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ByteDance makes Linux kernel reboots faster episode artwork

Jul 26, 2022 11 min

ByteDance makes Linux kernel reboots faster

from The Backend Engineering Show with Hussein Nasser Hosted by Hussein Nasser

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]/

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ByteDance makes Linux kernel reboots faster

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