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Friday, May 31 • 3:00pm - 3:50pm
Messages Beyond /var/log/messages - Sungho Kim, Hitachi

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Messages in /var/log/message is the first step to understand what happened inside the system. However it is not enough for system administration and operations utilizing the messages to enhance reliability of the system in the mission critical areas. What if messages not just record in the logging system in more informative way also trigger some actions if needed, to notify the administrator by output reporting to system console. Moreover, messages including critical error messages and working log could be as decision making factors for failure recovering systems such as HA cluster and safety critical systems needing stop all operations when detecting critical errors leading to disaster.To expand area of utilizing the messages as mentioned above, here we propose message mechanism to acheive those benefits.The audience can learn about how to use trace and current message infrastructure.


Sungho Kim

Sungho Kim works for Hitachi Ltd, Yokohama Laboratory as a software engineer on Linux kernel reliability improvement. For previous speaking, he made a presentation in Ottawa Linux Symposium 2008€ about the performance overhead and the portability to KVM of VESPER tracing facilities for virtualization... Read More →

Friday May 31, 2013 3:00pm - 3:50pm JST

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