升级tracker软件（Legacy - PM2 / Monit）

Use this page for common commands used to upgrade the node tracker software running on Secure, or Super Nodes

	Description	Command
	Upgrading the node tracker
1	Stop the running nodetracker process	pm2 stop 0
2	Change directory to where the node tracker was cloned, this will be ~/nodetracker for the official guide	cd ~/nodetracker
3	Update git with the new repository URL and retrieve the latest source code	git checkout -- package.json git pull NOTE: If git returns an error regarding any files run the following command (replacing 'filename' with the file returned in the error message) and repeat the commands above git checkout -- filename
4	Install the Node Tracker with npm	NODE_ENV=production npm install
	Optional - Run nodetracker setup to update configuration settings
5	NOTE: The nodetracker only permits a single setting to be changed at a time between reconnects (IP, FQDN, T-Address, Stake Address) Enter/Return through all settings not needing to be updated To update stake address, see Change Staking Address	node setup.js
	Start the nodetracker and check it's status
6	Remove the old pm2 process for the nodetracker	pm2 delete 0
7	Start the nodetracker process with pm2 and save it	pm2 start app.js --name nodetracker pm2 save
8	Verify the status after restarting by following the logs and checking for valid output, exit by pressing CTRL + c	pm2 logs