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mozilla · Aug 14, 2012 · cf1363d · cf1363d
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+<!-- This Source Code Form is subject to the terms of the Mozilla Public
+   - License, v. 2.0. If a copy of the MPL was not distributed with this
+   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
+
+This document details the Persona production environment, how we maintain it, and how we deploy new code.
+
+# Persona Production Environment
+
+The Persona service is deployed, in production, as a set of clusters
+with DNS load-balancing across them. Each cluster is internally
+redundant, so no single host failure will take down the
+service. Geographic distribution of clusters exists for failover and
+scale. At this time, there are two clusters at two geographically
+distant data centers. The number of clusters will likely increase.
+
+A single Persona cluster looks like:
+
+![](./persona_arch.png "Optional title")
+
+## Processes
+
+## Hosts
+
+
+# Deploying New Code
+
+# Monitoring & Escalation
diff --git a/docs/persona_arch.png b/docs/persona_arch.png