space isolation</a> enabled, the proxy consumes approximately 50 MB of memory.</p><p>Since the proxy normally doesn&rsquo;t buffer the data passing through,
request rate doesn&rsquo;t affect the memory consumption.</p><h3 id=latency>Latency</h3><p>Since Istio injects a sidecar proxy on the data path, latency is an important
consideration.
Every feature Istio adds also adds to the path length inside the proxy and potentially affects latency.</p><p>The Envoy proxy collects raw telemetry data after a response 