创建oracle用户以及用户组：
[root@localhost~]# groupadd oinstall
[root@localhost~]# groupadd dba
[root@localhost~]# useradd -m -g oinstall -G dba oracle
[root@localhost~]# passwd oracle
Changing passwordfor user oracle.
New UNIX password:
BAD PASSWORD: itis based on a dictionary word
Retype new UNIXpassword:
Sorry, passwordsdo not match.
New UNIX password:
BAD PASSWORD: itis based on a dictionary word
Retype new UNIXpassword:
passwd: allauthentication tokens updated successfully.
为该 /oracle 目录更改组属性（更改权限）：
[root@localhost~]# chown -R oracle:oinstall /oracle
chown: cannotaccess `/oracle': No such file or directory
[root@localhost~]# mkdir /oracle
[root@localhost~]# chown -R oracle:oinstall /oracle
[root@localhost~]# chmod -R 775 /oracle
**************************************************************************************************************
进行win和linux下文件（oracle安装包）互享：
启动linux的ftp与windows进行ping通
[root@localhost~]# service vsftpd status
vsftpd is stopped
[root@localhost~]# service vsftpd start
Starting vsftpdfor vsftpd: [ OK ]
ftp资源互享
[root@localhostServer]# service vsftpd status
vsftpd (pid 4965)is running...
[root@localhostServer]# su - oracle
[oracle@localhost~]$ ifconfig
-bash: ifconfig:command not found
[oracle@localhost~]$ su - root
Password:
[root@localhost~]# ifconfig
eth0 Link encap:Ethernet HWaddr 00:0C:29:56:C5:F6
inet addr:192.168.181.129 Bcast:192.168.181.255 Mask:255.255.255.0
inet6 addr:fe80::20c:29ff:fe56:c5f6/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:261 errors:0 dropped:0overruns:0 frame:0
TX packets:79 errors:0 dropped:0overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:26789 (26.1 KiB) TX bytes:16379 (15.9 KiB)
Interrupt:67 Base address:0x2024
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
inet6 addr: ::1/128 Scope:Host
UP LOOPBACK RUNNING MTU:16436 Metric:1
RX packets:3902 errors:0 dropped:0overruns:0 frame:0
TX packets:3902 errors:0 dropped:0overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:3662230 (3.4 MiB) TX bytes:3662230 (3.4 MiB)
[root@localhost~]# su - oralce
su: user oralcedoes not exist
You have mail in/var/spool/mail/root
[root@localhost~]# su - oracle
[oracle@localhost~]$ ls
10201_database_linux32_10g.zip
[oracle@localhost~]$ cp 10201_database_linux32_10g.zip /u01
cp: cannot createregular file `/u01/10201_database_linux32_10g.zip': Permission denied
[oracle@localhost~]$ unzip 10201_database_linux32_10g.zip
*****************************************************************************************************************************************
**********************************************************************************************************************************************
进行oracle包检
rpm -q binutilscompat-db control-center gcc\
> gcc-c++glibc-common gnome-libs libstdc++\
>libstdc++-devel make pdksh xscreensaver libaio openmotif21
检查物理内存以及磁盘空间
[root@localhostServer]# grep MemTotal /proc/meminfo
MemTotal: 904068 kB
[root@localhostServer]# grep SwapTotal /proc/meminfo
SwapTotal: 1574328 kB
[root@localhostServer]# df -h
Filesystem Size Used Avail Use% Mounted on
/dev/sda6 2.0G 510M 1.4G 28% /
/dev/sda11 15G 166M 14G 2% /u01
/dev/sda9 996M 34M 910M 4% /tmp
/dev/sda8 996M 34M 911M 4% /opt
/dev/sda5 2.0G 36M 1.9G 2% /home
/dev/sda3 2.0G 100M 1.8G 6% /var
/dev/sda2 4.9G 3.3G 1.4G 72% /usr
/dev/sda1 494M 19M 451M 4% /boot
tmpfs 442M 0 442M 0% /dev/shm
/dev/hdc 2.8G 2.8G 0 100% /media/RHEL_5.4 i386 DVD
使用ipcs -lm 命令查看当前分配的共享内存段的情况：
[root@localhostServer]# ipcs -lm
------ SharedMemory Limits --------
max number ofsegments = 4096
max seg size(kbytes) = 4194303
max total sharedmemory (kbytes) = 1073741824
min seg size(bytes) = 1
*******************************************************************************************************************************************
设置socket数据发送以及接受缓冲区的大小
net.ipv4.tcp_rmem 用于指定socket数据发送缓冲区的最小值，默认值及最大值。
net.ipv4.tcp_wmem 用于指定socket数据接收缓冲区的最小值，默认值及最大值
。
******************************************************************************************************************************************
配置文件
[root@localhost~]# vi /etc/sysctl.conf
添加以下内容：
kernel.shmall =2097152
--系统可以使用的内存页的最大数量
kernel.shmmax =2147483648
--单个共享内存段的最大大小，单位是字节
kernel.shmmni =4096
--内存页的大小
# semaphores:semmsl, semmns, semopm, semmni
kernel.sem = 25032000 100 128
fs.file-max =65536
net.ipv4.ip_local_port_range= 1024 65000
net.core.rmem_default=262144
net.core.rmem_max=262144
net.core.wmem_default=262144
net.core.wmem_max=262144
运行下面的命令使得内核参数生效:
/sbin/sysctl -p
[root@localhost~]# vi /etc/security/limits.conf
行末添加以下内容：
#use for oracle
* soft nproc 2047
* hard nproc 16384
* soft nofile 1024
* hard nofile65536
[root@localhost~]# vi /etc/pam.d/login
行末添加以下内容：
session requiredpam_limits.so
[root@localhost~]# mkdir -p /u01/app/oracle
[root@localhost~]# chown -R oracle:oinstall /u01
[root@localhost~]# vi /etc/redhat-release
改为：redhat-4
[root@localhost~]# su - oracle
[oracle@localhost~]$ vi .bash_profile
增加下列内容:
exportORACLE_BASE=/u01/app/oracle
exportORACLE_HOME=$ORACLE_BASE/10.2.0/db_1
exportORACLE_SID=orcl
exportPATH=$PATH:$ORACLE_HOME/bin
exportLD_LIBRARY_PATH=$ORACLE_HOME/lib:/lib:/usr/lib
*******************************************************************************************************************************************
解压oracle
unzip10201_database_linux32_10g.zip
再以root运行：xhost +
最后进入database文件夹内
[root@localhost~]# ./runInstaller