Istio @Soloio_inc. More content at blog.howardjohn.info.

Joined December 2020
3 Photos and videos
howardjohn retweeted
I just open sourced my "Is this slop?" simple test
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Today marks exactly 6 years from my first commit of a long journey to make @IstioMesh scale. When I first started, a 100 pod mesh was a "big" mesh. Today, we can handle anything - 100 *million* pods and beyond! Service mesh scalability is a solved problem. Link 👇
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Top KubeCon question: "Does ambient mesh scale?" Yes, but a more useful question is "How much effort does it take to scale"? blog.howardjohn.info/posts/s… covers this in depth.
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howardjohn retweeted
8 Nov 2024
Istio 1.24 is out today, and it's kind of a big deal. istio.io/latest/news/release…
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The new compute is pretty slick... its a shame they are locked to only a few regions and any quota request is instantly denied even years after release.
Live from the App Dev & Infrastructure #GoogleCloudSummit: Our AI Hypercomputer now includes Trillium TPUs in preview, Axion-powered C4A VMs in GA, and, coming soon, A3 Ultra VMs powered by NVIDIA H200 GPUs! More on these infrastructure innovations → goo.gle/3YKibP0
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Powered by Gloo Ambient mesh, I was able to push through *410k requests per second*, with mTLS encryption and HTTP monitoring. All served by a single 8-core CPU (on GCP).
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howardjohn retweeted
22 Oct 2024
"Istio was able to deliver 56% more queries at 20% lower tail latency [than Cilium]. Taking into account the resources used, Istio processed 2178 queries per core, vs Cilium’s 1815, a 20% improvement." istio.io/latest/blog/2024/am…
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One of the hardest thing for ambient adoption has been getting people to understand how easy it is to use. Years of tricks and workarounds to make sidecars work can be thrown out since so many things "Just Work", but its hard to detach from the old ways.
Customer calls with ambient users hit different... got off a call where the issue was, I quote, "After deploying ambient cluster-wide, nothing broke and there was no latency impact at all, so something must be off". Nope... that's just how it works!
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Customer calls with ambient users hit different... got off a call where the issue was, I quote, "After deploying ambient cluster-wide, nothing broke and there was no latency impact at all, so something must be off". Nope... that's just how it works!
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howardjohn retweeted
I just want mTLS on Kubernetes blog.howardjohn.info/posts/m… < is that too much to ask? @_howardjohn explores the options at your disposal.
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This is one of those graphs that you double check over and over again before publishing, because it seems too good to be true... but its actually real.
Excited to share some of the work we have done to make Gloo the best way to run a service mesh! This one is a game changer IMO. solo.io/blog/http-observabil…
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