内核内核转储中存在的信息是什么？

Question

我正在运行CentOS 6。

系统出现了内核恐慌并重新启动。

我已经启用了coredump生成，因此它生成了一个大小为300 of的内核核心转储。

在这300 in中捕获的信息是什么？有什么方法可以列出里面捕获的所有内存段吗？我能微调捕捉到的信息吗？

Answer 1

Red崩溃实用程序是一个特定于内核的调试器.它通常用于在系统恐慌、锁定或出现无响应状态时执行死后系统分析。该实用程序可用于调查：

Live Linux systems
Linux kernel core dumps created by the Kdump facility
Compressed Linux kernel core dumps created by the makedumpfile command (from kdump dumpfiles)
Linux kernel core dumps created from by the Red Hat Netdump facility
Linux kernel core dumps created from by the Red Hat Diskdump facility
Compressed Linux kernel core dumps created by the Red Hat Diskdump facility
Xen host Linux kernel core dumps created by the Kdump facility
Xen guest Linux kernel core dumps created by the original xendump facility
Xen guest Linux kernel core dumps created by the ELF-format xendump facility
Xen hypervisor core dumps created by the Kdump facility
KVM guest Linux kernel core dumps created by the virsh dump facility
s390 Linux kernel core dumps created by the IBM standalone core dump facility.
s390x Linux kernel core dumps created by the IBM standalone core dump facility.
Linux kernel core dumps created by the LKCD (Linux Kernel Crash Dumps) Sourceforge project
Linux kernel core dumps created by the Mcore patch offered by Mission Critical Linux

http://people.redhat.com/anderson/crash_白皮书/

https://web.archive.org/web/20160304173508/http://magazine.redhat.com/2007/08/15/a-quick-overview-of-linux-kernel-crash-dump-analysis