entation. We’ll discuss more in a dedicated performance blog post, but for now we’ll summarize with two points:</p><ul><li>The majority of Istio’s network latency does not, in fact, come from the network (<a href=https://www.clockwork.io/there-is-no-upside-to-vm-colocation/>modern cloud providers have extremely fast networks)</a>. Instead the biggest culprit is the intensive L7 processing Istio needs to implement its sophisticated feature set. Unlike sidecars, which implement two L7 processing steps f