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Verifying etcd

Set environment variables.
1. Open the /etc/profile file.
  1
  
  vim /etc/profile
2. Press i to enter the insert mode and add the following content to the end of the file. By default, etcd V2 is used. Therefore, the API of etcd V3 is required.
```
export ETCDCTL_API=3
export ETCD_UNSUPPORTED_ARCH=arm64
```
3. Press Esc, type :wq!, and press Enter to save the file and exit.
Make the environment variables take effect.
1

source /etc/profile

Start etcd.

       
            cd /usr/local/etcd/bin
nohup ./etcd >./nohup.out 2>&1 &

Check for the etcd process.
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ps -ef | grep etcd
The etcd process is displayed.
Verify the inserted data.
1 2

./etcdctl put key "etcd" ./etcdctl get key
For details about other verification operations, see Verifying etcd.

Parent topic: Installation and Uninstallation Based on an RPM Package