[이중화] DB2 엔지니어를 위한 AIX HACMP 핵심 요약

 

HACMP 기본 Cluster Process ( "/etc/inittab" 에 등록되어 있는 프로세스 ) 확인

[root@unix1:/]# ps -ef |grep cluster     root 168102 196748   0 10:57:39      -  0:00 /usr/es/sbin/cluster/clstrmgr     root 250032 196748   0 10:57:36      -  0:00 /usr/es/sbin/cluster/clcomd -d   [root@unix2:/]# ps -ef |grep cluster     root 168102 196748   0 10:57:39      -  0:00 /usr/es/sbin/cluster/clstrmgr     root 250032 196748   0 10:57:36      -  0:00 /usr/es/sbin/cluster/clcomd -d

HACMP 서비스 프로세스 상태 확인

[root@unix1:/]# lssrc -g cluster Subsystem         Group            PID          Status  clstrmgrES       cluster          205034       활성  clinfoES         cluster          491562       활성   [root@unix2:/]# lssrc -g cluster Subsystem         Group            PID          Status  clstrmgrES       cluster          205034       활성  clinfoES         cluster          491562       활성

HACMP 시작

[root@unix1:/]# smitty clstart                                               Start Cluster Services   입력 필드에 값을 입력하거나 선택하십시오. 원하는 것을 모두 변경한 후, Enter 키를 누르십시오.                                                           [입력 필드] * Start now, on system restart or both                now                                                      +   Start Cluster Services on these nodes              [unix1,unix2]                                             + * Manage Resource Groups                              Automatically                                            +   BROADCAST message at startup?                       true                                                     +   Startup Cluster Information Daemon?                 true                                                     +   Ignore verification errors?                         false                                                    +   Automatically correct errors found during           Yes                                                      +   cluster start?

HACMP 시작완료 확인

[root@unix1:/]# tail -f /tmp/hacmp.out                         HACMP Event Summary Event: /usr/es/sbin/cluster/events/check_for_site_up_complete unix2  Start time: Mon Jul 13 17:27:32 2009   End time: Mon Jul 13 17:27:32 2009   Action:         Resource:                       Script Name: ---------------------------------------------------------------------------- No resources changed as a result of this event ----------------------------------------------------------------------------   [root@unix1:/]# ps -ef|grep cluster     root 225520 163958   0  17:26:20      -  0:00 /usr/es/sbin/cluster/clinfo     root 233650 163958   0  17:07:34      -  0:00 /usr/es/sbin/cluster/clcomd -d     root 245932 163958   0  17:07:37      -  0:00 /usr/es/sbin/cluster/clstrmgr     root 385094 221188   0  17:30:29  pts/0  0:00 grep cluster     root 479476 163958   0  17:26:11      -  0:00 haemd HACMP 1 cluster1 SECNOSUPPORT     root 483574 163958   0  17:26:15      -  0:00 harmad -t HACMP -n cluster1

HACMP 정상 종료

[root@unix1:/]# smitty clstop                                                 Stop Cluster Services   입력 필드에 값을 입력하거나 선택하십시오. 원하는 것을 모두 변경한 후, Enter 키를 누르십시오.                                                           [입력 필드] * Stop now, on system restart or both                 now                                                      +   Stop Cluster Services on these nodes               [unix1,unix2]                                             +   BROADCAST cluster shutdown?                         true                                                     + * Select an Action on Resource Groups                 Bring Resource Groups Offline                            +

HACMP 강제 종료 (unix1)

[root@unix1:/]# smitty clstop                                               Stop Cluster Services   입력 필드에 값을 입력하거나 선택하십시오. 원하는 것을 모두 변경한 후, Enter 키를 누르십시오.                                                           [입력 필드] * Stop now, on system restart or both                 now                                                      +   Stop Cluster Services on these nodes               [unix1]                                                   +   BROADCAST cluster shutdown?                         true                                                     + * Select an Action on Resource Groups                 Unmanage Resource Groups                                 +

HACMP 강제 종료 (unix2)

[root@unix1:/]# smitty clstop                                               Stop Cluster Services   입력 필드에 값을 입력하거나 선택하십시오. 원하는 것을 모두 변경한 후, Enter 키를 누르십시오.                                                           [입력 필드] * Stop now, on system restart or both                 now                                                      +   Stop Cluster Services on these nodes               [unix2]                                                   +   BROADCAST cluster shutdown?                         true                                                     + * Select an Action on Resource Groups                 Unmanage Resource Groups                                 +

HACMP Takeover (unix1 à unix2)

[root@unix1:/]# smitty clstop                                                 Stop Cluster Services   입력 필드에 값을 입력하거나 선택하십시오. 원하는 것을 모두 변경한 후, Enter 키를 누르십시오.                                                           [입력 필드] * Stop now, on system restart or both                 now                                                      +   Stop Cluster Services on these nodes               [unix1]                                                   +   BROADCAST cluster shutdown?                         true                                                     + * Select an Action on Resource Groups                 Move Resource Groups                                     +

HACMP Takeover (unix2 à unix1)

[root@unix1:/]# smitty clstart                                               Start Cluster Services   입력 필드에 값을 입력하거나 선택하십시오. 원하는 것을 모두 변경한 후, Enter 키를 누르십시오.                                                           [입력 필드] * Start now, on system restart or both                now                                                      +   Start Cluster Services on these nodes              [unix1]                                             + * Manage Resource Groups                              Automatically                                            +   BROADCAST message at startup?                       true                                                     +   Startup Cluster Information Daemon?                 true                                                     +   Ignore verification errors?                         false                                                    +   Automatically correct errors found during           Yes                                                      +   cluster start?     [root@unix1:/]# smitty hacmp                                                   HACMP for AIX   원하는 항목으로 커서를 이동시킨 후, Enter 키를 누르십시오.     Initialization and Standard Configuration   Extended Configuration   System Management (C-SPOC)   Problem Determination Tools   [root@unix1:/]# smitty hacmp                                               Extended Configuration   원하는 항목으로 커서를 이동시킨 후, Enter 키를 누르십시오.     Discover HACMP-related Information from Configured Nodes   Extended Topology Configuration   Extended Resource Configuration   Extended Cluster Service Settings   Extended Event Configuration   Extended Performance Tuning Parameters Configuration   Security and Users Configuration   Snapshot Configuration   Export Definition File for Online Planning Worksheets     Extended Verification and Synchronization   HACMP Cluster Test Tool   > Resource 정의 <                                            Extended Resource Configuration   원하는 항목으로 커서를 이동시킨 후, Enter 키를 누르십시오.     HACMP Extended Resources Configuration   Configure Resource Group Run-Time Policies   HACMP Extended Resource Group Configuration                                         HACMP Extended Resources Configuration   원하는 항목으로 커서를 이동시킨 후, Enter 키를 누르십시오.     Configure HACMP Applications Servers   Configure HACMP Service IP Labels/Addresses   Configure HACMP Tape Resources   Configure HACMP Communication Adapters and Links   Configure Custom Disk Methods   Configure Custom Volume Methods   Configure Custom Filesystem Methods   Customize Resource Group and Resource Recovery   Configure Resource Distribution Preferences    > Resource Group 정의 <                                            Extended Resource Configuration   원하는 항목으로 커서를 이동시킨 후, Enter 키를 누르십시오.     HACMP Extended Resources Configuration   Configure Resource Group Run-Time Policies   HACMP Extended Resource Group Configuration