1,可以看到选择下载对应kernel的asm介质包，相当重要
[root@localhost ~]# ls -lrt
total 444
-rw-r--r-- 1 root root   7045 Jan 27  2010 install.log.syslog
-rw-r--r-- 1 root root  46129 Jan 27  2010 install.log
-rw------- 1 root root   1551 Jan 27  2010 anaconda-ks.cfg
drwxr-xr-x 2 root root   4096 Jan 27  2010 Desktop
-rw-r--r-- 1 root root 127771 Mar 29  2010 oracleasm-2.6.18-164.9.1.el5xen-2.0.5-1.el5.i686.rpm
-rw-r--r-- 1 root root  85382 Mar 29  2010 oracleasm-support-2.1.3-1.el5.i386.rpm
-rw-r--r-- 1 root root  13929 Mar 29  2010 oracleasmlib-2.0.4-1.el5.i386.rpm
-rw-r--r-- 1 root root 127565 Mar 29  2010 oracleasm-2.6.18-164.el5xen-2.0.5-1.el5.i686.rpm
[root@localhost ~]# rpm -vih oracleasm-2.6.18-164.el5xen-2.0.5-1.el5.i686.rpm
warning: oracleasm-2.6.18-164.el5xen-2.0.5-1.el5.i686.rpm: Header V3 DSA signature: NOKEY, key ID 1e5e0159
error: Failed dependencies:
        oracleasm-support >= 2.0.0 is needed by oracleasm-2.6.18-164.el5xen-2.0.5-1.el5.i686
[root@localhost ~]# rpm -ivh oracleasm-support-2.1.3-1.el5.i386.rpm
warning: oracleasm-support-2.1.3-1.el5.i386.rpm: Header V3 DSA signature: NOKEY, key ID 1e5e0159
Preparing...                ########################################### [100%]
   1:oracleasm-support      ########################################### [100%]
[root@localhost ~]# rpm -ivh oracleasmlib-2.0.4-1.el5.i386.rpm
warning: oracleasmlib-2.0.4-1.el5.i386.rpm: Header V3 DSA signature: NOKEY, key ID 1e5e0159
error: Failed dependencies:
        oracleasm >= 1.0.4 is needed by oracleasmlib-2.0.4-1.el5.i386
[root@localhost ~]# rpm -vih oracleasm-2.6.18-164.el5xen-2.0.5-1.el5.i686.rpm
warning: oracleasm-2.6.18-164.el5xen-2.0.5-1.el5.i686.rpm: Header V3 DSA signature: NOKEY, key ID 1e5e0159
Preparing...                ########################################### [100%]
   1:oracleasm-2.6.18-164.el########################################### [100%]
[root@localhost ~]# rpm -ivh oracleasmlib-2.0.4-1.el5.i386.rpm
warning: oracleasmlib-2.0.4-1.el5.i386.rpm: Header V3 DSA signature: NOKEY, key ID 1e5e0159
Preparing...                ########################################### [100%]
   1:oracleasmlib           ########################################### [100%]
[root@localhost ~]#

3,

在vmware server 1.0.2上，对centos 5.4添加虚拟硬盘，采用scsi接口，通过fdisk -l识别不到，更换为ide接口恢复正常