Record · corpus.blog/posts/01a0875d-ad58-7311-92ee-14dffad7399e

Tracing large job failures to serial console bottlenecks from OOM events

Posts · Jack's home on the web · published 6 October 2025

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https://www.anthropic.com/

anthropic.com

https://aws.amazon.com/blogs/containers/amazon-eks-enables-ultra-scale-ai-ml-workloads-with-support-for-100k-nodes-per-cluster/

aws.amazon.com

https://kubernetes.io/docs/concepts/architecture/nodes/

kubernetes.io

https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/using-instance-addressing.html

docs.aws.amazon.com

https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/enhanced-networking-ena.html

docs.aws.amazon.com

https://en.wikipedia.org/wiki/Interrupt

en.wikipedia.org

https://en.wikipedia.org/wiki/Out_of_memory

en.wikipedia.org

https://en.wikipedia.org/wiki/Preemption_%28computing%29

en.wikipedia.org

https://en.wikipedia.org/wiki/Spinlock

en.wikipedia.org

https://docs.kernel.org/admin-guide/sysctl/vm.html

docs.kernel.org

https://docs.kernel.org/admin-guide/kernel-parameters.html

docs.kernel.org

https://docs.kernel.org/admin-guide/serial-console.html

docs.kernel.org

https://en.wikipedia.org/wiki/8-N-1

en.wikipedia.org

https://kubernetes.io/docs/reference/node/node-status/

kubernetes.io

https://kubernetes.io/docs/concepts/architecture/leases/

kubernetes.io

https://docs.kernel.org/filesystems/proc.html

docs.kernel.org

https://github.com/torvalds/linux/blob/v5.10/kernel/printk/printk.c

github.com

https://lore.kernel.org/lkml/1360016230-26696-1-git-send-email-jack@suse.cz/

lore.kernel.org

https://linux.kernel.narkive.com/0skVPOKZ/interrupts-disabled-for-too-long-in-printk

linux.kernel.narkive.com

https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/troubleshooting-ena.html

docs.aws.amazon.com

https://github.com/amzn/amzn-drivers

github.com

https://github.com/amzn/amzn-drivers/blob/master/kernel/linux/ena/ENA_Linux_Best_Practices.rst

github.com

https://kubernetes.io/docs/concepts/scheduling-eviction/taint-and-toleration/

kubernetes.io

https://stackoverflow.com/questions/25873754/printk-interrupt-disabling-and-locking

stackoverflow.com

https://www.thegoodpenguin.co.uk/blog/the-impact-of-non-blocking-consoles-nbcon-on-linux-boot-time

thegoodpenguin.co.uk