Install Oracle 11G R2 11.2.0.3 on Centos 7
Tutorial Install oracle 11G R2 11.2.0.3 Centos 7
Download Oracle 11g R2 11.2.0.3:
cd /opt unzip p10404530_112030_Linux-x86-64_1of7.zip unzip p10404530_112030_Linux-x86-64_2of7.zip
Prepare:
— Edit hosts file:
Hosts File
The “/etc/hosts” file must contain a fully qualified name for the server
127.0.0.1 localhost.localdomain localhost
10.84.70.152 stag-app01
Oracle Installation Prerequisites
Automatic Setup
— install all the necessary prerequisites automatically then edit /etc/sysctl.conf và /etc/security/limit.conf yum install -y oracle-rdbms-server-11gR2-preinstall
Manual Setup
vi /etc/sysctl.conf
add :
fs.suid_dumpable = 1
fs.aio-max-nr = 1048576
fs.file-max = 6815744
kernel.shmall = 2097152
kernel.shmmax = 536870912
kernel.shmmni = 4096
# semaphores: semmsl, semmns, semopm, semmni
kernel.sem = 250 32000 100 128
net.ipv4.ip_local_port_range = 9000 65500
net.core.rmem_default=262144
net.core.rmem_max=4194304
net.core.wmem_default=262144
net.core.wmem_max=1048586
Run : /sbin/sysctl -p
Add line to file “/etc/security/limits.conf”:
oracle soft nproc 16384
oracle hard nproc 16384
oracle soft nofile 4096
oracle hard nofile 65536
oracle soft stack 10240
See more: https://github.com/phuongnguyenht/Oracle/blob/master/Install%20Oracle%20112030.md
Fix Error: DB : pdksh-5.2.14 missing while installing 11g in RHEL-6.5 (64-bit)
Change directory to /database/stage/cvu/cv/admin
Backup cvu_config $ cp cvu_config backup_cvu_config
Edit cvu_config and change the following line: from: CV_ASSUME_DISTID=OEL4 to: CV_ASSUME_DISTID=OEL6
Save the updated cvu_config file
Install the 11.2.0.3 or 11.2.0.4 software using /database/runInstaller $ cd /database $ ./runInstaller
“INS-35075: The specified SID is already in use” error in Oracle, how to fix it?
Delete
/etc/oratab
How to increase swap size?
Let’s say you need another 500M:
dd if=/dev/zero of=/tmp/swapfile bs=1M count=500
mkswap /tmp/swapfile
swapon /tmp/swapfile
After you’re done installing, you can turn it off.
swapoff /tmp/swapfile
rm /tmp/swapfile
From https://community.oracle.com/thread/2189824
*** Resolve Error in invoking target ‘agent_nmhs’ of makefile ins_emagent.mk*** vi /u01/app/oracle/product/11.2.0/dbhome_1/sysman/lib/ins_emagent.mk … comment
#$(MK_EMAGENT_NMECTL)
to $(MK_EMAGENT_NMECTL) -lnnz11
centos 7
