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Tweaks wording in performance guide.

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James Phillips 2016-08-24 22:10:59 -07:00
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website/source/docs/guides/performance.html.markdown
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@ -66,13 +66,13 @@ Here are some general recommendations:
another fast disk technology for the best write throughput.
* <a name="last-contact"></a>Spurious leader elections can be caused by networking issues between
the servers or lack of CPU. Users in cloud environments often bump their servers up to the next
instance class with improved networking and CPU until leader elections stabilize, and in Consul
0.7 or later the [performance parameters](/docs/agent/options.html#performance) configuration
now gives you the option to trade off performance instead of upsizing servers. You can use the
[`consul.raft.leader.lastContact` telemetry](/docs/agent/telemetry.html#last-contact) to help
observe how the Raft timing is performing and decide if de-tuning Raft performance or adding
more powerful servers might be needed.
the servers or insufficient CPU resources. Users in cloud environments often bump their servers
up to the next instance class with improved networking and CPU until leader elections stabilize,
and in Consul 0.7 or later the [performance parameters](/docs/agent/options.html#performance)
configuration now gives you tools to trade off performance instead of upsizing servers. You can
use the [`consul.raft.leader.lastContact` telemetry](/docs/agent/telemetry.html#last-contact)
to observe how the Raft timing is performing and guide the decision to de-tune Raft performance
or add more powerful servers.
* For DNS-heavy workloads, configuring all Consul agents in a cluster with the
[`allow_stale`](/docs/agent/options.html#allow_stale) configuration option will allow reads to