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Laurent Bernaille proslijedio/la je Tweet
Awesome presentation by
@lbernail at FOSDEM 2020 on Datadog's learnings while dealing with kube-proxy and how they ended up with Cilium as a kube-proxy replacement in the end.https://twitter.com/lbernail/status/1224273470537768962 …Hvala. Twitter će to iskoristiti za poboljšanje vaše vremenske crte. PoništiPoništi -
The slides of my Fosdem talk "Evolution of kube-proxy" are available here:https://www.slideshare.net/lbernail/evolution-of-kubeproxy-brussels-fosdem-2020 …
Hvala. Twitter će to iskoristiti za poboljšanje vaše vremenske crte. PoništiPoništi -
Laurent Bernaille proslijedio/la je Tweet
Awesome article Sandeep! HUGE thanks for sharing! The folks at datadog are also doing some killer things with audit logs. I have a WHOLE new respect for the API server after watching the attached video and
@mauilion's grokking the API server TGIKs!https://www.youtube.com/watch?v=raJRLmGb9Is …Hvala. Twitter će to iskoristiti za poboljšanje vaše vremenske crte. PoništiPoništi -
Laurent Bernaille proslijedio/la je Tweet
(A few) Ops Lessons We All Learn The Hard Way -- a Twitter
:Prikaži ovu nitHvala. Twitter će to iskoristiti za poboljšanje vaše vremenske crte. PoništiPoništi -
Laurent Bernaille proslijedio/la je Tweet
Okay. For every retweet this gets (TO A POINT!) I'll add a thought / tip / observation about speaking at conferences.
Prikaži ovu nitHvala. Twitter će to iskoristiti za poboljšanje vaše vremenske crte. PoništiPoništi -
Laurent Bernaille proslijedio/la je Tweet
This post on the evolution of client side (distributed w/o coordination) load balancing at Twitter is
- [service] "mesh" topology + P2C has cons
- the "random aperture" approach which scales unfairly
- "deterministic random aperture" scalable + fair
https://bit.ly/2FvTH2u pic.twitter.com/D4JN9jjahD
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Laurent Bernaille proslijedio/la je Tweet
Follow-up: by default, Ubuntu servers send quite a bit of personal/identifiable information back to them, whenever you log in.
This is done via the MOTD scripts.
Let's have a look at the data being gathered & sent.
https://ma.ttias.be/what-exactly-being-sent-ubuntu-motd/ …Hvala. Twitter će to iskoristiti za poboljšanje vaše vremenske crte. PoništiPoništi -
Laurent Bernaille proslijedio/la je Tweet
Working with the Datadog teams has been a fantastic experience. Both the k8s infrastructure team running Cilium and the metrics team working on the Cilium integration have amazing talent.https://twitter.com/datadoghq/status/1207416536358625282 …
Hvala. Twitter će to iskoristiti za poboljšanje vaše vremenske crte. PoništiPoništi -
Laurent Bernaille proslijedio/la je Tweet
Debugging and Monitoring DNS issues in Kubernetes with Hubble,
@ciliumproject & eBPF How to... o Kubernetes DNS 101 o Monitor DNS errors o Identify Pods receiving DNS errors o Debug the DNS resolution o Debug missing DNS responses https://cilium.io/blog/2019/12/18/how-to-debug-dns-issues-in-k8s …pic.twitter.com/5e2F02b2CW
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Laurent Bernaille proslijedio/la je Tweet
Great summary of
@lbernail's#VelocityConf talk, via@Christianhxc on@InfoQ -> "@kubernetesio the Very Hard Way with Large Clusters at@datadoghq" https://buff.ly/2P2HnfJ Lot's of great insight to scaling individual k8s components, rotating certs via@HashiCorp Vault etcpic.twitter.com/9IHLmrrmS7
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One of these days tshark -i vethx -nl -Y dns -T fields -e frame.time -e ip.src -e ip.proto -e dns.qry.type -e dns.flags.rcode -e udp.length -e dns.flags.truncated -e dns.qry.name
Hvala. Twitter će to iskoristiti za poboljšanje vaše vremenske crte. PoništiPoništi -
Great talk by
@dchiluk on CPU throttling: how a kernel bug fix for CFS quotas introduced a performance regression https://www.youtube.com/watch?v=UE7QX98-kO0 … (slides here: https://static.sched.com/hosted_files/kccncna19/dd/Kubecon_%20Throttling.pdf … but worth watching if you're interested in the topic)Hvala. Twitter će to iskoristiti za poboljšanje vaše vremenske crte. PoništiPoništi -
Laurent Bernaille proslijedio/la je Tweet
Kubernetes the Very Hard Way with Large Clusters at
@datadoghq by@lbernail#kuberneteshttps://www.infoq.com/news/2019/12/kubernetes-hard-way-datadog/ …Hvala. Twitter će to iskoristiti za poboljšanje vaše vremenske crte. PoništiPoništi -
"Debugging network stalls on Kubernetes" by
@theojulienne. Great debugging story involving low-level linux networking details and an interesting root cause. I won't give a TL;DR to avoid spoiling ithttps://github.blog/2019-11-21-debugging-network-stalls-on-kubernetes/ …Hvala. Twitter će to iskoristiti za poboljšanje vaše vremenske crte. PoništiPoništi -
"Sailing with the Istio through the shallow water" by Jakub Kulich. Operating Istio still seems a bit hard. Interesting readhttps://link.medium.com/zB5H9f1tX1
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Programmatically get details on AWS instance types. This will be very helpful. First use-case that comes to mind: removing all hard-coded eni/ip parameters from the
@ciliumproject or@lyfteng CNI pluginshttps://twitter.com/_msw_/status/1199346698788593668 …Hvala. Twitter će to iskoristiti za poboljšanje vaše vremenske crte. PoništiPoništi -
Laurent Bernaille proslijedio/la je Tweet
.
@martyns shared at KubeCon how replacing iptables and kube-proxy with#eBPF improves performance in your Kubernetes cluster while also simplifying troubleshooting by providing native visibility tools Slides: https://shorturl.at/gnBF6 https://www.youtube.com/watch?v=bIRwSIwNHC0 …Prikaži ovu nitHvala. Twitter će to iskoristiti za poboljšanje vaše vremenske crte. PoništiPoništi -
The video of the talk I gave with
@roboll_ at#KubeCon "Making the most out of kubernetes audit logs" is already available: https://www.youtube.com/watch?v=raJRLmGb9Is … Slides: https://www.slideshare.net/lbernail/making-the-most-out-of-kubernetes-audit-logs … Don't hesitate to reach out if you have comments/questions!Hvala. Twitter će to iskoristiti za poboljšanje vaše vremenske crte. PoništiPoništi -
If you're interested in Kubernetes security or just curious, I highly recommend this. Thanks again for this great walkthrough! (And thanks
@TabbySable for suggesting to attend it)https://twitter.com/petermbenjamin/status/1197994689170853888 …Hvala. Twitter će to iskoristiti za poboljšanje vaše vremenske crte. PoništiPoništi -
Laurent Bernaille proslijedio/la je Tweet
Today we are announcing Hubble eBPF-based Network, Service, and Security Observability for Kubernetes Code: https://github.com/cilium/hubble Blog: https://cilium.io/blog/2019/11/19/announcing-hubble … Service dependency map, operational monitoring & alerting, flow logs, application & security visibilitypic.twitter.com/cx5ihLDau4
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