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[8 Nov 2018 | No Comment | 299 supporters]
How to debug a crash Centos server

This is simple guide on how to debug crash Centos server using kernel crash dump. The program we use is Kdump. When a kernel crash or kernel panic, the program will dump everything into a vmcore file for us to troubleshoot the cause of the crash. By analyzing the crash we could determine what is the root cause of the crash or we could send the crash dump to someone if we not familiar on how to read the dump file.