在Red Hat(64-bit)系统上，安装oracle 11gR2 启动netca：
[oracle@redHat64 ~]$ netca
Oracle Net Services 配置:
#
# An unexpected error has been detected by HotSpot Virtual Machine:
#
# SIGSEGV (0xb) at pc=0xa44c936e, pid=3166, tid=3085936848
#
# Java VM: Java HotSpot(TM) Client VM (1.5.0_17-b02 mixed mode)
# Problematic frame:
# C [libnnz11.so+0x3c36e]
#
# An error report file with more information is saved as hs_err_pid3166.log
#
# If you would like to submit a bug report, please visit:
# http://java.sun.com/webapps/bugreport/crash.jsp
#
/u01/oracle/bin/netca: line 178: 3166 已放弃 $JRE $JRE_OPTIONS -classpath $CLASSPATH oracle.net.ca.NetCA $*
处理器信息：
[oracle@redHat64 ~]$ grep 'model name' /proc/cpuinfo
model name : AMD A4-5100 APU with Radeon(TM) HD Graphics
解决办法：
下载补丁p8670579_112010_LINUX.zip，然后：
解压、打补丁：
[oracle@redHat64 ~]$ unzip p8670579_112010_LINUX.zip
[oracle@redHat64 ~]$ cd 8670579/
[oracle@redHat64 8670579]$ $ORACLE_HOME/OPatch/opatch apply
打好补丁后，再执行netca：
[oracle@redHat64 8670579]$ netca
完成。