docs: Highlight notes on apt upgrades for perf.

This commit is contained in:
Tim Abbott
2017-10-23 17:41:25 -07:00
parent a174455ae1
commit 8a32f012bf

View File

@@ -48,8 +48,10 @@ in bursts.
take several minutes to run. The upgrade process automatically
minimizes disruption by running these first, before beginning the
user-facing downtime. However, if you'd like to watch the downtime
phase of the upgrade closely, we recommend [running them first
manually](expensive-migrations.html).
phase of the upgrade closely, we recommend
[running them first manually](expensive-migrations.html) and as well
as the usual trick of
[doing an apt upgrade first](prod-maintain-secure-upgrade.html#applying-ubuntu-system-updates).
* We've removed support for an uncommon legacy deployment model where
a Zulip server served multiple organizations on the same domain.