From 30b5c2a4c00a511aba5295a0f143571b6959d68d Mon Sep 17 00:00:00 2001 From: Tim Abbott Date: Wed, 24 Aug 2016 21:51:01 -0700 Subject: [PATCH] docs: Document the fact that 14.04->16.04 is not supported. --- docs/prod-maintain-secure-upgrade.md | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/docs/prod-maintain-secure-upgrade.md b/docs/prod-maintain-secure-upgrade.md index 16c8d913f3..5258ee9d69 100644 --- a/docs/prod-maintain-secure-upgrade.md +++ b/docs/prod-maintain-secure-upgrade.md @@ -38,6 +38,12 @@ up. Upgrading will result in some brief downtime for the service, which should b under 30 seconds unless there is an expensive transition involved. Unless you have tested the upgrade in advance, we recommend doing upgrades at off hours. +Note that upgrading an existing Zulip production server from Ubuntu +14.04 Trusty to Ubuntu 16.04 Xenial will require significant manual +intervention on your part to migrate the data in the database from +Postgres 9.3 to Postgres 9.5. Contributions on testing and +documenting this process are welcome! + ### Preserve local changes to configuration files **Warning**: If you have modified configuration files installed by