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2025-02-25 Update From: SLTechnology News&Howtos shulou NAV: SLTechnology News&Howtos > Database >
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Shulou(Shulou.com)06/01 Report--
Before installation
Check hardware requirements
Check hardware requirements
The minimum memory is 1 GB. It is recommended to use free to view 2 GB or more.
Memory at least 1G, recommend 2G and above (use command free to check)
/ tmp at least 1G
/ tmp at least 1G
Operating system requirements (OS requirement):
# cat / proc/version
Asianux Server 3 SP2
Oracle Linux 4 Update 7
Oracle Linux 5 Update 2 (with Red Hat Compatible Kernel)
Oracle Linux 5 Update 5
Oracle Linux 6
Oracle Linux 6 (with Red Hat Compatible Kernel)
Red Hat Enterprise Linux 4 Update 7
Red Hat Enterprise Linux 5 Update 2
Red Hat Enterprise Linux 5 Update 5 (with the Oracle Unbreakable Enterprise Kernel for Linux)
Red Hat Enterprise Linux 6
Red Hat Enterprise Linux 6 (with the Oracle Unbreakable Enterprise Kernel for Linux)
SUSE Linux Enterprise Server 10 SP2
SUSE Linux Enterprise Server 11
Kernel requirements (kernel requirements):
# uname-r
On Oracle Linux 4 and Red Hat Enterprise Linux 4
2.6.9 or later
On Oracle Linux 5 Update 5
2.6.32-100.0.19 or later
On Oracle Linux 5 Update 2
2.6.18 or later (with Red Hat Compatible Kernel)
On Oracle Linux 6
2.6.32-100.28.5.el6.x86_64 or later
On Oracle Linux 6
2.6.32-71.el6.x86_64 or later (with Red Hat Compatible Kernel)
On Red Hat Enterprise Linux 5 Update 5 with the Oracle Unbreakable Enterprise Kernel for Linux
2.6.32 or later
On Red Hat Enterprise Linux 6 with the Oracle Unbreakable Enterprise Kernel for Linux
2.6.32-100.28.5.el6.x86_64 or later
On Red Hat Enterprise Linux 6
2.6.32-71.el6.x86_64 or later
On Asianux Server 3, Oracle Linux 5 Update 2, and Red Hat Enterprise Linux 5 Update 2
2.6.18 or later
On SUSE Linux Enterprise Server 10
2.6.16.21 or later
On SUSE Linux Enterprise Server 11
2.6.27.19 or later
Installation:
1. Modify the sysctl.conf file and insert it at the end of the file
Edit sysctl.conf file,at the end of file add in
Vi / etc/sysctl.conf
Fs.aio-max-nr = 1048576
Fs.file-max = 6815744
Kernel.shmmni = 4096
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
two。 Execute sysctl-p to ensure that the output is the same as the data in the first step
Enter sysctl-p, make sure the output is the same as step 1
3. Modify limits.conf to insert at the end of the file
Edit limits.conf file,at the end of file add in
Vi / etc/security/limits.conf
Oracle soft nproc 2047
Oracle hard nproc 16384
Oracle soft nofile 1024
Oracle hard nofile 65536
Oracle hard stack 10241
4. Close selinux and change enforcing to disabled
Turn off selinux, change enforcing to disabled
Vi / etc/sysconfig/selinux
Selinux=disabled
5. Turn off linux Firewall
Turn off iptables
Service iptables stop
Chkconfig iptables off
6. View firewall startup status
Check iptables status
7. Configure yum
Yum configuration
Mkdir / iso
Umount / dev/sr0
Mount / dev/sr0 / iso
Vi / etc/yum.repos.d/local.repo
[server]
Name=server
Baseurl= file:///iso
Enabled=1
Gpgcheck=0
8. Yum install
Create users and groups
Groupadd dba
Groupadd oinstall
Groupadd oper
Useradd oracle creates oracle users
/ usr/sbin/useradd-g oinstall-G dba,oper oracle
Usermod-g dba oracle adds oracle users to the dba group
Passwd oracle creates passwords for oracle users
10. Create an installation directory for oracle
Create install dirctory for oracle
Mkdir-p / u01/app/oracle
Chown-R oracle:dba / u01/app/oracle changes the file owner to oracle
Chmod-R 777 / u01/app/oracle changes file permissions to 777
11. Configure oracle user environment variables (home, base, sid, path, umask)
Configure oracle user's environment variable
Su-oracle
Vi / home/oracle/.bash_profile
ORACLE_BASE=/u01/app/oracle
ORACLE_SID=sales
ORACLE_HOME=$ORACLE_BASE/11.2.4/dbhome_1
Export ORACLE_BASE ORACLE_SID ORACLE_HOME
Export PATH=$ORACLE_HOME/bin:$PATH
(the ORACLE_HOME path must be the same as the installation path)
(ORACLE_HOME must be the same with install path)
twelve。 Make the new environment variable effective
Make new environment variables effective
13. Add / etc/hosts
Edit / etc/hosts
Su
Vi / etc/hosts
(write native ip and hostname)
(write your ip and username)
14. Reboot
15. Upload the oracle file to / U01 and extract it
Upload oracle files to / u01 and unzip
16. Switch to oracle user
Switch to oracle user
Dbca
NEXT
NEXT
NEXT
SID is consistent with SID in environment variables
SID here must be the same as SID in .bash _ profile
Do not check
Do not tick
Enter password
Enter password
NEXT
NEXT
Check this box to install the table used for the exercise. If you don't select it, it will be a blank database.
Tick this will have sample schemas, otherwise is empty database
The first is memory allocation, the second is process allocation, the third is character set, and the fourth is pga operation.
NEXT
NEXT
Build Monitoring (Listener configuration)
Netca
NEXT
NEXT
NEXT
NEXT
NEXT
NEXT
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