在网上搜了一下,目前没有找到基于RHEL9/ORACLE LINUX9以上版本安装ORACLE EM13C的,都是基于 CENTOS,ORACLE LINUX,rhel 7.X ,8.X的版本安装EM13C ,数据库也是基于这些RHEL9之前版本安装。
这个也不能怪大家,毕竟ORACLE官网上 EM13C,也没有对RHEL9进行认证。

那么是否真的不能安装呢。
其实是可以的。
只是中途启动 OMS会报错,处理一下即可。
下面把ORACLE LINUX 9.2上安装em13c 13.5 的过程发出来,欢迎指正:
一、环境要求
二、Oracle EMCC13.5下载
三、Oracle 19C+13.5EMCC 部署
四、EM13C 常见命令
一、软硬件要求
CPU:2C及以上
RAM:10G以上
DISK: OMS:50g ,OMR:用于测试,23G,用于EM验证测试安装,建议总的100G足够.
二、软件下载
Oracle Enterprise Manager Cloud Control 13c Release 5下载
https://www.oracle.com/enterprise-manager/downloads/cloud-control-downloads.html
三、EM13.5 部署
3.1 设置HOST域名解析
Vim /etc/hosts
192.168.133.130 em13c.sztech.com em13c
3.2 安装软件包
yum -y install binutils gcc gcc-c++ glibc glibc-devel glibc-devellibaio libaio-devel libgcc libstdc++ libstdc++-devel libnsl sysstat motifmotif-devel redhat-lsb redhat-lsb-core openssl make glibc-devel*.i686
3.3 创建目录
su - oracle
mkdir -p /u01/app/oracle/product/{middleware,agent13c}
[oracle@em13c em13c]$ ls -ltr /u01/app/oracle/product/
total 4
drwxr-xr-x 3oracle oinstall 30 Mar 13 11:33 agent13c
drwxr-xr-x 66 oracle oinstall 4096 Mar 13 11:36middleware
3.4 开始安装
# chmod +x /u01/setup/em13c/em13500_linux64.bin
$export LANG=en_US.UTF-8
$export DISPLAY=192.168.133.1:0.0
$ ./em13500_linux64.bin
如果内存没有达到10G,会提示,可以跳过。
这里密码统一为: cloud_4U
数据库的密码为:oracle_4U
可以点 AUTO Fix 按钮,会把可以自动修复的部分,自动修复。
根据提示修改参数
SQL> alter system set "_allow_insert_with_update_check"=TRUE;
alter system set pga_aggregate_target=1g;
alter system set session_cached_cursors=500 scope=spfile;
alter system set sga_target=3g scope=spfile;
alter system set shared_pool_size=600m scope=spfile;
select group#,sequence#,status,bytes/1024/1024
from v$log;
select member from v$logfile;
alter database drop logfile group 1;
alter database add logfile group 1'/u01/app/oracle/oradata/EMREP/redo01.log' size 300m reuse;
alter database drop logfile group 2;
alter database add logfile group 2 '/u01/app/oracle/oradata/EMREP/redo02.log' size 300m reuse;
alter system switch logfile;
alter system checkpoint;
alter database drop logfile group 3;
alter database add logfile group 3 '/u01/app/oracle/oradata/EMREP/redo03.log'size 300m reuse;
startup force;
注:在安装到百分之50 时间会执行很长,大致在半个小时以上,如果不报错,等待安装就行
这个是OL9.X以上才有这个问题:按下面操作,之后,点 Retry 即可。
从安装日志中,发现shared libraries: libclntshcore.so.12.1 找不到。
[oracle@em13c OHS]$ more ohs_nm.log
<2023-11-16 15:04:34>
<2023-11-16 15:04:34>
<2023-11-16 15:04:37>
<2023-11-16 15:20:30>
<2023-11-16 15:20:30>
ts/OHS/instances/ohs1 -k start -f/u01/app/oracle/product/gc_inst/user_projects/domains/GCDomain/config/fmwconfig/components/OHS/instances/ohs1/httpd.conf>
<2023-11-16 15:20:30> error while loading shared libraries: libclntshcore.so.12.1: cannot openshared object file: No such file or directory>
...
从数据库的LIB目录把libclntshcore.so.19.1拷过来,修改为 libclntshcore.so.12.1 即解决。
3.5 进行验证
https://em13c.sztech.com:7803/em
用户名:sysman ,密码:cloud_4U
进入主机,可以看到操作系统是9.2
四、EM13c 常见命令
4.1 查看版本
$ ./emctl getversion oms
[oracle@em13c bin]$ ./emctl getversion oms
Oracle Enterprise Manager Cloud Control 13c Release 5
Copyright (c) 1996, 2021 Oracle Corporation. All rights reserved.
Oracle Enterprise Manager Cloud Control OMS 13c Release 5
4.2 查看 OMS 状态
./emctl status oms
[oracle@em13c bin]$ ./emctl status oms
Oracle Enterprise Manager Cloud Control 13c Release 5
Copyright (c) 1996, 2021 Oracle Corporation. All rights reserved.
WebTier is Up
Oracle Management Server is Up
JVMD Engine is Up
4.3 查看 OMS 详细信息
$ ./emctl status oms -details

4.4 查看属性
$ ./emctl list properties

4.5 OMS 停启
./emctl stop oms
./emctl start oms
4.6 配置文件:
$ cat /u01/app/oracle/product/gc_inst/em/EMGC_OMS1/emgc.properties

4.7 查看agent 状态
$ cd /u01/app/oracle/product/agent13c/agent_13.5.0.0.0/bin/

4.8 停启 agent
./emctl stop agent
./emctl start agent
4.9 测试agent 和 OMS 连通性
$ ./emctl pingOMS
[oracle@em13c bin]$ ./emctl pingOMS
Oracle Enterprise Manager Cloud Control 13c Release 5
Copyright (c) 1996, 2021 Oracle Corporation. All rights reserved.
---------------------------------------------------------------
EMD pingOMS completed successfully
4.10 上传agent 到服务端
$ ./emctl upload agent
[oracle@em13c bin]$ ./emctl upload agent
Oracle Enterprise Manager Cloud Control 13c Release 5
Copyright (c) 1996, 2021 Oracle Corporation. All rights reserved.
---------------------------------------------------------------
EMD upload completed successfully
4.11 停止云控制及其所有组件
执行路径:cd /u01/app/oracle/product/middleware/bin/
./emctl stop oms -all