Oracle 11gR2 RAC DG Pre-installation initialization

1. preusers.sh Script

#!/bin/bash#purpose:create 6 groups named  ' Oinstall ', ' dba ', ' asmadmin ', ' asmdba ', ' asmoper ', ' Oper ', plus 2 users named  ' Oracle ', ' grid '. #Also  setting the  Environment#variable for oracle user. #variable  for grid user. #Usage: Log on  as the superuser (' root '), and then execute the command:#./1preusers.sh# author:asher huang echo  "now create 6 groups named  ' Oinstall ', ' dba ', ' Asmadmin ', ' asmdba ', ' asmoper ', ' oper ' "echo " plus 2 users named  ' Oracle ', ' grid ', Also  setting the environment "  groupadd -g 1000 oinstall groupadd  -g 1200 asmadmin groupadd -g 1201 asmdba groupadd -g 1202  asmoper useradd -u 1100 -g oinstall -g asmadmin,asmdba,asmoper - d /home/grid -s /bin/bash -c  "Grid infrastructure owner"  grid echo  "Grid"  | passwd  --stdin grid echo  ' export ps1= '/bin/hostname -s '->  ' >> / home/grid/.bash_profile echo  "Export tmp=/tmp" >> /home/grid/.bash_profile   echo  ' export tmpdir= $TMP ' >>/home/grid/.bash_profile echo  ' Export oracle_ Sid=+asm1 ">> /home/grid/.bash_profile echo " Export oracle_base=/u01/app/grid "> > /home/grid/.bash_profileecho  "Export oracle_home=/u01/app/11.2.0/grid" >> /home/ grid/.bash_profileecho  "Export oracle_term=xterm" >> /home/grid/.bash_profileecho  " export nls_date_format= ' Yyyy/mm/dd hh24:mi:ss ' " >> /home/grid/.bash_profileecho   ' export tns_admin= $ORACLE _home/network/admin '   >> /home/grid/.bash_profileecho   ' Export path=/usr/sbiN: $PATH ' >> /home/grid/.bash_profileecho  ' export path= $ORACLE _home/bin: $PATH ' >>  /home/grid/.bash_profileecho  ' export ld_library_path= $ORACLE _home/lib:/lib:/usr/lib ' >>  /home/grid/.bash_profileecho  ' export classpath= $ORACLE _home/jre: $ORACLE _home/jlib: $ORACLE _home /rdbms/jlib ' >> /home/grid/.bash_profileecho  "Export editor=vi"  >> /home/ grid/.bash_profileecho  "Export lang=en_us"  >> /home/grid/.bash_profileecho  " Export nls_lang=american_america. Al32utf8 " >> /home/grid/.bash_profileecho " umask 022 ">> /home/grid/.bash_ profile groupadd -g 1300 dba groupadd -g 1301 oper useradd - u 1101 -g oinstall -g dba,oper,asmdba -d /home/oracle -s /bin/ bash -c  "Oracle software owner"  oracle echo  "Oracle"  |&Nbsp;passwd --stdin oracle echo  ' export ps1= '/bin/hostname -s '->  ' > > /home/oracle/.bash_profile echo  "Export tmp=/tmp" >> /home/oracle/.bash_ profile  echo  ' export tmpdir= $TMP ' >>/home/oracle/.bash_profile echo  ' Export oracle_hostname=node1.localdomain ">> /home/oracle/.bash_profile echo " Export  ORACLE_SID=DEVDB1 ">> /home/oracle/.bash_profile echo " export oracle_base=/u01/ App/oracle ">> /home/oracle/.bash_profileecho " Export oracle_home= $ORACLE _base/product/ 11.2.0/db_1 ' >> /home/oracle/.bash_profileecho  "Export oracle_unqname=devdb" >>  /home/oracle/.bash_profileecho  ' export tns_admin= $ORACLE _home/network/admin '   >>  /home/oracle/.bash_profileecho  "Export oracle_term=xterm" >> /home/oracle/.bash_ profileecho  ' Export pAth=/usr/sbin: $PATH ' >> /home/oracle/.bash_profileecho  ' export path= $ORACLE _home/bin: $PATH ' >> /home/oracle/.bash_profileecho  ' export ld_library_path= $ORACLE _home/lib:/lib:/usr/lib ' >> /home/oracle/.bash_profileecho  ' export classpath= $ORACLE _home/jre: $ORACLE _home/jlib:$ Oracle_home/rdbms/jlib ' >> /home/oracle/.bash_profileecho  "Export editor=vi"  >>  /home/oracle/.bash_profileecho  "Export lang=en_us"  >> /home/oracle/.bash_ profileecho  "Export nls_lang=american_america. Al32utf8 " >> /home/oracle/.bash_profileecho " export nls_date_format= ' Yyyy/mm/dd  hh24:mi:ss ' " >> /home/oracle/.bash_profileecho " umask 022 ">> /home/ oracle/.bash_profile echo  "The groups and users has been created" Echo   "THE ENVIRONMENT FOR GRID,ORACLE ALSO HAS&NBSp;been set successfully " 

2. predir.sh Script

#!/bin/bash#purpose:create the necessary directory for oracle,grid users  And change the authention to oracle,grid users. #Usage:log on as  The superuser (' root '),and then execute the command:#./2predir.sh#author:asher  huang echo  "now create the necessary directory for oracle,grid  Users and change the authention to oracle,grid users ... "mkdir -p  /u01/app/gridmkdir -p /u01/app/11.2.0/gridmkdir -p /u01/app/oraclechown -r  Oracle:oinstall /u01chown -r grid:oinstall /u01/app/gridchown -r grid:oinstall  /u01/app/11.2.0chmod -R 775 /u01echo  "The necessary directory for  oracle,grid users and change the authention to oracle,grid users  has been finIshed " 

3. prelimits.sh Script

#!/bin/bash#purpose:change the /etc/security/limits.conf. #Usage:log on as the  Superuser (' root '), And then execute the command:#./3prelimits.sh#author:asher huang  echo  "now modify the /etc/security/limits.conf,but backup it named  /etc/security/limits.conf.bak before "cp /etc/security/limits.conf /etc/security/ limits.conf.bakecho  "oracle soft nproc 2047"  >>/etc/security/limits.confecho   "oracle hard nproc 16384"  >>/etc/security/limits.confecho  "oracle  soft nofile 1024 " >>/etc/security/limits.confecho " Oracle hard nofile  65536 " >>/etc/security/limits.confecho " grid soft nproc 2047 " > >/etc/security/limits.confecho  "grid hard nproc 16384"  >>/etc/security/ limits.confecho  "Grid soft nofile 1024 " >>/etc/security/limits.confecho " grid hard nofile 65536 "  >>/etc/security/limits.confecho  "modifing the /etc/security/limits.conf has  Been succeed. "

4. prelogin.sh Script

#!/bin/bash#purpose:modify the/etc/pam.d/login. #Usage: Log on as the superuser ("root"), and then execute the command:#./ 4prelimits.sh#author:asher Huang echo "now modify the/etc/pam.d/login,but with a backup Named/etc/pam.d/login.bak" Cp/et C/pam.d/login/etc/pam.d/login.bak echo "Session required/lib/security/pam_limits.so" >>/etc/pam.d/loginecho " Session Required pam_limits.so ">>/etc/pam.d/login echo" Modifing The/etc/pam.d/login has been succeed. "

5. preprofile.sh Script

#!/bin/bash#purpose:modify the /etc/profile. #Usage: Log on as the superuser (' root '),and then execute the command:#./5preprofile.sh#author:asher huang echo  " now modify the  /etc/profile,but with a backup named  /etc/ Profile.bak "cp /etc/profile /etc/profile.bakecho  ' if [  $USER  = " Oracle "  ]| | [  $USER  =  "grid"  ]; then '  >>  /etc/profileecho  ' if [   $SHELL  =  "/bin/ksh"  ]; then '  >> /etc/profileecho  ' ulimit - p 16384 '  >> /etc/profileecho  ' ulimit -n 65536 '  >> /etc/ profileecho  ' Else '  >> /etc/profileecho  ' ulimit -u 16384 -n 65536 '  >> /etc/profileecho  ' fi '  >> /etc/profileecho  ' fi '  >>  /etc/profileecho  "Modifing the /etc/profile has been succeed." 

6. presysctl.sh Script

#!/bin/bash#purpose:modify the /etc/sysctl.conf. #Usage: Log on as the superuser (' Root '), And then execute the command:#./6presysctl.sh#author:asher huang echo   "now modify the /etc/sysctl.conf,but with a backup named /etc/ Sysctl.bak "cp /etc/sysctl.conf /etc/sysctl.conf.bak echo " fs.aio-max-nr =  1048576 " >> /etc/sysctl.confecho " fs.file-max = 6815744 " >> / etc/sysctl.confecho  "kernel.shmall = 2097152"  >> /etc/sysctl.confecho  " kernel.shmmax = 1054472192 " >> /etc/sysctl.confecho " kernel.shmmni =  4096 " >> /etc/sysctl.confecho " kernel.sem = 250 32000 100 128 "  >> /etc/sysctl.confecho  "net.ipv4.ip_local_port_range = 9000 65500"   >> /etc/sysctl.confecho  "net.core.rmem_default = 262144"  >> /etc/sysctl.confecho  " net.core.rmem_max = 4194304 " >> /etc/sysctl.confecho " Net.core.wmem_default  = 262144 " >> /etc/sysctl.confecho " net.core.wmem_max = 1048586 "  >> /etc/sysctl.confecho  "net.ipv4.tcp_wmem = 262144 262144 262144"  >> /etc/sysctl.confecho  "net.ipv4.tcp_rmem = 4194304 4194304 4194304 " >> /etc/sysctl.conf echo " modifing the /etc/sysctl.conf has  Been succeed. " echo  "Now make the changes take effect ..." sysctl -p

Reference post: http://www.oracleonlinux.cn/2012/06/step-by-step-install-11gr2-rac-on-linux-8/

Oracle 11gR2 RAC DG Pre-installation initialization