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add tmux docs

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Kelsey Hightower
2018-05-13 20:07:11 +00:00
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docs/07-bootstrapping-etcd.md
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@@ -10,13 +10,15 @@ The commands in this lab must be run on each controller instance: `controller-0`
gcloud compute ssh controller-0
```
### Tmux
### Running commands in parallel with tmux
[tmux](https://github.com/tmux/tmux/wiki) can be used to run commands on multiple compute instances at the same time. Consider splitting a tmux window into multiple panes and enabling `synchronize-panes` to speed up the provisioning process.
> The use of tmux is optional and not required to complete this tutorial.
![tmux screenshot](images/tmux-screenshot.png)
> Enable `synchronize-panes`: ctrl+b then `shift :`. Then type `set synchronize-panes on` at the prompt. To disable synchronization: `set synchronize-panes off`.
> Enable `synchronize-panes`: `ctrl+b` then `shift :`. Then type `set synchronize-panes on` at the prompt. To disable synchronization: `set synchronize-panes off`.
## Bootstrapping an etcd Cluster Member