ByteDance makes Linux kernel reboots faster
The Backend Engineering Show with Hussein Nasser - A podcast by Hussein Nasser
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ByteDance, the company behind TikTok is proposing few patches to the linux kernel to make kernel reboots via kexec go from 500ms down to 15 ms saving huge time in updating kernel on thousands of machines. Let us discuss this 0:00 Intro 1:30 Linux Kernel Reboot Options 2:30 how kexec works 4:00 The optimization 5:00 Going through the patch 6:00 Updating Servers at TikTok scale 9:00 Summary https://www.phoronix.com/news/Bytedance-Faster-Kexec-Reboot https://lore.kernel.org/lkml/[email protected]/
