之前安装在红帽子系统上安装oracle过程中，遇到getconf LONG_BIT显示的系统位数为32位，而实际系统安装镜像时64位。导致启动oracle安装图形界面报错。
[root@sesprd oracle]# getconf LONG_BIT 32 [root@sesprd oracle]# uname -m x86_64
解决办法，修改软件接
[root@sesprd oracleinstall]# cd /usr/libexec/getconf/ [root@sesprd getconf]# ls default POSIX_V6_ILP32_OFFBIG POSIX_V7_ILP32_OFF32 POSIX_V7_LP64_OFF64 XBS5_ILP32_OFFBIG POSIX_V6_ILP32_OFF32 POSIX_V6_LP64_OFF64 POSIX_V7_ILP32_OFFBIG XBS5_ILP32_OFF32 XBS5_LP64_OFF64 [root@sesprd getconf]# ls -l total 192 lrwxrwxrwx. 1 root root 20 Jan 31 17:22 default -> POSIX_V6_ILP32_OFF32 -rwxr-xr-x. 6 root root 17936 Aug 2 2017 POSIX_V6_ILP32_OFF32 -rwxr-xr-x. 6 root root 17936 Aug 2 2017 POSIX_V6_ILP32_OFFBIG -rwxr-xr-x. 3 root root 22848 Jan 20 2015 POSIX_V6_LP64_OFF64 -rwxr-xr-x. 6 root root 17936 Aug 2 2017 POSIX_V7_ILP32_OFF32 -rwxr-xr-x. 6 root root 17936 Aug 2 2017 POSIX_V7_ILP32_OFFBIG -rwxr-xr-x. 3 root root 22848 Jan 20 2015 POSIX_V7_LP64_OFF64 -rwxr-xr-x. 6 root root 17936 Aug 2 2017 XBS5_ILP32_OFF32 -rwxr-xr-x. 6 root root 17936 Aug 2 2017 XBS5_ILP32_OFFBIG -rwxr-xr-x. 3 root root 22848 Jan 20 2015 XBS5_LP64_OFF64 [root@sesprd getconf]# ln POSIX_V6_LP64_OFF64 default ln: failed to create hard link ‘default’: File exists [root@sesprd getconf]# rm default.bak rm: cannot remove ‘default.bak’: No such file or directory [root@sesprd getconf]# rm default.bak rm: cannot remove ‘default.bak’: No such file or directory [root@sesprd getconf]# rm default rm: remove symbolic link ‘default’? y [root@sesprd getconf]# ls -l total 192 -rwxr-xr-x. 6 root root 17936 Aug 2 2017 POSIX_V6_ILP32_OFF32 -rwxr-xr-x. 6 root root 17936 Aug 2 2017 POSIX_V6_ILP32_OFFBIG -rwxr-xr-x. 3 root root 22848 Jan 20 2015 POSIX_V6_LP64_OFF64 -rwxr-xr-x. 6 root root 17936 Aug 2 2017 POSIX_V7_ILP32_OFF32 -rwxr-xr-x. 6 root root 17936 Aug 2 2017 POSIX_V7_ILP32_OFFBIG -rwxr-xr-x. 3 root root 22848 Jan 20 2015 POSIX_V7_LP64_OFF64 -rwxr-xr-x. 6 root root 17936 Aug 2 2017 XBS5_ILP32_OFF32 -rwxr-xr-x. 6 root root 17936 Aug 2 2017 XBS5_ILP32_OFFBIG -rwxr-xr-x. 3 root root 22848 Jan 20 2015 XBS5_LP64_OFF64 [root@sesprd getconf]# ln -s POSIX_V6_LP64_OFF64 default [root@sesprd getconf]# ls -l total 192 lrwxrwxrwx. 1 root root 19 Feb 1 11:56 default -> POSIX_V6_LP64_OFF64 -rwxr-xr-x. 6 root root 17936 Aug 2 2017 POSIX_V6_ILP32_OFF32 -rwxr-xr-x. 6 root root 17936 Aug 2 2017 POSIX_V6_ILP32_OFFBIG -rwxr-xr-x. 3 root root 22848 Jan 20 2015 POSIX_V6_LP64_OFF64 -rwxr-xr-x. 6 root root 17936 Aug 2 2017 POSIX_V7_ILP32_OFF32 -rwxr-xr-x. 6 root root 17936 Aug 2 2017 POSIX_V7_ILP32_OFFBIG -rwxr-xr-x. 3 root root 22848 Jan 20 2015 POSIX_V7_LP64_OFF64 -rwxr-xr-x. 6 root root 17936 Aug 2 2017 XBS5_ILP32_OFF32 -rwxr-xr-x. 6 root root 17936 Aug 2 2017 XBS5_ILP32_OFFBIG -rwxr-xr-x. 3 root root 22848 Jan 20 2015 XBS5_LP64_OFF64 [root@sesprd getconf]# [root@sesprd ~]# getconf LONG_BIT 64 [root@sesprd ~]#