title: Zabbix: is it possible to monitor arbitrary string variable?
body: <p>We are using Zabbix for services monitoring.</p>
  
  <p>There are some essential monitoring configured.
  I want to have timeline of version strings of my service along with this monitorings. That would give me opportunity to see that upgrading to this version altered overall error-count.</p>
  
  <p>Is it possible? </p>