cd /usr/local/jira/atlassian-jira/WEB-INF/classes/templates/jira/issue/field
cp description-edit.vm description-edit.vm$(date +%F)
[root@cy-wiki-jira-214180 field]# ll description-edit.vm*
-rw-r--r-- 1 root root 1113 Apr 28 18:55 description-edit.vm
-rw-r--r-- 1 root root 920 Apr 28 18:33 description-edit.vm.bak2017-04-28
./usr/local/jira/bin/stop-jira.sh
./usr/local/jira/bin/start-jira.sh