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RAC下grid校验安装包引出的yum低级错误

程序员文章站 2023-12-31 13:07:52
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***********************************************声明********************************************** 原创作品,出自 深蓝的blog 博客,欢迎转载,转载时请务必注明出处,否则追究版权法律责任。 表述有错误之处,请您留言或邮件(hyldba@163.com)指明,

***********************************************声明**********************************************

原创作品,出自 “深蓝的blog” 博客,欢迎转载,转载时请务必注明出处,否则追究版权法律责任。

表述有错误之处,请您留言或邮件(hyldba@163.com)指明,不胜感激。

本文转载必须保留此处:http://blog.csdn.net/huangyanlong/article/details/39227577

深蓝的blog:http://blog.csdn.net/huangyanlong

***************************************************************************************************


***************************************

集群下安装包的检测

***************************************
[grid@node1 grid]$ ./runcluvfy.sh stage -pre crsinst -n node1,node2 -fixup -verbose
缺失的包:
Check: Package existence for "libaio-devel-0.3.105 (i386)" 
  Node Name     Available                 Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         missing                   libaio-devel-0.3.105 (i386)  failed    
  node1         missing                   libaio-devel-0.3.105 (i386)  failed    
Result: Package existence check failed for "libaio-devel-0.3.105 (i386)"

Check: Package existence for "libaio-devel-0.3.105 (x86_64)" 
  Node Name     Available                 Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         missing                   libaio-devel-0.3.105 (x86_64)  failed    
  node1         missing                   libaio-devel-0.3.105 (x86_64)  failed    
Result: Package existence check failed for "libaio-devel-0.3.105 (x86_64)"
Check: Package existence for "sysstat-5.0.5" 
  Node Name     Available                 Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         missing                   sysstat-5.0.5             failed    
  node1         missing                   sysstat-5.0.5             failed    
Result: Package existence check failed for "sysstat-5.0.5"


Check: Package existence for "unixODBC-2.2.11 (i386)" 
  Node Name     Available                 Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         missing                   unixODBC-2.2.11 (i386)    failed    
  node1         missing                   unixODBC-2.2.11 (i386)    failed    
Result: Package existence check failed for "unixODBC-2.2.11 (i386)"


Check: Package existence for "unixODBC-2.2.11 (x86_64)" 
  Node Name     Available                 Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         missing                   unixODBC-2.2.11 (x86_64)  failed    
  node1         missing                   unixODBC-2.2.11 (x86_64)  failed    
Result: Package existence check failed for "unixODBC-2.2.11 (x86_64)"


Check: Package existence for "unixODBC-devel-2.2.11 (i386)" 
  Node Name     Available                 Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         missing                   unixODBC-devel-2.2.11 (i386)  failed    
  node1         missing                   unixODBC-devel-2.2.11 (i386)  failed    
Result: Package existence check failed for "unixODBC-devel-2.2.11 (i386)"


Check: Package existence for "unixODBC-devel-2.2.11 (x86_64)" 
  Node Name     Available                 Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         missing                   unixODBC-devel-2.2.11 (x86_64)  failed    
  node1         missing                   unixODBC-devel-2.2.11 (x86_64)  failed    
Result: Package existence check failed for "unixODBC-devel-2.2.11 (x86_64)"


Check: Package existence for "pdksh-5.2.14" 
  Node Name     Available                 Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         missing                   pdksh-5.2.14              failed    
  node1         missing                   pdksh-5.2.14              failed    
Result: Package existence check failed for "pdksh-5.2.14"
***************************************

yum安装包不成功提示

***************************************
[root@node1 ~]# yum install unixO* -y
Loaded plugins: fastestmirror
Loading mirror speeds from cached hostfile
file:///cd1/repodata/repomd.xml: [Errno 5] OSError: [Errno 2] No such file or directory: '/cd1/repodata/repomd.xml'
Trying other mirror.
Setting up Install Process
Resolving Dependencies
--> Running transaction check
---> Package unixODBC.i386 0:2.2.11-7.1 set to be updated
---> Package unixODBC.x86_64 0:2.2.11-7.1 set to be updated
---> Package unixODBC-devel.i386 0:2.2.11-7.1 set to be updated
---> Package unixODBC-devel.x86_64 0:2.2.11-7.1 set to be updated
---> Package unixODBC-kde.i386 0:2.2.11-7.1 set to be updated
---> Package unixODBC-kde.x86_64 0:2.2.11-7.1 set to be updated
--> Finished Dependency Resolution
Dependencies Resolved

================================================================================
 Package                Arch           Version              Repository     Size
================================================================================
Installing:
 unixODBC               i386           2.2.11-7.1           debug         832 k
 unixODBC               x86_64         2.2.11-7.1           debug         835 k
 unixODBC-devel         i386           2.2.11-7.1           debug         739 k
 unixODBC-devel         x86_64         2.2.11-7.1           debug         796 k
 unixODBC-kde           i386           2.2.11-7.1           debug         560 k
 unixODBC-kde           x86_64         2.2.11-7.1           debug         595 k

Transaction Summary
================================================================================
Install       6 Package(s)
Upgrade       0 Package(s)

Total download size: 4.3 M
Downloading Packages:

Error Downloading Packages:
  unixODBC-devel-2.2.11-7.1.i386: failure: CentOS/unixODBC-devel-2.2.11-7.1.i386.rpm from debug: [Errno 256] No more mirrors to try.
  unixODBC-devel-2.2.11-7.1.x86_64: failure: CentOS/unixODBC-devel-2.2.11-7.1.x86_64.rpm from debug: [Errno 256] No more mirrors to try.
  unixODBC-2.2.11-7.1.x86_64: failure: CentOS/unixODBC-2.2.11-7.1.x86_64.rpm from debug: [Errno 256] No more mirrors to try.
  unixODBC-kde-2.2.11-7.1.i386: failure: CentOS/unixODBC-kde-2.2.11-7.1.i386.rpm from debug: [Errno 256] No more mirrors to try.
  unixODBC-kde-2.2.11-7.1.x86_64: failure: CentOS/unixODBC-kde-2.2.11-7.1.x86_64.rpm from debug: [Errno 256] No more mirrors to try.
  unixODBC-2.2.11-7.1.i386: failure: CentOS/unixODBC-2.2.11-7.1.i386.rpm from debug: [Errno 256] No more mirrors to try.
***************************************

yum list查看,出现错误提示

***************************************
[root@node1 ~]# yum list
Loaded plugins: fastestmirror
Loading mirror speeds from cached hostfile
file:///cd1/repodata/repomd.xml: [Errno 5] OSError: [Errno 2] No such file or directory: '/cd1/repodata/repomd.xml'
Trying other mirror.
Installed Packages
Deployment_Guide-zh-CN.noarch              5.2-11.el5.centos           installed
Deployment_Guide-zh-TW.noarch              5.2-11.el5.centos           installed
GConf2.i386                                2.14.0-9.el5                installed
GConf2.x86_64                              2.14.0-9.el5                installed
GConf2-devel.i386                          2.14.0-9.el5                installed
GConf2-devel.x86_64                        2.14.0-9.el5                installed
MAKEDEV.x86_64                             3.23-1.2                    installed
NetworkManager.i386                        1:0.7.0-10.el5_5.2          installed
NetworkManager.x86_64                      1:0.7.0-10.el5_5.2          installed
NetworkManager-glib.i386                   1:0.7.0-10.el5_5.2          installed
NetworkManager-glib.x86_64                 1:0.7.0-10.el5_5.2          installed
NetworkManager-gnome.x86_64                1:0.7.0-10.el5_5.2          installed
ORBit2.i386                                2.14.3-5.el5                installed
ORBit2.x86_64                              2.14.3-5.el5                installed
ORBit2-devel.i386                          2.14.3-5.el5                installed
ORBit2-devel.x86_64                        2.14.3-5.el5                installed
OpenIPMI.x86_64                            2.0.16-11.el5               installed
OpenIPMI-libs.x86_64                       2.0.16-11.el5               installed
PyQt.x86_64                                3.16-4                      installed
PyQt-devel.i386                            3.16-4                      installed
......
......
......
yum-security.noarch                        1.1.16-14.el5.centos.1      debug    
yum-tmprepo.noarch                         1.1.16-14.el5.centos.1      debug    
yum-tsflags.noarch                         1.1.16-14.el5.centos.1      debug    
yum-updateonboot.noarch                    1.1.16-14.el5.centos.1      debug    
yum-upgrade-helper.noarch                  1.1.16-14.el5.centos.1      debug    
yum-utils.noarch                           1.1.16-14.el5.centos.1      debug    
yum-verify.noarch                          1.1.16-14.el5.centos.1      debug    
yum-versionlock.noarch                     1.1.16-14.el5.centos.1      debug    
zsh-html.x86_64                            4.2.6-5.el5                 debug  
***************************************

检查安装包:竟无一安装包安装成功

***************************************
[grid@node1 grid]$ ./runcluvfy.sh stage -pre crsinst -n node1,node2 -fixup -verbose

缺失的包:
Check: Package existence for "libaio-devel-0.3.105 (i386)" 
  Node Name     Available                 Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         missing                   libaio-devel-0.3.105 (i386)  failed    
  node1         missing                   libaio-devel-0.3.105 (i386)  failed    
Result: Package existence check failed for "libaio-devel-0.3.105 (i386)"

Check: Package existence for "libaio-devel-0.3.105 (x86_64)" 
  Node Name     Available                 Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         missing                   libaio-devel-0.3.105 (x86_64)  failed    
  node1         missing                   libaio-devel-0.3.105 (x86_64)  failed    
Result: Package existence check failed for "libaio-devel-0.3.105 (x86_64)"
Check: Package existence for "sysstat-5.0.5" 
  Node Name     Available                 Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         missing                   sysstat-5.0.5             failed    
  node1         missing                   sysstat-5.0.5             failed    
Result: Package existence check failed for "sysstat-5.0.5"

Check: Package existence for "unixODBC-2.2.11 (i386)" 
  Node Name     Available                 Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         missing                   unixODBC-2.2.11 (i386)    failed    
  node1         missing                   unixODBC-2.2.11 (i386)    failed    
Result: Package existence check failed for "unixODBC-2.2.11 (i386)"

Check: Package existence for "unixODBC-2.2.11 (x86_64)" 
  Node Name     Available                 Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         missing                   unixODBC-2.2.11 (x86_64)  failed    
  node1         missing                   unixODBC-2.2.11 (x86_64)  failed    
Result: Package existence check failed for "unixODBC-2.2.11 (x86_64)"

Check: Package existence for "unixODBC-devel-2.2.11 (i386)" 
  Node Name     Available                 Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         missing                   unixODBC-devel-2.2.11 (i386)  failed    
  node1         missing                   unixODBC-devel-2.2.11 (i386)  failed    
Result: Package existence check failed for "unixODBC-devel-2.2.11 (i386)"

Check: Package existence for "unixODBC-devel-2.2.11 (x86_64)" 
  Node Name     Available                 Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         missing                   unixODBC-devel-2.2.11 (x86_64)  failed    
  node1         missing                   unixODBC-devel-2.2.11 (x86_64)  failed    
Result: Package existence check failed for "unixODBC-devel-2.2.11 (x86_64)"

Check: Package existence for "pdksh-5.2.14" 
  Node Name     Available                 Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         missing                   pdksh-5.2.14              failed    
  node1         missing                   pdksh-5.2.14              failed    
Result: Package existence check failed for "pdksh-5.2.14"
***************************************

假意的yum安装

***************************************
由于没有任何一个包安装成功,怀疑yum配置有问题,同样怀疑之前看到的相关包安装的信息似乎不正确。
于是查看CRT日志,如下所示:在初始处已经提示错误的路径!!!
问题找到了!
[root@node1 ~]# yum install libaio* -y
Loaded plugins: fastestmirror
Loading mirror speeds from cached hostfile
file:///cd1/repodata/repomd.xml: [Errno 5] OSError: [Errno 2] No such file or directory: '/cd1/repodata/repomd.xml'
Trying other mirror.
Setting up Install Process
Package libaio-0.3.106-5.x86_64 already installed and latest version
Package libaio-0.3.106-5.i386 already installed and latest version
Resolving Dependencies
--> Running transaction check
---> Package libaio-devel.i386 0:0.3.106-5 set to be updated
---> Package libaio-devel.x86_64 0:0.3.106-5 set to be updated
--> Finished Dependency Resolution

Dependencies Resolved

================================================================================
 Package               Arch            Version             Repository      Size
================================================================================
Installing:
 libaio-devel          i386            0.3.106-5           debug           12 k
 libaio-devel          x86_64          0.3.106-5           debug           11 k

Transaction Summary
================================================================================
Install       2 Package(s)
Upgrade       0 Package(s)

Total download size: 23 k
Downloading Packages:

Error Downloading Packages:
  libaio-devel-0.3.106-5.i386: failure: CentOS/libaio-devel-0.3.106-5.i386.rpm from debug: [Errno 256] No more mirrors to try.
  libaio-devel-0.3.106-5.x86_64: failure: CentOS/libaio-devel-0.3.106-5.x86_64.rpm from debug: [Errno 256] No more mirrors to try.
[root@node1 ~]# yum install syssta* -y
Loaded plugins: fastestmirror
Loading mirror speeds from cached hostfile
file:///cd1/repodata/repomd.xml: [Errno 5] OSError: [Errno 2] No such file or directory: '/cd1/repodata/repomd.xml'
Trying other mirror.
Setting up Install Process
Resolving Dependencies
--> Running transaction check
---> Package sysstat.x86_64 0:7.0.2-3.el5_5.1 set to be updated
--> Finished Dependency Resolution

Dependencies Resolved
================================================================================
 Package          Arch            Version                  Repository      Size
================================================================================
Installing:
 sysstat          x86_64          7.0.2-3.el5_5.1          debug          174 k

Transaction Summary
================================================================================
Install       1 Package(s)
Upgrade       0 Package(s)

Total download size: 174 k
Downloading Packages:

Error Downloading Packages:
  sysstat-7.0.2-3.el5_5.1.x86_64: failure: CentOS/sysstat-7.0.2-3.el5_5.1.x86_64.rpm from debug: [Errno 256] No more mirrors to try.
***************************************

检查yum指向光盘的路径yum.repo文件

***************************************
检查发现,路径配置没有问题
[root@node1 yum.repos.d]# cat /etc/yum.repos.d/yum.repo
# CentOS-Base.repo
#
# The mirror system uses the connecting IP address of the client and the
# update status of each mirror to pick mirrors that are updated to and
# geographically close to the client.  You should use this for CentOS updates
# unless you are manually picking other mirrors.
#

# All debug packages from all the various CentOS-5 releases
# are merged into a single repo, split by BaseArch
#
# Note: packages in the debuginfo repo are currently not signed
#

[debug]
name=CentOS-5 - Debuginfo
#baseurl=http://debuginfo.centos.org/5/$basearch/
baseurl=file:///cd1
gpgcheck=0
#gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-5
enabled=1
***************************************

检查光盘是否被mount到指定路径

***************************************
果然不出所料,没有对光盘进行mount,如下所示:
[root@node1 yum.repos.d]# df -h
Filesystem            Size  Used Avail Use% Mounted on
/dev/sda3              35G  8.4G   25G  26% /
/dev/sda1             487M   24M  438M   6% /boot
tmpfs                 872M     0  872M   0% /dev/shm
none                  872M  104K  872M   1% /var/lib/xenstored
/dev/hdc              4.0G  4.0G     0 100% /media/CentOS_5.6_Final

[root@node1 yum.repos.d]# mount /dev/hdc /cd1    --mount光盘
***************************************

安装缺失的包

***************************************
操作语句:
[root@node1 ~]# yum install libaio* -y
[root@node1 ~]# yum install syssta* -y
[root@node1 ~]# yum install unixO* -y
[root@node1 ~]# yum install pdk* -y
过程信息如下:
[root@node1 /]# yum install libaio* -y
Loaded plugins: fastestmirror
Loading mirror speeds from cached hostfile
Setting up Install Process
Package libaio-0.3.106-5.x86_64 already installed and latest version
Package libaio-0.3.106-5.i386 already installed and latest version
Resolving Dependencies
--> Running transaction check
---> Package libaio-devel.i386 0:0.3.106-5 set to be updated
---> Package libaio-devel.x86_64 0:0.3.106-5 set to be updated
--> Finished Dependency Resolution

Dependencies Resolved

================================================================================
 Package               Arch            Version             Repository      Size
================================================================================
Installing:
 libaio-devel          i386            0.3.106-5           debug           12 k
 libaio-devel          x86_64          0.3.106-5           debug           11 k

Transaction Summary
================================================================================
Install       2 Package(s)
Upgrade       0 Package(s)

Total download size: 23 k
Downloading Packages:
--------------------------------------------------------------------------------
Total                                           1.1 MB/s |  23 kB     00:00     
Running rpm_check_debug
Running Transaction Test
Finished Transaction Test
Transaction Test Succeeded
Running Transaction
  Installing     : libaio-devel                                             1/2 
  Installing     : libaio-devel                                             2/2 

Installed:
  libaio-devel.i386 0:0.3.106-5         libaio-devel.x86_64 0:0.3.106-5        

Complete!
[root@node1 /]# yum install syssta* -y
Loaded plugins: fastestmirror
Loading mirror speeds from cached hostfile
Setting up Install Process
Resolving Dependencies
--> Running transaction check
---> Package sysstat.x86_64 0:7.0.2-3.el5_5.1 set to be updated
--> Finished Dependency Resolution

Dependencies Resolved

================================================================================
 Package          Arch            Version                  Repository      Size
================================================================================
Installing:
 sysstat          x86_64          7.0.2-3.el5_5.1          debug          174 k

Transaction Summary
================================================================================
Install       1 Package(s)
Upgrade       0 Package(s)

Total download size: 174 k
Downloading Packages:
Running rpm_check_debug
Running Transaction Test
Finished Transaction Test
Transaction Test Succeeded
Running Transaction
  Installing     : sysstat                                                  1/1 

Installed:
  sysstat.x86_64 0:7.0.2-3.el5_5.1                                              

Complete!
[root@node1 /]# yum install unixO* -y
Loaded plugins: fastestmirror
Loading mirror speeds from cached hostfile
Setting up Install Process
Resolving Dependencies
--> Running transaction check
---> Package unixODBC.i386 0:2.2.11-7.1 set to be updated
---> Package unixODBC.x86_64 0:2.2.11-7.1 set to be updated
---> Package unixODBC-devel.i386 0:2.2.11-7.1 set to be updated
---> Package unixODBC-devel.x86_64 0:2.2.11-7.1 set to be updated
---> Package unixODBC-kde.i386 0:2.2.11-7.1 set to be updated
---> Package unixODBC-kde.x86_64 0:2.2.11-7.1 set to be updated
--> Finished Dependency Resolution

Dependencies Resolved

================================================================================
 Package                Arch           Version              Repository     Size
================================================================================
Installing:
 unixODBC               i386           2.2.11-7.1           debug         832 k
 unixODBC               x86_64         2.2.11-7.1           debug         835 k
 unixODBC-devel         i386           2.2.11-7.1           debug         739 k
 unixODBC-devel         x86_64         2.2.11-7.1           debug         796 k
 unixODBC-kde           i386           2.2.11-7.1           debug         560 k
 unixODBC-kde           x86_64         2.2.11-7.1           debug         595 k

Transaction Summary
================================================================================
Install       6 Package(s)
Upgrade       0 Package(s)

Total download size: 4.3 M
Downloading Packages:
--------------------------------------------------------------------------------
Total                                           456 MB/s | 4.3 MB     00:00     
Running rpm_check_debug
Running Transaction Test
Finished Transaction Test
Transaction Test Succeeded
Running Transaction
  Installing     : unixODBC                                                 1/6 
  Installing     : unixODBC                                                 2/6 
  Installing     : unixODBC-devel                                           3/6 
  Installing     : unixODBC-devel                                           4/6 
  Installing     : unixODBC-kde                                             5/6 
  Installing     : unixODBC-kde                                             6/6 

Installed:
  unixODBC.i386 0:2.2.11-7.1            unixODBC.x86_64 0:2.2.11-7.1           
  unixODBC-devel.i386 0:2.2.11-7.1      unixODBC-devel.x86_64 0:2.2.11-7.1     
  unixODBC-kde.i386 0:2.2.11-7.1        unixODBC-kde.x86_64 0:2.2.11-7.1       

Complete!

[root@node1 /]# yum install pdk* -y
Loaded plugins: fastestmirror
Loading mirror speeds from cached hostfile
Setting up Install Process
Resolving Dependencies
--> Running transaction check
---> Package pdksh.x86_64 0:5.2.14-36.el5 set to be updated
--> Finished Dependency Resolution

Dependencies Resolved
================================================================================
 Package         Arch             Version                 Repository       Size
================================================================================
Installing:
 pdksh           x86_64           5.2.14-36.el5           debug           205 k


Transaction Summary
================================================================================
Install       1 Package(s)
Upgrade       0 Package(s)

Total download size: 205 k
Downloading Packages:
Running rpm_check_debug
Running Transaction Test
Finished Transaction Test
Transaction Test Succeeded
Running Transaction
  Installing     : pdksh                                                    1/1 

Installed:
  pdksh.x86_64 0:5.2.14-36.el5                                                  

Complete!
***************************************

复查安装的包:全部通过检查

***************************************
[grid@node1 grid]$ ./runcluvfy.sh stage -pre crsinst -n node1,node2 -fixup -verbose

Performing pre-checks for cluster services setup 

Checking node reachability...

Check: Node reachability from node "node1"
  Destination Node                      Reachable?              
  ------------------------------------  ------------------------
  node1                                 yes                     
  node2                                 yes                     
Result: Node reachability check passed from node "node1"

Checking user equivalence...

Check: User equivalence for user "grid"
  Node Name                             Comment                 
  ------------------------------------  ------------------------
  node2                                 passed                  
  node1                                 passed                  
Result: User equivalence check passed for user "grid"

Checking node connectivity...

Checking hosts config file...
  Node Name     Status                    Comment                 
  ------------  ------------------------  ------------------------
  node2         passed                                            
  node1         passed                                            

Verification of the hosts config file successful

Interface information for node "node2"
 Name   IP Address      Subnet          Gateway         Def. Gateway    HW Address        MTU   
 ------ --------------- --------------- --------------- --------------- ----------------- ------
 eth1   10.53.105.23    10.53.105.0     0.0.0.0         10.53.105.1     08:00:27:65:54:09 1500  
 virbr0 192.168.122.1   192.168.122.0   0.0.0.0         10.53.105.1     00:00:00:00:00:00 1500  
 eth0   10.53.105.21    10.53.105.0     0.0.0.0         10.53.105.1     08:00:27:4F:6D:90 1500  

Interface information for node "node1"
 Name   IP Address      Subnet          Gateway         Def. Gateway    HW Address        MTU   
 ------ --------------- --------------- --------------- --------------- ----------------- ------
 eth1   10.53.105.22    10.53.105.0     0.0.0.0         10.53.105.1     08:00:27:BE:74:D3 1500  
 virbr0 192.168.122.1   192.168.122.0   0.0.0.0         10.53.105.1     00:00:00:00:00:00 1500  
 eth0   10.53.105.20    10.53.105.0     0.0.0.0         10.53.105.1     08:00:27:37:EE:50 1500  

Check: Node connectivity of subnet "10.53.105.0"
  Source                          Destination                     Connected?      
  ------------------------------  ------------------------------  ----------------
  node2:eth1                      node2:eth0                      yes             
  node2:eth1                      node1:eth1                      yes             
  node2:eth1                      node1:eth0                      yes             
  node2:eth0                      node1:eth1                      yes             
  node2:eth0                      node1:eth0                      yes             
  node1:eth1                      node1:eth0                      yes             
Result: Node connectivity passed for subnet "10.53.105.0" with node(s) node2,node1

Check: TCP connectivity of subnet "10.53.105.0"
  Source                          Destination                     Connected?      
  ------------------------------  ------------------------------  ----------------
  node1:10.53.105.22              node2:10.53.105.23              passed          
  node1:10.53.105.22              node2:10.53.105.21              passed          
  node1:10.53.105.22              node1:10.53.105.20              passed          
Result: TCP connectivity check passed for subnet "10.53.105.0"

Check: Node connectivity of subnet "192.168.122.0"
  Source                          Destination                     Connected?      
  ------------------------------  ------------------------------  ----------------
  node2:virbr0                    node1:virbr0                    yes             
Result: Node connectivity passed for subnet "192.168.122.0" with node(s) node2,node1

Check: TCP connectivity of subnet "192.168.122.0"
Result: TCP connectivity check failed for subnet "192.168.122.0"

Interfaces found on subnet "10.53.105.0" that are likely candidates for VIP are:
node2 eth1:10.53.105.23
node1 eth1:10.53.105.22

Interfaces found on subnet "10.53.105.0" that are likely candidates for VIP are:
node2 eth0:10.53.105.21
node1 eth0:10.53.105.20

Interfaces found on subnet "192.168.122.0" that are likely candidates for a private interconnect are:
node2 virbr0:192.168.122.1
node1 virbr0:192.168.122.1

Result: Node connectivity check passed

Check: Total memory 
  Node Name     Available                 Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         1.7GB (1785856.0KB)       1.5GB (1572864.0KB)       passed    
  node1         1.7GB (1785856.0KB)       1.5GB (1572864.0KB)       passed    
Result: Total memory check passed

Check: Available memory 
  Node Name     Available                 Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         1.45GB (1523976.0KB)      50MB (51200.0KB)          passed    
  node1         1.31GB (1375400.0KB)      50MB (51200.0KB)          passed    
Result: Available memory check passed

Check: Swap space 
  Node Name     Available                 Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         4GB (4192956.0KB)         2.55GB (2678784.0KB)      passed    
  node1         4GB (4192956.0KB)         2.55GB (2678784.0KB)      passed    
Result: Swap space check passed

Check: Free disk space for "node2:/tmp" 
  Path              Node Name     Mount point   Available     Required      Comment     
  ----------------  ------------  ------------  ------------  ------------  ------------
  /tmp              node2         /             29.24GB       1GB           passed      
Result: Free disk space check passed for "node2:/tmp"

Check: Free disk space for "node1:/tmp" 
  Path              Node Name     Mount point   Available     Required      Comment     
  ----------------  ------------  ------------  ------------  ------------  ------------
  /tmp              node1         /             25.45GB       1GB           passed      
Result: Free disk space check passed for "node1:/tmp"

Check: User existence for "grid" 
  Node Name     Status                    Comment                 
  ------------  ------------------------  ------------------------
  node2         exists                    passed                  
  node1         exists                    passed                  
Result: User existence check passed for "grid"

Check: Group existence for "oinstall" 
  Node Name     Status                    Comment                 
  ------------  ------------------------  ------------------------
  node2         exists                    passed                  
  node1         exists                    passed                  
Result: Group existence check passed for "oinstall"

Check: Group existence for "dba" 
  Node Name     Status                    Comment                 
  ------------  ------------------------  ------------------------
  node2         exists                    passed                  
  node1         exists                    passed                  
Result: Group existence check passed for "dba"

Check: Membership of user "grid" in group "oinstall" [as Primary]
  Node Name         User Exists   Group Exists  User in Group  Primary       Comment     
  ----------------  ------------  ------------  ------------  ------------  ------------
  node2             yes           yes           yes           yes           passed      
  node1             yes           yes           yes           yes           passed      
Result: Membership check for user "grid" in group "oinstall" [as Primary] passed

Check: Membership of user "grid" in group "dba" 
  Node Name         User Exists   Group Exists  User in Group  Comment         
  ----------------  ------------  ------------  ------------  ----------------
  node2             yes           yes           yes           passed          
  node1             yes           yes           yes           passed          
Result: Membership check for user "grid" in group "dba" passed

Check: Run level 
  Node Name     run level                 Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         5                         3,5                       passed    
  node1         5                         3,5                       passed    
Result: Run level check passed

Check: Hard limits for "maximum open file descriptors" 
  Node Name         Type          Available     Required      Comment         
  ----------------  ------------  ------------  ------------  ----------------
  node2             hard          65536         65536         passed          
  node1             hard          65536         65536         passed          
Result: Hard limits check passed for "maximum open file descriptors"

Check: Soft limits for "maximum open file descriptors" 
  Node Name         Type          Available     Required      Comment         
  ----------------  ------------  ------------  ------------  ----------------
  node2             soft          1024          1024          passed          
  node1             soft          1024          1024          passed          
Result: Soft limits check passed for "maximum open file descriptors"

Check: Hard limits for "maximum user processes" 
  Node Name         Type          Available     Required      Comment         
  ----------------  ------------  ------------  ------------  ----------------
  node2             hard          16384         16384         passed          
  node1             hard          16384         16384         passed          
Result: Hard limits check passed for "maximum user processes"

Check: Soft limits for "maximum user processes" 
  Node Name         Type          Available     Required      Comment         
  ----------------  ------------  ------------  ------------  ----------------
  node2             soft          2047          2047          passed          
  node1             soft          2047          2047          passed          
Result: Soft limits check passed for "maximum user processes"

Check: System architecture 
  Node Name     Available                 Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         x86_64                    x86_64                    passed    
  node1         x86_64                    x86_64                    passed    
Result: System architecture check passed

Check: Kernel version 
  Node Name     Available                 Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         2.6.18-238.el5xen         2.6.9                     passed    
  node1         2.6.18-238.el5xen         2.6.9                     passed    
Result: Kernel version check passed

Check: Kernel parameter for "semmsl" 
  Node Name     Configured                Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         250                       250                       passed    
  node1         250                       250                       passed    
Result: Kernel parameter check passed for "semmsl"

Check: Kernel parameter for "semmns" 
  Node Name     Configured                Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         32000                     32000                     passed    
  node1         32000                     32000                     passed    
Result: Kernel parameter check passed for "semmns"


Check: Kernel parameter for "semopm" 
  Node Name     Configured                Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         100                       100                       passed    
  node1         100                       100                       passed    
Result: Kernel parameter check passed for "semopm"

Check: Kernel parameter for "semmni" 
  Node Name     Configured                Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         128                       128                       passed    
  node1         128                       128                       passed    
Result: Kernel parameter check passed for "semmni"

Check: Kernel parameter for "shmmax" 
  Node Name     Configured                Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         536870912                 536870912                 passed    
  node1         536870912                 536870912                 passed    
Result: Kernel parameter check passed for "shmmax"

Check: Kernel parameter for "shmmni" 
  Node Name     Configured                Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         4096                      4096                      passed    
  node1         4096                      4096                      passed    
Result: Kernel parameter check passed for "shmmni"


Check: Kernel parameter for "shmall" 
  Node Name     Configured                Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         2097152                   2097152                   passed    
  node1         2097152                   2097152                   passed    
Result: Kernel parameter check passed for "shmall"


Check: Kernel parameter for "file-max" 
  Node Name     Configured                Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         6815744                   6815744                   passed    
  node1         6815744                   6815744                   passed    
Result: Kernel parameter check passed for "file-max"


Check: Kernel parameter for "ip_local_port_range" 
  Node Name     Configured                Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         between 9000 & 65500      between 9000 & 65500      passed    
  node1         between 9000 & 65500      between 9000 & 65500      passed    
Result: Kernel parameter check passed for "ip_local_port_range"


Check: Kernel parameter for "rmem_default" 
  Node Name     Configured                Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         262144                    262144                    passed    
  node1         262144                    262144                    passed    
Result: Kernel parameter check passed for "rmem_default"


Check: Kernel parameter for "rmem_max" 
  Node Name     Configured                Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         4194304                   4194304                   passed    
  node1         4194304                   4194304                   passed    
Result: Kernel parameter check passed for "rmem_max"


Check: Kernel parameter for "wmem_default" 
  Node Name     Configured                Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         262144                    262144                    passed    
  node1         262144                    262144                    passed    
Result: Kernel parameter check passed for "wmem_default"


Check: Kernel parameter for "wmem_max" 
  Node Name     Configured                Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         1048586                   1048576                   passed    
  node1         1048586                   1048576                   passed    
Result: Kernel parameter check passed for "wmem_max"


Check: Kernel parameter for "aio-max-nr" 
  Node Name     Configured                Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         1048576                   1048576                   passed    
  node1         1048576                   1048576                   passed    
Result: Kernel parameter check passed for "aio-max-nr"


Check: Package existence for "make-3.80" 
  Node Name     Available                 Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         make-3.81-3.el5           make-3.80                 passed    
  node1         make-3.81-3.el5           make-3.80                 passed    
Result: Package existence check passed for "make-3.80"


Check: Package existence for "binutils-2.15.92.0.2" 
  Node Name     Available                 Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         binutils-2.17.50.0.6-14.el5  binutils-2.15.92.0.2      passed    
  node1         binutils-2.17.50.0.6-14.el5  binutils-2.15.92.0.2      passed    
Result: Package existence check passed for "binutils-2.15.92.0.2"


Check: Package existence for "gcc-3.4.6" 
  Node Name     Available                 Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         gcc-4.1.2-50.el5          gcc-3.4.6                 passed    
  node1         gcc-4.1.2-50.el5          gcc-3.4.6                 passed    
Result: Package existence check passed for "gcc-3.4.6"


Check: Package existence for "libaio-0.3.105 (i386)" 
  Node Name     Available                 Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         libaio-0.3.106-5 (i386)   libaio-0.3.105 (i386)     passed    
  node1         libaio-0.3.106-5 (i386)   libaio-0.3.105 (i386)     passed    
Result: Package existence check passed for "libaio-0.3.105 (i386)"


Check: Package existence for "libaio-0.3.105 (x86_64)" 
  Node Name     Available                 Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         libaio-0.3.106-5 (x86_64)  libaio-0.3.105 (x86_64)   passed    
  node1         libaio-0.3.106-5 (x86_64)  libaio-0.3.105 (x86_64)   passed    
Result: Package existence check passed for "libaio-0.3.105 (x86_64)"


Check: Package existence for "glibc-2.3.4-2.41 (i686)" 
  Node Name     Available                 Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         glibc-2.5-58 (i686)       glibc-2.3.4-2.41 (i686)   passed    
  node1         glibc-2.5-58 (i686)       glibc-2.3.4-2.41 (i686)   passed    
Result: Package existence check passed for "glibc-2.3.4-2.41 (i686)"


Check: Package existence for "glibc-2.3.4-2.41 (x86_64)" 
  Node Name     Available                 Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         glibc-2.5-58 (x86_64)     glibc-2.3.4-2.41 (x86_64)  passed    
  node1         glibc-2.5-58 (x86_64)     glibc-2.3.4-2.41 (x86_64)  passed    
Result: Package existence check passed for "glibc-2.3.4-2.41 (x86_64)"


Check: Package existence for "compat-libstdc++-33-3.2.3 (i386)" 
  Node Name     Available                 Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         compat-libstdc++-33-3.2.3-61 (i386)  compat-libstdc++-33-3.2.3 (i386)  passed    
  node1         compat-libstdc++-33-3.2.3-61 (i386)  compat-libstdc++-33-3.2.3 (i386)  passed    
Result: Package existence check passed for "compat-libstdc++-33-3.2.3 (i386)"


Check: Package existence for "compat-libstdc++-33-3.2.3 (x86_64)" 
  Node Name     Available                 Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         compat-libstdc++-33-3.2.3-61 (x86_64)  compat-libstdc++-33-3.2.3 (x86_64)  passed    
  node1         compat-libstdc++-33-3.2.3-61 (x86_64)  compat-libstdc++-33-3.2.3 (x86_64)  passed    
Result: Package existence check passed for "compat-libstdc++-33-3.2.3 (x86_64)"


Check: Package existence for "elfutils-libelf-0.97 (x86_64)" 
  Node Name     Available                 Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         elfutils-libelf-0.137-3.el5 (x86_64)  elfutils-libelf-0.97 (x86_64)  passed    
  node1         elfutils-libelf-0.137-3.el5 (x86_64)  elfutils-libelf-0.97 (x86_64)  passed    
Result: Package existence check passed for "elfutils-libelf-0.97 (x86_64)"


Check: Package existence for "elfutils-libelf-devel-0.97" 
  Node Name     Available                 Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         elfutils-libelf-devel-0.137-3.el5  elfutils-libelf-devel-0.97  passed    
  node1         elfutils-libelf-devel-0.137-3.el5  elfutils-libelf-devel-0.97  passed    
Result: Package existence check passed for "elfutils-libelf-devel-0.97"


Check: Package existence for "glibc-common-2.3.4" 
  Node Name     Available                 Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         glibc-common-2.5-58       glibc-common-2.3.4        passed    
  node1         glibc-common-2.5-58       glibc-common-2.3.4        passed    
Result: Package existence check passed for "glibc-common-2.3.4"


Check: Package existence for "glibc-devel-2.3.4 (x86_64)" 
  Node Name     Available                 Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         glibc-devel-2.5-58 (x86_64)  glibc-devel-2.3.4 (x86_64)  passed    
  node1         glibc-devel-2.5-58 (x86_64)  glibc-devel-2.3.4 (x86_64)  passed    
Result: Package existence check passed for "glibc-devel-2.3.4 (x86_64)"


Check: Package existence for "glibc-headers-2.3.4" 
  Node Name     Available                 Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         glibc-headers-2.5-58      glibc-headers-2.3.4       passed    
  node1         glibc-headers-2.5-58      glibc-headers-2.3.4       passed    
Result: Package existence check passed for "glibc-headers-2.3.4"


Check: Package existence for "gcc-c++-3.4.6" 
  Node Name     Available                 Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         gcc-c++-4.1.2-50.el5      gcc-c++-3.4.6             passed    
  node1         gcc-c++-4.1.2-50.el5      gcc-c++-3.4.6             passed    
Result: Package existence check passed for "gcc-c++-3.4.6"


Check: Package existence for "libaio-devel-0.3.105 (i386)" 
  Node Name     Available                 Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         libaio-devel-0.3.106-5 (i386)  libaio-devel-0.3.105 (i386)  passed    
  node1         libaio-devel-0.3.106-5 (i386)  libaio-devel-0.3.105 (i386)  passed    
Result: Package existence check passed for "libaio-devel-0.3.105 (i386)"


Check: Package existence for "libaio-devel-0.3.105 (x86_64)" 
  Node Name     Available                 Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         libaio-devel-0.3.106-5 (x86_64)  libaio-devel-0.3.105 (x86_64)  passed    
  node1         libaio-devel-0.3.106-5 (x86_64)  libaio-devel-0.3.105 (x86_64)  passed    
Result: Package existence check passed for "libaio-devel-0.3.105 (x86_64)"


Check: Package existence for "libgcc-3.4.6 (i386)" 
  Node Name     Available                 Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         libgcc-4.1.2-50.el5 (i386)  libgcc-3.4.6 (i386)       passed    
  node1         libgcc-4.1.2-50.el5 (i386)  libgcc-3.4.6 (i386)       passed    
Result: Package existence check passed for "libgcc-3.4.6 (i386)"


Check: Package existence for "libgcc-3.4.6 (x86_64)" 
  Node Name     Available                 Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         libgcc-4.1.2-50.el5 (x86_64)  libgcc-3.4.6 (x86_64)     passed    
  node1         libgcc-4.1.2-50.el5 (x86_64)  libgcc-3.4.6 (x86_64)     passed    
Result: Package existence check passed for "libgcc-3.4.6 (x86_64)"


Check: Package existence for "libstdc++-3.4.6 (i386)" 
  Node Name     Available                 Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         libstdc++-4.1.2-50.el5 (i386)  libstdc++-3.4.6 (i386)    passed    
  node1         libstdc++-4.1.2-50.el5 (i386)  libstdc++-3.4.6 (i386)    passed    
Result: Package existence check passed for "libstdc++-3.4.6 (i386)"


Check: Package existence for "libstdc++-3.4.6 (x86_64)" 
  Node Name     Available                 Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         libstdc++-4.1.2-50.el5 (x86_64)  libstdc++-3.4.6 (x86_64)  passed    
  node1         libstdc++-4.1.2-50.el5 (x86_64)  libstdc++-3.4.6 (x86_64)  passed    
Result: Package existence check passed for "libstdc++-3.4.6 (x86_64)"


Check: Package existence for "libstdc++-devel-3.4.6 (x86_64)" 
  Node Name     Available                 Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         libstdc++-devel-4.1.2-50.el5 (x86_64)  libstdc++-devel-3.4.6 (x86_64)  passed    
  node1         libstdc++-devel-4.1.2-50.el5 (x86_64)  libstdc++-devel-3.4.6 (x86_64)  passed    
Result: Package existence check passed for "libstdc++-devel-3.4.6 (x86_64)"


Check: Package existence for "sysstat-5.0.5" 
  Node Name     Available                 Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         sysstat-7.0.2-3.el5_5.1   sysstat-5.0.5             passed    
  node1         sysstat-7.0.2-3.el5_5.1   sysstat-5.0.5             passed    
Result: Package existence check passed for "sysstat-5.0.5"


Check: Package existence for "unixODBC-2.2.11 (i386)" 
  Node Name     Available                 Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         unixODBC-2.2.11-7.1 (i386)  unixODBC-2.2.11 (i386)    passed    
  node1         unixODBC-2.2.11-7.1 (i386)  unixODBC-2.2.11 (i386)    passed    
Result: Package existence check passed for "unixODBC-2.2.11 (i386)"


Check: Package existence for "unixODBC-2.2.11 (x86_64)" 
  Node Name     Available                 Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         unixODBC-2.2.11-7.1 (x86_64)  unixODBC-2.2.11 (x86_64)  passed    
  node1         unixODBC-2.2.11-7.1 (x86_64)  unixODBC-2.2.11 (x86_64)  passed    
Result: Package existence check passed for "unixODBC-2.2.11 (x86_64)"


Check: Package existence for "unixODBC-devel-2.2.11 (i386)" 
  Node Name     Available                 Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         unixODBC-devel-2.2.11-7.1 (i386)  unixODBC-devel-2.2.11 (i386)  passed    
  node1         unixODBC-devel-2.2.11-7.1 (i386)  unixODBC-devel-2.2.11 (i386)  passed    
Result: Package existence check passed for "unixODBC-devel-2.2.11 (i386)"


Check: Package existence for "unixODBC-devel-2.2.11 (x86_64)" 
  Node Name     Available                 Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         unixODBC-devel-2.2.11-7.1 (x86_64)  unixODBC-devel-2.2.11 (x86_64)  passed    
  node1         unixODBC-devel-2.2.11-7.1 (x86_64)  unixODBC-devel-2.2.11 (x86_64)  passed    
Result: Package existence check passed for "unixODBC-devel-2.2.11 (x86_64)"


Check: Package existence for "pdksh-5.2.14" 
  Node Name     Available                 Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         pdksh-5.2.14-36.el5       pdksh-5.2.14              passed    
  node1         pdksh-5.2.14-36.el5       pdksh-5.2.14              passed    
Result: Package existence check passed for "pdksh-5.2.14"


Check: Package existence for "expat-1.95.7 (x86_64)" 
  Node Name     Available                 Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         expat-1.95.8-8.3.el5_5.3 (x86_64)  expat-1.95.7 (x86_64)     passed    
  node1         expat-1.95.8-8.3.el5_5.3 (x86_64)  expat-1.95.7 (x86_64)     passed    
Result: Package existence check passed for "expat-1.95.7 (x86_64)"


Checking for multiple users with UID value 0
Result: Check for multiple users with UID value 0 passed 


Check: Current group ID 
Result: Current group ID check passed
Checking Core file name pattern consistency...
Core file name pattern consistency check passed.


Checking to make sure user "grid" is not in "root" group
  Node Name     Status                    Comment                 
  ------------  ------------------------  ------------------------
  node2         does not exist            passed                  
  node1         does not exist            passed                  
Result: User "grid" is not part of "root" group. Check passed


Check default user file creation mask
  Node Name     Available                 Required                  Comment   
  ------------  ------------------------  ------------------------  ----------
  node2         0022                      0022                      passed    
  node1         0022                      0022                      passed    
Result: Default user file creation mask check passed


Starting Clock synchronization checks using Network Time Protocol(NTP)...


NTP Configuration file check started...
Network Time Protocol(NTP) configuration file not found on any of the nodes. Oracle Cluster Time Synchronization Service(CTSS) can be used instead of NTP for time synchronization on the cluster nodes


Result: Clock synchronization check using Network Time Protocol(NTP) passed

Pre-check for cluster services setup was successful.

***************************************

小结

***************************************
其实这次错误非常低级,于是借此机会想了下无法安装包可能出现的几种情况:
1、rpm安装时缺少依赖关系;
2、安装包版本不对;
3、yum路径配置不正确;
4、yum配置的路径没有mount上光盘信息;
5、使用yum时注意包名的书写格式:例如:# yum install libaio* -y。

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