(luò)、網(wǎng)卡的狀態(tài)。在一個HACMP環(huán)境中有TCP/IP網(wǎng)絡(luò)和非TCP/IP網(wǎng)絡(luò)。TCP/IP網(wǎng)絡(luò)即應(yīng)用客戶端訪問的公共網(wǎng),該網(wǎng)可以是大多數(shù)AIX所支持的網(wǎng)絡(luò),如EthernetT.R.FDDIATMSOCCSLIP,等等。 TCP/IP網(wǎng)絡(luò)用來為HACMPHA環(huán)境(Cluster)中的各節(jié)點進(jìn)行監(jiān)控而提供的一個替代TCP/IP的通訊路徑,它可以是用RS232串口線將各節(jié)點連接起來,也可以是將各節(jié)點的SCSI卡或SSA卡設(shè)置成Target Mode方式。

           

          o_hacmp.JPG 

          一、在兩臺服務(wù)器上分別安裝HACMP軟件

              #smit installp

          二、分別檢查兩臺主機(jī)上安裝的軟件是否成功

          #/usr/sbin/cluster/diag/clverify

          software

          cluster

          clverify>software        

          Valid Options are:

          lpp

          clverify.software> lpp

          若沒有error出現(xiàn)則安裝成功

          三、分別配置兩臺服務(wù)器的boot IP地址和Standby IP地址,保證boot 網(wǎng)和Standby網(wǎng)能ping通(用smit  tcpip命令)

              netstat命令檢查配置是否正確:

              #netstat -i

          四、利用smit tty在兩臺主機(jī)上增加一個TTY接口,配置心跳線(RS232)

          #smitty tty

            Type or select values in entry fields.

          Press Enter AFTER making all desired changes.

           

          [TOP]                                                   [Entry Fields]

            TTY                                                 tty0

            TTY type                                            tty

            TTY interface                                       rs232

            Description                                         Asynchronous Terminal

            Status                                              Available

            Location                                            04-08-01-00

            Parent adapter                                      sa0

            PORT number                                        [0]                     +

            Enable LOGIN                                        disable                +

            BAUD rate                                          [38400]                 +

            PARITY                                             [none]                  +

            BITS per character                                 [8]                     +

            Number of STOP BITS                                [1]                     +

            TIME before advancing to next port setting         [0]                     +

            TERMINAL type                                      [dumb]

            FLOW CONTROL to be used                            [xon]                   +

            OPEN DISCIPLINE to be used                         [dtropen]               +

          lsdev –Cc tty查看tty是否配置好

          #lsdev –Cc tty

          在兩臺上分別輸入如下命令:

          erp# cat /etc/hosts >/dev/tty0

          erpdata# cat

          如果在erpdata能接收到信息,則表明心跳線已經(jīng)配置好

          五、在erp上運(yùn)行smit hacmp,然后按照下面的步驟進(jìn)行配置:

           #smit hacmp

           配置Cluster Name                            [erpcluster]

           配置Configure Nodes,增加兩個Node

          * Node Names                                         [erp]

          * Node Names                                         [erpdata]

          配置Configure Adapters,分別配置兩臺機(jī)的service地址,boot地址,standby地址及ttyerp_svcerpdata_svcerp_en1erpdata_en1erp_en2erpdata_en2,erp_tty0_01,erpdata_tty0_01)

          修改/etc/hosts/.rhosts文件,如:

          修改/etc/hosts文件,增加以下內(nèi)容:

          192.168.112.11  erpdata_en2

          192.168.113.11  erpdata_en1

          10.80.14.11     erpdata_svc

          192.168.112.12  erp_en2

          192.168.113.12  erp_en1

          10.80.14.12     erp_svc

               

           

          配置完畢顯示狀態(tài)為

           

            COMMAND STATUS

           

          Command: OK            stdout: yes           stderr: no

           

          Before command completion, additional instructions may appear below.

           

          [TOP]

          Cluster Name: erpcluster

          Cluster Connection Authentication Mode: Standard

          Cluster Message Authentication Mode: None

          Cluster Message Encryption: None

          Use Persistent Labels for Communication: No

          There are 2 node(s) and 2 network(s) defined

           

          NODE erp:

                  Network net_ether_01

                          erp_svc 10.80.14.12

                          erpdata_svc     10.80.14.11

                          erp_en1 192.168.113.12

                          erp_en2 192.168.112.12

                  Network net_rs232_01

                          erp_tty0_01     /dev/tty0

          NODE erpdata:

                  Network net_ether_01

                          erp_svc 10.80.14.12

                          erpdata_svc     10.80.14.11

                          erpdata_en1     192.168.113.11

                          erpdata_en2     192.168.112.11

                  Network net_rs232_01

                          erpdata_tty0_01   /dev/tty0

           

          Resource Group dbrg

                  Startup Policy   Online On Home Node Only

                  Fallover Policy  Fallover To Next Priority Node In The List

                  Fallback Policy  Fallback To Higher Priority Node In The List

                  Participating Nodes      erpdata erp

                  Service IP Label                 erpdata_svc

          Resource Group apprg

                  Startup Policy   Online On Home Node Only

                  Fallover Policy  Fallover To Next Priority Node In The List

                  Fallback Policy  Fallback To Higher Priority Node In The List

                  Participating Nodes      erp erpdata

                  Service IP Label                 erp_svc

           

          六、同步cluster

                在進(jìn)行同步的時候可以先進(jìn)行模擬(Emulate)同步,當(dāng)模擬同步

                 OK后再進(jìn)行實際(actual)同步

                                       Synchronize Cluster Topology

           

           

           

           

           

           

          posted on 2005-11-01 22:59 周斌 閱讀(1137) 評論(0)  編輯  收藏 所屬分類: AIX

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