★★★____★☆★〓〓〓〓→ VMware vSphere Client6.0
https://10.20.4.200/
下载Vwmare
IP:10.20.4.200 -------账号:root -------密码:password ---------------------------------------------
机器1: root/bayaim oracle/oracle grid/grid
oracle: 统一设置sys,system,dbsnmp,sysman用户的密码为oracle sys/bayaim system/bayaim ASM密码为:bayaim
查看数据库: C:UsersAdministrator>sqlplus sys/[email?protected]_baydb as sysdba
[[email?protected] ~]$ sqlplus / as sysdba SQL> select instance_name,status from v$instance;
INSTANCE_NAME STATUS ---------------- ------------ racdb1 OPEN SQL> SELECT a.NAME,a.DATABASE_ROLE,a.OPEN_MODE,a.LOG_MODE FROM V$DATABASE a;
alter user user1 account unlock;
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2019年3月27日14:03:06 LC 科技RAC ——搭建 --------------------------------------------- 1. 安装centos 选择语言:english / U.S.English 防止乱码 [[email?protected] database]$ export LANG=EN echo $LANG vi /etc/sysconfig/i18n
echo LANG=zh_CN.gbk locale -a |grep en
export LANG=en_US
[[email?protected] ~]# cat /etc/hosts 127.0.0.1 localhost localhost.localdomain localhost4 localhost4.localdomain4 ::1 localhost localhost.localdomain localhost6 localhost6.localdomain6
# rac1 10.20.4.215 rac1 --192.168.1.61 --dave1 10.20.4.217 rac1-vip --192.168.1.63 10.20.77.15 rac1-priv--192.168.1.62
# rac2 10.20.4.216 rac2 --192.168.1.71 --dave2 10.20.4.218 rac2-vip --192.168.1.73 10.20.77.16 rac2-priv --192.168.1.72
# scan-ip 10.20.4.219 scan-cluster --192.168.1.9
集群实例名:dave
bayaim:
----------------- [[email?protected] ~]# cat /etc/hosts 127.0.0.1 localhost localhost.localdomain localhost4 localhost4.localdomain4 ::1 localhost localhost.localdomain localhost6 localhost6.localdomain6
# rac1 10.20.4.215 rac1 10.20.4.217 rac1-vip 10.20.77.15 rac1-priv
# rac2 10.20.4.216 rac2 10.20.4.218 rac2-vip 10.20.77.16 rac2-priv
# scan-ip 10.20.4.219 scan-cluster [[email?protected] ~]#
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注意:修改了主机名后
vi /etc/sysconfig/network ---修改hostname NETWORKING=yes HOSTNAME=rac1
[[email?protected] ~]# hostname rac1 [[email?protected] ~]# hostname rac1
----------------- Centos6.5 关闭selinux: 永久有效:修改/etc/sysconfig/selinux
将文本中的SELINUX=enforcing,改为SELINUX=disabled。然后重启
即时有效:setenforce 0
查看状态:getenforce
关闭防火墙: 永久性生效:chkconfig iptables off,然后重启
即时生效:service iptables stop
打开、关闭GNOME 桌面: [[email?protected] ~]# vi /etc/inittab 3 -- 为命令行 5 -- 为桌面 然后重启系统后 #init 3
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[[email?protected] named]# service network restart //重启网卡----------- [[email?protected] ~]# ifconfig //查看IP----------- // 修改网卡--------- [[email?protected] network-scripts]# pwd /etc/sysconfig/network-scripts
[[email?protected]~]# vi /etc/resolv.conf
search localdomain nameserver 114.114.114.114
service NetworkManager stop service network restart ifconfig
Lc!23Abc --------------------------------------------------- 挂载cdrom
# mkdir c # mount /dev/cdrom /mnt/cdrom 或者 # mount /dev/cdrom /media/cdrom
安装本地光盘yum:
1.检查是否安装了yum # rpm -qa |grep yum redhat一般都默认安装了yum。 2. [[email?protected] Server]# vi /etc/yum.repos.d/rhel-source.repo
[rhel-source] name=localyum baseurl=file:///mnt/cdrom/Server enabled=1 gpgcheck=0 gpgkey=file:///mnt/cdrom/RPM-GPG-KEY-redhat-release
#这里指向了Server目录,如果还要软件,则还需建立指向Cluster,ClusterStorage,VT的baseurl.
3.清除缓存 [[email?protected] ~]# yum clean all [[email?protected] ~]# yum makecache //把yum源缓存到本地,加快软件的搜索好安装速度 [[email?protected] ~]# yum list //列出了3780个包
4.安装测试
#yum -y install gcc
------------------------------------------------------------------ 注意:asm磁盘如果用了asmlib就不能再设置成裸设备,不然在创建asm磁盘组的时候rac2的实例挂载磁盘会失败,要么就用裸设备,不用asmlib
把其他2块OCR磁盘和3块表决盘配置成裸设备,这5个每块均100M 设置asm磁盘,把3块10G的磁盘映射成VOL1、VOL2、VOL3,以后创建ASM磁盘组,存放数据文件
.禁用防火墙
[[email?protected] home]# service iptables status [[email?protected] home]# service iptables stop [[email?protected] home]# chkconfig iptables off [[email?protected] home]# chkconfig iptables --list
-------------问题四:【更改字符集】------------------------- ./runInstaller 图形化出现乱码: [[email?protected] database]$ export LANG=en_US echo $LANG vi /etc/sysconfig/i18n echo LANG=zh_CN.gbk locale -a |grep en export LANG=en_US
#仅节点1执行 $export LANG=en_US
规划需要的共享磁盘个数及大小 [[email?protected] home]# fdisk -l | grep /dev/sd
3. 配置用户及用户组
groupadd oinstall groupadd dba groupadd oper groupadd asmadmin groupadd asmoper groupadd asmdba
# useradd -g oinstall -G dba,asmdba,oper oracle # useradd -g oinstall -G asmadmin,asmoper,dba grid # echo oracle | passwd --stdin oracle # echo grid | passwd --stdin grid
useradd -u 1100 -g oinstall -G asmadmin,asmoper -d /home/grid -s /bin/bash -c "grid Infrastructure Owner" grid echo "grid" | passwd --stdin grid useradd -u 1101 -g oinstall -G dba,oper,asmdba -d /home/oracle -s /bin/bash -c "Oracle Software Owner" oracle echo "oracle" | passwd --stdin oracle
修改用户的组信息:要不以后找不到ASM组: [[email?protected] bin]# usermod -a -G dba,asmadmin oracle
4. 配置 grid 和 oracle 用户的配置文件
mkdir -p /u01/app/oracle mkdir -p /u01/app/grid mkdir -p /u01/app/11.2.0/grid chown -R grid:oinstall /u01 chown -R oracle:oinstall /u01/app/oracle chmod -R 775 /u01 ----------Oracle User---------- 文件是:vi /home/oracle/.bash_profile
export PS1="`/bin/hostname -s`-> " export TMP=/tmp export TMPDIR=$TMP export ORACLE_SID=baydb1 export ORACLE_UNQNAME=baydb export ORACLE_BASE=/u01/app/oracle export ORACLE_HOME=$ORACLE_BASE/product/11.2.0/db_1 export ORACLE_TERM=xterm export PATH=$PATH:$ORACLE_HOME/bin export NLS_DATE_FORMAT=‘yyyy/mm/dd hh24:mi:ss‘ export TNS_ADMIN=$ORACLE_HOME/network/admin export LD_LIBRARY_PATH=$ORACLE_HOME/lib:/lib:/usr/lib export CLASSPATH=$ORACLE_HOME/JRE:$ORACLE_HOME/jlib:$ORACLE_HOME/rdbms/jlib export PATH=$PATH:$ORACLE_HOME/bin export EDITOR=vi export LANG=en_US export NLS_LANG=american_america.AL32UTF8 export PATH umask 022
生效: #source .bash_profile
----------GRID User---------- 文件是:vi /home/grid/.bash_profile
export PS1="`/bin/hostname -s`-> " export TMP=/tmp export TMPDIR=$TMP export ORACLE_SID=+ASM1 export ORACLE_BASE=/u01/app/grid export ORACLE_HOME=/u01/app/11.2.0/grid export ORACLE_TERM=xterm export NLS_DATE_FORMAT=‘yyyy/mm/dd hh24:mi:ss‘ export TNS_ADMIN=$ORACLE_HOME/network/admin export LD_LIBRARY_PATH=$ORACLE_HOME/lib:/lib:/usr/lib export CLASSPATH=$ORACLE_HOME/JRE:$ORACLE_HOME/jlib:$ORACLE_HOME/rdbms/jlib export PATH=$PATH:$ORACLE_HOME/bin export EDITOR=vi export LANG=en_US export NLS_LANG=american_america.AL32UTF8 export PATH umask 022
[[email?protected] ~]$ vi /etc/security/limits.conf 在文件最下方输入以下内容: oracle soft nproc 2047 oracle hard nproc 16384 oracle soft nofile 1024 oracle hard nofile 65536 grid soft nproc 2047 grid hard nproc 16384 grid soft nofile 1024 grid hard nofile 65536
[[email?protected] ~]$ vi /etc/pam.d/login
在文件最下方输入以下内容: session required /lib64/security/pam_limits.so #session required /lib/security/pam_limits.so session required pam_limits.so
注意:因为是64位的系统,所以一定要写/lib64/security/pam_limits.so 如果写成/lib/security/pam_limits.so(这是32位系统的设置),就会在虚拟机本地的字符界面模式下无法 登录
[[email?protected] ~]$ vi /etc/profile
if [ $USER = "oracle" ]||[ $USER = "grid" ]; then if [ $SHELL = "/bin/ksh" ]; then ulimit -p 16384 ulimit -n 65536 else ulimit -u 16384 -n 65536 fi fi
[[email?protected]]# vi /etc/sysctl.conf 将下列内容加入该文件:
fs.aio-max-nr = 12019/4/17048576 fs.file-max = 6815744 kernel.shmall = 8160280 kernel.shmmax = 33424509440 kernel.shmmni = 4096 kernel.sem =250 32000 100 128 net.ipv4.ip_local_port_range = 9000 65500 net.core.rmem_default = 4194304 net.core.rmem_max = 4194304 net.core.wmem_default = 262144 net.core.wmem_max = 1048576 net.ipv4.tcp_wmem = 262144 262144 262144 net.ipv4.tcp_rmem = 4194304 4194304 4194304
【使内核参数立即生效】 [[email?protected] ~]#sysctl -p
================================================================= 三、停止ntp服务,11gR2新增的检查项,配置集群时间同步服务
[[email?protected] ~]# service ntpd status [[email?protected] ~] #service ntpd stop [[email?protected] ~] #chkconfig –level 2345 ntpd off [[email?protected] ~] #rm –rf /etc/ntp.conf
节点二和节点三上执行相同的命令,卸载NTP 在集群安装完后,要确认ctssd是否处于活动状态 [[email?protected] ~] #crsctl check ctss
问题1: [[email?protected] ~]# iscsiadm -m discovery -t st -p 192.168.0.10 ##用iscsiadm探测openfiler新添加的iscsi共享卷 -bash: iscsiadm: command not found [[email?protected] ~]# mount /dev/cdrom /media --加载光盘,安装iscsi-initiator rpm包
解决: [[email?protected] Packages]# pwd /mnt/cdrom/Packages [[email?protected] Packages]# yum install iscsi* #iscsi-initiator-utils-6.2.0.868-0.18.el5.i386.rpm
[[email?protected]~] # rpm –ivh scsi-target-utils*.rpm
// RedHat 6在光盘Packages目录下 // RedHat 5在光盘ClusterStorage目录下
默认情况下,iscsi发起方和目标方之间通过端口3260连接。假设已知iscsi的目标方IP是192.168.1.1,运行下列命令: # chkconfig iscsi on # chkconfig iscsi --list (查看ISCSI启动状态) # chkconfig --list |grep iscsi ##检测所有相关的iscsi服务状态 # service iscsi status # service iscsi start ##启动iscsi服务
# iscsiadm -m discovery -t sendtargets -p 10.20.4.215:3260
2、挂载ISCSI磁盘
A、节点一note1 上:
[[email?protected] ~] # rpm –ivh iscsi-initiator-utils*.rpm [[email?protected] ~] # service iscsid restart //重启iscsi服务 [[email?protected] ~] # chkconfig --level 2345 iscsid on //设置开机自启动 [[email?protected] ~] # chkconfig --list iscsid //查看自启动项 [[email?protected] ~] # iscsiadm –m node –p 172.16.1.20 –l //登录iscsi存储
B、节点二note2 上: [[email?protected] ~] # rpm –ivh iscsi-initiator-utils*.rpm [[email?protected] ~] # service iscsid restart //重启iscsi服务 [[email?protected] ~] # chkconfig --level 2345 iscsid on //设置开机自启动 [[email?protected] ~] # chkconfig --list iscsid //查看自启动项 [[email?protected] ~] # iscsiadm –m node –p 172.16.1.20 –l //登录iscsi存储
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8.配置UDEV:
以下操作只需要2个节点都执行 ------------------------------------
问题: VMware 中使用 scsi_id 查询磁盘UUID
方法如下: 1、在虚拟机关闭以后,进入虚拟机的目录 2、用文本编辑器修改vmx文件,在vmx文件中任意位置(通常在最后)添加如下行: disk.EnableUUID = "TRUE" 3、重新启动虚拟机,此时可以正确获取SCSI ID -----------------------------------------------------------------------
建议使用脚本将所有磁盘的UUID输出到x.log,然后使用列编辑搞定所有asm磁盘 cd /bai vi test.sh 新建这个脚本,获得UUID:
#!/bin/sh for i in c d e f g h i j k do echo "KERNEL=="sd*",BUS=="scsi",PROGRAM=="/sbin/scsi_id --whitelisted --replace-whitespace --device=/dev/$name",RESULT=="`/sbin/scsi_id --whitelisted --replace-whitespace --device=/dev/sd$i`",NAME="asm-disk$i",OWNER="grid",GROUP="asmadmin",MODE="0660"" done
#./test.sh > x.log # chmod 755 test.sh
#/sbin/scsi_id --whitelisted --replace-whitespace --device=/dev/sdb 或 #/sbin/scsi_id -g -u /dev/sda //获取磁盘UUID
#添加记录到/etc/scsi_id.config 编辑/etc/scsi_id.config文件,如果该文件不存在,则创建该文件,添加如下行: [[email?protected] dev]# echo "options=--whitelisted --replace-whitespace" >> /etc/scsi_id.config
创建 rules 文件: # cd /etc/udev/rules.d # vi /etc/udev/rules.d/99-oracle-asmdevices.rules 把 x.log中 信息复制到99-oracle-asmdevices.rules 下面
重载 UDEV: sudo /etc/init.d/udev-post reload
rac1启动UDEV:
#start_udev 或者 #/sbin/start_udev Starting udev: [ OK ]
[[email?protected] rules.d]# ls -l /dev/asm* 0 brw-rw---- 1 grid asmadmin 8,48 Apr 30 14:12 /dev/asm-diskc 0 brw-rw---- 1 grid asmadmin 8,64 Apr 30 14:12 /dev/asm-diskd 0 brw-rw---- 1 grid asmadmin 8,80 Apr 30 14:12 /dev/asm-diske 0 brw-rw---- 1 grid asmadmin 8,96 Apr 30 14:12 /dev/asm-diskf 0 brw-rw---- 1 grid asmadmin 8,112 Apr 30 14:12 /dev/asm-diskg 0 brw-rw---- 1 grid asmadmin 8,128 Apr 30 14:12 /dev/asm-diskh 0 brw-rw---- 1 grid asmadmin 8,144 Apr 30 14:12 /dev/asm-diski 0 brw-rw---- 1 grid asmadmin 8,160 Apr 30 14:12 /dev/asm-diskj 0 brw-rw---- 1 grid asmadmin 8,176 Apr 30 14:12 /dev/asm-diskk
传输到rac2上:
[[email?protected] rules.d]# scp /etc/udev/rules.d/99-oracle-asmdevices.rules 10.20.4.216:/etc/udev/rules.d/ [email?protected]‘s password: 99-oracle-asmdevices.rules 100% 1945 1.9KB/s 00:00 You have new mail in /var/spool/mail/root
rac2启动UDEV #/sbin/start_udev [[email?protected] rules.d]# ls -l /dev/asm*
======================================================================================================================= 二.安装 Grid 使用 X manager 连接到节点 1 上,设置 DISPLAY。
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节点2准备工作 我们已经在node1完成基本准备配置工作,在node2上重复上述2.2到2.10节中准备工作,以完成节点2的准备工作。 说明:2.3节配置SCAN IP已在节点2上完成,可忽略。2.4节中需要修改对应的环境变量。
问题:<<<<<配置oracle,grid 用户SSH对等性>>>>>>>>> 配置oracle用户对等性 node1:
[[email?protected] ~]# su - oracle rac1-> mkdir ~/.ssh rac1-> chmod 700 ~/.ssh rac1-> ls -al rac1-> ssh-keygen -t rsa (连续按三下回车) rac1-> ssh-keygen -t dsa (连续按三下回车)
node2:
[[email?protected] ~]# su - oracle rac2-> mkdir ~/.ssh rac2-> chmod 700 ~/.ssh rac2-> ls -al rac2-> ssh-keygen -t rsa (连续按三下回车) rac2-> ssh-keygen -t dsa (连续按三下回车
返回节点1:
rac1-> cat ~/.ssh/id_rsa.pub >>~/.ssh/authorized_keys rac1-> cat ~/.ssh/id_dsa.pub >>~/.ssh/authorized_keys rac1-> [email?protected]‘s password: rac1-> ssh rac2 cat ~/.ssh/id_dsa.pub >>~/.ssh/authorized_keys [email?protected]‘s password: rac1-> scp ~/.ssh/authorized_keys rac2:~/.ssh/authorized_keys [email?protected]‘s password:
验证oracle SSH对等性: 在node1,node2两个节点上分别执行下述命令,第一次执行时需要口令验证: ssh rac1 date ssh rac2 date ssh rac1-priv date ssh rac2-priv date ssh rac1-vip date ssh rac2-vip date
返回节点1:
rac1-> ssh rac2-vip date Tue Apr 9 19:37:06 CST 2019 rac1-> ssh rac1-vip date Tue Apr 9 19:37:07 CST 2019 rac1-> ssh rac1-priv date Tue Apr 9 19:37:14 CST 2019 rac1-> ssh rac2-priv date Tue Apr 9 19:37:18 CST 2019 rac1-> ssh rac2 date Tue Apr 9 19:37:22 CST 2019 rac1-> ssh rac1-vip date Tue Apr 9 19:37:25 CST 2019 rac1-> 返回节点2: 也要测试:
Nothing to do [[email?protected] network-scripts]# systemctl restart sshd
至此,Oracle用户SSH对等性配置完成!重复上述步骤,以grid用户配置其对等性。 <<<<<配置oracle,grid 用户SSH对等性>>>>>>>>> [[email?protected] ~]# su - grid node1: node2: 重复上述步骤,
格式化共享磁盘------------------------------------------- 以root用户分别在两个节点上执行fdisk命令,查看现有硬盘分区信息:
node1: [[email?protected] ~]# fdisk -l
node2: [[email?protected] ~]# fdisk -l root用户在node1上格式化/dev/sdb、/dev/sdc、/dev/sdd、/dev/sde这4块盘 [[email?protected] ~]# fdisk /dev/sdb n 表示新建1个分区; p 表示分区类型选择为primary partition 主分区; 1 表示分区编号从1开始; 500 起始、终止柱面选择默认值,即1和500; w 表示将新建的分区信息写入硬盘分区表。
[[email?protected] ~]# 重复上述步骤②,以root用户在node1上分别格式化其余3块磁盘: 格式化完毕之后,在node1,node2节点上分别看到下述信息:
#仅节点1执行 [[email?protected]:~]$ export LANG=en_US
规划需要的共享磁盘个数及大小 [[email?protected] home]# fdisk -l | grep /dev/sd [[email?protected] etc]# lsblk
安装完毕后,执行 rpm -qa|grep asm确认是否安装成功。
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[[email?protected] trace]# ls *.log alert_+ASM1.log [[email?protected] trace]# pwd /u01/app/grid/diag/asm/+asm/+ASM1/trace
查看CRS日志
[[email?protected] ~]# find / -name crsd.log /u01/app/11.2.0/grid/log/rac1/crsd/crsd.log -------------------------------------------------------
2.5 解压安装介质====================================== node1:
Oracle Database(includes Oracle Database和Oracle RAC)安装数据库至少需要这两个安装包:
p13390677_112040_Linux-x86-64_1of7.zip p13390677_112040_Linux-x86-64_2of7.zip
Oracle Grid Infrastructure(包括Oracle ASM、Oracle Clusterware和Oracle Restart): p13390677_112040_Linux-x86-64_3of7.zip
注意:这里的3个软件包均是来源于MetaLink网站,其版本均是目前Oracle 11g的最新版本,11.2.0.3.0。 如果没有MetaLink账号的话,也可以从oracle官方网站免费获取11.2.0.1.0的版本软件来进行安装和配置。
我们通过下述命令来解压上述3个压缩软件包:
[[email?protected] bai]# unzip p13390677_112040_Linux-x86-64_1of7.zip [[email?protected] bai]# unzip p13390677_112040_Linux-x86-64_2of7.zip [[email?protected] bai]# unzip p13390677_112040_Linux-x86-64_3of7.zip [[email?protected] bai]# du -sh database/ 2.5G database/ [[email?protected] bai]# du -sh grid/ 1.3G grid/
为便于将来安装软件,分别将其move到oracle用户和grid用户的家目录: [[email?protected] u01]# chown -R grid:oinstall /bai/grid/ [[email?protected] u01]# chown -R oracle:oinstall /bai/database/ [[email?protected] ~]# mv database/ /home/oracle/ [[email?protected] ~]# mv grid/ /home/grid/ [[email?protected] ~]#
2.6 安装前预检查配置信息===================== yum -y install unixODBC* yum -y install xorg-x11-apps yum -y install libXp* yum -y install pdksh rpm -ivh compat-lib* --nodeps --force >>>>>强制安装的方法
安装依赖包,配好yum装吧
yum install -y binutils compat-libstdc++-33 glibc ksh libaio libgcc libstdc++ make compat-libcap1 gcc gcc-c++ glibc-devel libaio-devel libstdc++-devel sysstat elfutils-libelf-devel
yum install binutils compat-db compat-libstdc++-33 compat-libstdc++-296 compat-gcc-34-c++ compat-gcc-34 control-center elfutils-libelf elfutils-libelf-devel elfutils-libelf-devel-static gcc gcc-c++ glibc glibc-common glibc-devel glibc-headers gnome-screensaver kernel-headers ksh libaio libaio-devel libgcc libgomp libstdc++ libstdc++-devel libXp make numactl-devel openmotif openmotif22 pdksh rsh setarch sysstat unixODBC unixODBC-devel xorg-x11 xorg-x11-apps libcap
图形界面grid用户运行 #su - grid node1-> ./runInstaller
在安装 GRID之前,建议先利用CVU(Cluster Verification Utility)检查 CRS的安装前环境。
使用 CVU 检查CRS的安装前环境: # su – grid node1-> cd grid/ node1-> ./runcluvfy.sh stage -pre crsinst -n baydb1,baydb2 -fixup -verbose
Please run the following script on each node as "root" user to execute the fixups: ‘/tmp/CVU_11.2.0.3.0_grid/runfixup.sh‘ Pre-check for cluster services setup was unsuccessful on all the nodes. node1-> 从上面的预检查结果中,可以看到不成功,其实错误的原因是grid用户不属于dba组!不过,Oracle自动给我们提供的修复的脚本,根据上述提示,分别以root用户在两个节点上执行/tmp/CVU_11.2.0.3.0_grid/runfixup.sh脚本来修复。
直到此步骤,我们的安装环境已经完全准备OK!!!
大家在使用客户端连接linux的时候,secureCRT是个非常棒的工具,但是由于不支持图形模式,在一些需要图形界面 的时候就很麻烦,其实有个比较简单的解决办法,就是使用xmanager的passive. 如果提示“Warning: Missing charsets in String to FontSet conversion”不需理会,只是字符转换问题。在执行netca的时候,提前设置
export LANG=en_US 设置为英文环境即可。
bayaim: 打开:Xmanager - Passive 后台运行着
查看本地"CMD"——IPconfig: IPv4 地址 . . . . . . . . . . . . : 10.20.100.128
rac1-> source .bash_profile rac1-> export DISPLAY=10.20.100.128:0.0 rac1-> export LANG=en_US rac1-> xhost + rac1-> xclock rac1-> ./runInstalle
注意: 在 11gr2 中 external >= 1 normal >=3 high >=5
ASM的SYS、ASMSNMP用户配置为相同的口令,并输入口令 : bayaim
----------------------------------------------------------------------------------- 问题1: This task verifies cluster time synchronization on clusters that use Network Time Protocol (NTP).?(more details)
解决办法: # service ntpd stop Shutting down ntpd: [ OK ] # chkconfig --level 2345 ntpd off # rm -rf /etc/ntp.conf
节点二和节点三上执行相同的命令,卸载NTP
在集群安装完后,要确认ctssd是否处于活动状态 #crsctl check ctss
问题1: Device Checks for ASM This is a pre-check to verify if the specified devices meet the requirements for configuration through the Oracle Universal Storage Manage 解决办法: 因未配置DNS,此错误可以忽略。忽略报错会弹窗,问是否忽略错误,确认就好
问题2: This is a prerequisite condition to test whether sufficient total swap space is available on system
解决办法: 4) 修改swap 分区:------------
以下操作需要root权限。
#cd /usr/ #mkdir swap #dd if=/dev/zero of=swapfile bs=2G count=8 dd if=/dev/zero of=swapfile bs=2M count=1024
这条命令从硬盘里分出一个 2×8G 大小的空间,挂在swapfile上。
#mkswap swapfile
构建swap格式于/usr/swap/swapfile 上
#swapon swapfile
激活swapfile ,加入到swap分区中。
# vi /etc/fstab 在/etc/fstab文件中加入下面这样一行:
/usr/swap/swapfile swap swap defaults 0 0
bs=bytes:同时设置读入/输出的块大小为bytes个字节。 count=blocks:仅拷贝blocks个块,块大小等于ibs指定的字节数。
在所有节点上安装完cvuqdisk-1.0.9-1软件后,重新执行预检查,不再有警告信息
问题3: 准备作为CRS磁盘组的3个磁盘都是200M,选择CRS对应的磁盘组报如下错误 INS-30515: Insufficient space available in the selected disks. 原因:Insufficient space available in the selected Disks. At least,string MB of free space is required. 所选的磁盘空间不足。
解决办法:改成3个1G的磁盘解决问题。
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注意顺序: 先在第一个节点上执行,然后其他节点顺序执行,不能同时执行 根据提示以root用户分别在两个节点上执行脚本:
node1:
[[email?protected] ~]#sh /u01/app/oraInventory/orainstRoot.sh node2:
[[email?protected] ~]#sh /u01/app/oraInventory/orainstRoot.sh
node1: [[email?protected] ~]#sh /u01/app/11.2.0/grid/root.sh 中间按一次回车
node2:
[[email?protected] ~]#sh /u01/app/11.2.0/grid/root.sh
再重新执行这个root.sh脚本 [[email?protected] lib64]# /u01/app/11.2.0/grid/root.sh Performing root user operation for Oracle 11g
The following environment variables are set as: ORACLE_OWNER= grid ORACLE_HOME= /u01/app/11.2.0/grid
Enter the full pathname of the local bin directory: [/usr/local/bin]: The contents of "dbhome" have not changed. No need to overwrite. The contents of "oraenv" have not changed. No need to overwrite. The contents of "coraenv" have not changed. No need to overwrite.
Entries will be added to the /etc/oratab file as needed by Database Configuration Assistant when a database is created Finished running generic part of root script. Now product-specific root actions will be performed. Using configuration parameter file: /u01/app/11.2.0/grid/crs/install/crsconfig_params User ignored Prerequisites during installation Installing Trace File Analyzer OLR initialization - successful root wallet root wallet cert root cert export peer wallet profile reader wallet pa wallet peer wallet keys pa wallet keys peer cert request pa cert request peer cert pa cert peer root cert TP profile reader root cert TP pa root cert TP peer pa cert TP pa peer cert TP profile reader pa cert TP profile reader peer cert TP peer user cert pa user cert Adding Clusterware entries to upstart CRS-2672: Attempting to start ‘ora.mdnsd‘ on ‘oracle-rac01‘ CRS-2676: Start of ‘ora.mdnsd‘ on ‘oracle-rac01‘ succeeded CRS-2672: Attempting to start ‘ora.gpnpd‘ on ‘oracle-rac01‘ CRS-2676: Start of ‘ora.gpnpd‘ on ‘oracle-rac01‘ succeeded CRS-2672: Attempting to start ‘ora.cssdmonitor‘ on ‘oracle-rac01‘ CRS-2672: Attempting to start ‘ora.gipcd‘ on ‘oracle-rac01‘ CRS-2676: Start of ‘ora.cssdmonitor‘ on ‘oracle-rac01‘ succeeded CRS-2676: Start of ‘ora.gipcd‘ on ‘oracle-rac01‘ succeeded CRS-2672: Attempting to start ‘ora.cssd‘ on ‘oracle-rac01‘ CRS-2672: Attempting to start ‘ora.diskmon‘ on ‘oracle-rac01‘ CRS-2676: Start of ‘ora.diskmon‘ on ‘oracle-rac01‘ succeeded CRS-2676: Start of ‘ora.cssd‘ on ‘oracle-rac01‘ succeeded
已成功创建并启动 ASM。
已成功创建磁盘组DATA。
clscfg: -install mode specified Successfully accumulated necessary OCR keys. Creating OCR keys for user ‘root‘,privgrp ‘root‘.. Operation successful. CRS-4256: Updating the profile Successful addition of voting disk 97aa7b7c2eb24fedbf4026f3fd9d184e. Successfully replaced voting disk group with +DATA. CRS-4256: Updating the profile CRS-4266: Voting file(s) successfully replaced ## STATE File Universal Id File Name Disk group -- ----- ----------------- --------- --------- 1. ONLINE 97aa7b7c2eb24fedbf4026f3fd9d184e (/dev/asm-disk1) [DATA] Located 1 voting disk(s). CRS-2672: Attempting to start ‘ora.asm‘ on ‘oracle-rac01‘ CRS-2676: Start of ‘ora.asm‘ on ‘oracle-rac01‘ succeeded CRS-2672: Attempting to start ‘ora.DATA.dg‘ on ‘oracle-rac01‘ CRS-2676: Start of ‘ora.DATA.dg‘ on ‘oracle-rac01‘ succeeded Configure Oracle Grid Infrastructure for a Cluster ... succeeded --------------------- 至此,这样,才叫安装成功。
此时,集群件相关的服务已经启动。当然,ASM实例也将在两个节点上启动。 >>>>>>>>>>>>>>>>
问题1: /u01/app/grid/11.2.0/bin/clscfg.bin: error while loading shared libraries: libcap.so.1: cannot open shared object file: No such file or directory Failed to create keys in the OLR at /u01/app/grid/11.2.0/crs/install/crsconfig_lib.pm line 7497. 方法1: 安装与 libcap 有关的包就可以解决这个问题,安装包之后再重新执行root.sh yum -y install libcap*
方法2: [[email?protected] lib64]# find / -name libcap.so.2 /lib64/libcap.so.2 [[email?protected] lib64]# cd /lib64/ [[email?protected] lib64]# ln -s libcap.so.2.16 libcap.so.1 [[email?protected] lib64]# ls -l libcap libcap-ng.so.0 libcap.so libcap.so.2 libcap-ng.so.0.0.0 libcap.so.1 libcap.so.2.16
----------------------------------------------------------------------- 问题2:
[INS-20802] Oracle Cluster Verification Utility failed 原因:scan ip已经存在 解决办法: ping scan ip,如果可以ping通,忽略,跳过即可。
---------------------------------------------------------------------------
[[email?protected] app]# su - grid rac1-> crs_stat -t Name Type Target State Host ------------------------------------------------------------ ora....N1.lsnr ora....er.type ONLINE ONLINE rac1 ora.OCR.dg ora....up.type ONLINE ONLINE rac1 ora.asm ora.asm.type ONLINE ONLINE rac1 ora.cvu ora.cvu.type ONLINE ONLINE rac1 ora.gsd ora.gsd.type OFFLINE OFFLINE ora....network ora....rk.type ONLINE ONLINE rac1 ora.oc4j ora.oc4j.type ONLINE ONLINE rac1 ora.ons ora.ons.type ONLINE ONLINE rac1 ora....SM1.asm application ONLINE ONLINE rac1 ora.rac1.gsd application OFFLINE OFFLINE ora.rac1.ons application ONLINE ONLINE rac1 ora.rac1.vip ora....t1.type ONLINE ONLINE rac1 ora....SM2.asm application ONLINE ONLINE rac2 ora.rac2.gsd application OFFLINE OFFLINE ora.rac2.ons application ONLINE ONLINE rac2 ora.rac2.vip ora....t1.type ONLINE ONLINE rac2 ora....ry.acfs ora....fs.type ONLINE ONLINE rac1 ora.scan1.vip ora....ip.type ONLINE ONLINE rac1
因为我们使用 CTSS 来同步的,验证 CTSS: [[email?protected] u01]$ crsctl check ctss CRS-4701: The Cluster Time Synchronization Service is in Active mode. CRS-4702: Offset (in msec): 0
至此,GI 安装结束。 ------------------------------------------------------------------------------ [[email?protected] bin]# /u01/app/11.2.0/grid/bin/crs_stat -t
问题1: INS-20802] Oracle Cluster Verification Utility failed.
原因:scan ip已经存在 解决办法: ping scan ip,如果可以ping通,忽略,跳过即可
=====================>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> 五:ASM配置 注:asm配置只在rac1一台服务器上安装即可
创建ASM磁盘组 以grid用户创建ASM磁盘组,创建的ASM磁盘组为下一步创建数据库提供存储。 grid用户登录图形界面,执行asmca命令来创建磁盘组: [[email?protected] bin]# su - grid rac1-> env | grep ORA ORACLE_SID=+ASM1 ORACLE_BASE=/u01/app/grid ORACLE_TERM=xterm ORACLE_HOME=/u01/app/11.2.0/grid rac1-> export DISPLAY=10.20.100.128:0.0 rac1-> export LANG=en_US rac1-> xhost + access control disabled,clients can connect from any host rac1-> xclock rac1-> asmca rac1-> exit 进入ASMCA配置界面后,单击Create,创建新的磁盘组:
1.输入磁盘组名 DATA,冗余策略选择External,磁盘选择ORCL:VOL3,单击OK DATA磁盘组创建完成,单击OK: 2.继续创建磁盘组,磁盘组名FLASH,冗余策略选择 External,磁盘选择ORCL:VOL4: 最后,完成DATA、FLASH磁盘组的创建,Exit推出ASMCA图形配置界面: 至此,利用ASMCA创建好DATA、FLASH磁盘组。且,可以看到连同之前创建的GRIDDG 3个磁盘组均已经被RAC双节点MOUNT。
======================================================================= 六、创建数据库Oracle 软件==========>>>>>>>>>>>>>>>>>> 注:Oracle安装只在rac1一台服务器上安装即可
#su - oracle rac1-> export DISPLAY=10.20.100.118:1.0 rac1-> export LANG=en_US rac1-> xhost + rac1-> xclock rac1-> ./runInstaller
用 oracle 用户, 连上节点 1, 进入 Oracle 的安装目录, 安装 Oracle 软件, 注意这里只安装软件。 不需要邮件 跳过升级 只安装数据库软件 设置 SSH -->> 输入 Oracle密码 -->> setup -->> ssh 互信测试 RAC数据库安装 添加简体中文 选择企业版 之前环境变量设置过 选择oracle用户组,选择“oper” Next: 造成原因是因为没有配置DNS,在这里可以忽略 root用户在rac1和rac2都要执行脚本
[[email?protected] lib64]# sh /u01/app/oracle/product/11.2.0/db_1/root.sh [[email?protected] lib64]# sh /u01/app/oracle/product/11.2.0/db_1/root.sh
安装完成
=====================>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> 七、创建RAC集群数据库 注:Oracle安装只在rac1一台服务器上安装即可
以oracle用户 登录图形界面,执行dbca,进入DBCA的图形界面: [[email?protected] bin]# su - oracle rac1-> export DISPLAY=10.20.100.128:0.0 rac1-> source .bash_profile rac1-> export LANG=en_US rac1-> xhost + access control disabled,clients can connect from any host rac1-> xclock rac1-> dbca 选择第1项,创建RAC数据库 选择创建数据库选项 选择创建通用数据库,Next: 配置类型选择Admin-Managed,输入数据库名baydb,选择双节点,Next: 选择默认,配置OEM、启用数据库自动维护任务,Next: 选择数据库用户使用同一口令,Next 数据库存储选择ASM,使用OMF,数据区选择之前创建的DATA磁盘组,Next: 指定数据库闪回区,选择之前创建好的FLASH磁盘组,Next: 选择创建数据库自带Sample Schema,Next: 选择数据库字符集,AL32UTF8,Next: 选择默认数据库存储信息,直接Next: 单击,Finish,开始创建数据库,Next: 创建数据库可能持续时间稍长: 完成创建数据库。 至此,我们完成创建RAC数据库!!!
ASM密码为:bayaim
问题4: Oracle RAC 11.2.0.4 – RHRL 6.4: DiskGroup resource are not running on nodes. Database instance may not come up on these nodes 解决办法: 请见我写的: RAC_11.2.0.4 – RHRL 6.4 DiskGroup resource.docx
----------------------------------------------------------------- 问题5:DBCA建库找不到ASM磁盘一例
[[email?protected] grid]# su - grid rac2-> cd /u01/app/11.2.0/grid/bin rac1-> ls -l oracle -rwsr-s--x 1 grid oinstall 209836184 Apr 9 17:50 oracle 文件权限正确 -rwxr-x--x 1 grid oinstall 209914519 9月 7 14:42 oracle 文件权限错误 [[email?protected] bin]# chmod 751 oracle [[email?protected] bin]# chmod 6751 oracle
?
[[email?protected] grid]# su - oracle rac2-> cd $ORACLE_HOME/bin /u01/app/oracle/product/11.2.0/db_1/bin rac2-> ls -l oracle -rwsr-s--x 1 oracle oinstall 239501424 Apr 9 20:03 oracle 文件权限正确
修改权限:
-rwsr-s--x 1 oracle asmdba 239626641 Apr 17 14:34 oracle rac1-> chown -R oracle:oinstall oracle rac1-> ls -l oracle -rwxr-x--x 1 oracle oinstall 239626641 Apr 17 14:34 oracle rac1-> chmod 6751 oracle
rac1-> source .bash_profile rac1-> export ORACLE_SID=baydb1 rac1-> sqlplus / as sysdba
=============================================== oracle学习之asm实例的数据库启动方式
1.先启动asm相关服务: crsctl start resource ora.cssd
2.启动asm实例; sqlplus /nolog SQL> conn / as sysasm SQL>startup
3.启动数据库: sqlplus /nolog SQL> conn / as sysdba SQL>startup
?
?
修改1: chmod +s oracle 重新回到DBCA建库界面继续执行,则会成功发现ASM磁盘组,并成功建库。
$ORACLE_HOME/bin/oracle该文件的默认权限为 751权限,有个s权限,如果s权限消失,这时通过OS认证将不能登录到数据库;
----------------------------------------------------------------- 问题6: dbca asm ora 01017错误
修改2:【bayaim注意 坑逼,node1、node2都要执行】 usermod -a -G asmdba,asmadmin,dba,oinstall oracle usermod -a -G asmdba,oinstall grid
通过截图报错查看dbca日志和所示的oraagent_oracle.log
dbca日志 : /u01/app/oracle/cfgtoollogs/dbca
/app/grid/11.2.0/log/rac2/agent/crsd/oraagent_oracle
-----------------------------------------------------------------
ORA-19624 ORA-19870 ORA-19504 ORA-17502 今天做了个很简单的实验,11g asm建库的时候报错如下: 其实就是很简单的权限问题 [[email?protected] dev]# ls -l /dev/sd* brw-rw---- 1 root disk 8,0 Apr 11 13:46 /dev/sda brw-rw---- 1 root disk 8,1 Apr 11 13:46 /dev/sda1 brw-rw---- 1 root disk 8,2 Apr 11 13:46 /dev/sda2 brwxrwxr-x 1 grid asmadmin 8,16 Apr 11 13:47 /dev/sdb brw-rw---- 1 grid asmadmin 8,17 Apr 11 13:47 /dev/sdb1 brwxrwxr-x 1 grid asmadmin 8,32 Apr 11 13:47 /dev/sdc brw-rw---- 1 grid asmadmin 8,33 Apr 11 13:47 /dev/sdc1 brwxrwxr-x 1 grid asmadmin 8,48 Apr 11 13:47 /dev/sdd brw-rw---- 1 grid asmadmin 8,49 Apr 11 13:47 /dev/sdd1 brwxrwxr-x 1 grid asmadmin 8,64 Apr 11 13:47 /dev/sde brw-rw---- 1 grid asmadmin 8,65 Apr 11 13:47 /dev/sde1
[[email?protected] ~]# fdisk -l | grep /dev/sd Disk /dev/sda: 64.4 GB,64424509440 bytes,125829120 sectors /dev/sda1 * 2048 2099199 1048576 83 Linux /dev/sda2 2099200 125829119 61864960 8e Linux LVM Disk /dev/sdb: 1073 MB,1073741824 bytes,2097152 sectors /dev/sdb1 2048 2097151 1047552 83 Linux Disk /dev/sdc: 524 MB,524288000 bytes,1024000 sectors /dev/sdc1 102399 1023999 460800+ 83 Linux Disk /dev/sdd: 8589 MB,8589934592 bytes,16777216 sectors /dev/sdd1 2048 16777215 8387584 83 Linux Disk /dev/sde: 524 MB,1024000 sectors /dev/sde1 2048 1023999 510976 83 Linux [[email?protected] ~]# chown -R grid:asmadmin /dev/sdb [[email?protected] ~]# chown -R grid:asmadmin /dev/sdc [[email?protected] ~]# chown -R grid:asmadmin /dev/sdd [[email?protected] ~]# chown -R grid:asmadmin /dev/sde [[email?protected] ~]# chmod 775 /dev/sdb [[email?protected] ~]# chmod 775 /dev/sdc [[email?protected] ~]# chmod 775 /dev/sdd [[email?protected] ~]# chmod 775 /dev/sde [[email?protected] ~]#
?
?
spfile:+DTA/orcl/spfileorcl.ora
The Database Control URL is http://rac1:1158/em
tnsnames.ora:
[[email?protected] admin]# pwd /u01/app/11.2.0/grid/network/admin
?
rac1-vip-> env | grep ORA ORACLE_SID=+ASM1 ORACLE_BASE=/u01/app/grid ORACLE_TERM=xterm ORACLE_HOME=/u01/app/11.2.0/grid rac1-vip-> cd /u01/app/11.2.0/grid rac1-vip->
[[email?protected] ~]# find / -name crsctl /u01/app/11.2.0/grid/bin/crsctl [[email?protected] bin]# ./crsctl start has
以上has启动命令需要在每个节点分别执行
查看节点状态
/u01/app/11.2.0/grid/bin/crs_stat -t
/u01/app/11.2.0/grid/bin/srvctl
[[email?protected] ~]$ crs_stat -t -v 或者 crsctl status resource -t
2、启动集群(cluster)
[[email?protected] bin]# ./crsctl start has CRS-4123: Oracle High Availability Services has been started.
[[email?protected] bin]# ./crsctl start cluster -all --所有节点同时启动 CRS-5702: Resource ‘ora.evmd‘ is already running on ‘rac1‘ CRS-5702: Resource ‘ora.crsd‘ is already running on ‘rac1‘
[[email?protected] ~]# /u01/app/11.2.0/grid/bin/crsctl start cluster -all --所有节点同时启动
[[email?protected] log]# ll /dev/raw/*
或者只启动指定节点的
# ./crsctl start cluster -n rac1 rac2 --两个节点同时启动
#强制停止节点2的crs
/u01/app/11.2.0/grid/bin/crsctl ./crsctl stop crs -f
[[email?protected] ~]# find / -name crsctl
[[email?protected] ~]# /u01/app/11.2.0/grid/bin/crsctl stop crs
[[email?protected] ~]# /u01/grid/11.2.0.4/bin/crsctl stop crs (分别在两个节点的root用户下执行) .
(4)再次查看两个节点的CRS服务状态: [[email?protected] ~]$ crs_stat -t -v CRS-0184: Cannot communicate with the CRS daemon. (服务已经关闭) [[email?protected] ~]$ crs_stat -t -v CRS-0184: Cannot communicate with the CRS daemon. (服务已经关闭) 当上述操作都执行完成,并且正常关闭后,就可以将服务器的关闭了。
#观察到crs进程已经启动 [email?protected]:/>ps -ef|grep crsd.bin|grep -v grep
#等待一段时间,可以查GI相关的核心后台进程 ps -ef|grep crsd.bin|grep -v grep ps -ef|grep cssd.bin|grep -v grep ps -ef|grep pmon ps -ef|grep pmon|grep -v grep ps -ef|grep evmd.bin ps -ef|grep crsd.bin
#当核心进程都起来时,再次查看crsctl资源情况,发现已经可以正常查询,各资源正在启动 crsctl stat res -t
11g cluster 的启动顺序是: ohash cssd crsd evmd
==========================
问题:
1. 如果虚拟机前期磁盘不够,不要关机增加磁盘,这样磁盘号:sdk* 就变动,进而影响ASM对应规则,一定要在线扩。
?
?
[[email?protected] ~]# ls -lh /u01/app/11.2.0/grid/crf/db/rac2/crfclust.bdb -rw-r----- 1 root root 128K Apr 23 14:59 /u01/app/11.2.0/grid/crf/db/rac2/crfclust.bdb
[[email?protected] /]# cat /dev/null >./root/.xsession-errors You have new mail in /var/spool/mail/root [[email?protected] /]# ls -lh ./root/.xsession-errors-rw------- 1 root root 260K Apr 30 13:26 ./root/.xsession-errors
(编辑:李大同)
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