红帽全球峰会3.2. 检查调试符号的安装位置
此流程解释了如何查找调试符号的位置。
注意
如果安装了 debuginfo 软件包，但您无法获取软件包的安装位置，请检查是否已安装了正确的软件包和 java 版本。确认版本后，再次检查调试符号的位置。
先决条件
在本地 sytem 上安装了
gdb软件包。-
您可以在 CLI 上发出
sudo yum install gdb命令，以在本地系统上安装此软件包。 - 安装了调试符号软件包。请参阅安装调试符号。
-
您可以在 CLI 上发出
流程
要查找调试符号的位置，请使用
gdb与java命令：gdb which java
$ gdb which java Reading symbols from /usr/bin/java...Reading symbols from /usr/lib/debug/usr/lib/jvm/java-21-openjdk-version/bin/java-version.x86_64.debug...done. (gdb)Copy to Clipboard Copied! Toggle word wrap Toggle overflow 使用以下命令浏览
*-debug目录来查看库的所有调试版本，其中包括java、javac和javah：cd /usr/lib/debug/lib/jvm/java-21-openjdk-version
$ cd /usr/lib/debug/lib/jvm/java-21-openjdk-versionCopy to Clipboard Copied! Toggle word wrap Toggle overflow Copy to Clipboard Copied! Toggle word wrap Toggle overflow
注意
javac 和 javah 工具由 java-21-openjdk-devel 软件包提供。您可以使用 命令来安装软件包 ：$ sudo debuginfo-install java-21-openjdk-devel。
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