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Replace ftrace-able kernel functions
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Classroom Contents
Kernel Live Patching at Scale
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- 1 Kernel Live Patching at Scale
- 2 Applying fix via a full reboot
- 3 Replace ftrace-able kernel functions
- 4 Patch multiple functions atomically
- 5 KLP is common among enterprise distros -Fix bugs without rebooting the system
- 6 How: Homogeneous configuration
- 7 insmod task was hogging CPU - starving ksoftirqd
- 8 Tracing is first class citizen in data centers
- 9 KLP may conflict with tracing tools
- 10 KLP transition failure example
- 11 Proactively identify and fix corner cases
- 12 Add new features to the tool chain
- 13 Reduce KLP transition failures
