Updated e-r query:
http://logstash.openstack.org/#dashboard/file/logstash.json?query=message%3A%5C%22Unable%20to%20delete%20allocation%20for%20instance%5C%22%20AND%20message%3A%5C%22%5C%5C%5C%22code%5C%5C%5C%22%3A%20%5C%5C%5C%22placement.concurrent_update%5C%5C%5C%22%5C%22%20AND%20tags%3A%5C%22screen-n-api.txt%5C%22&from=7d
Updated e-r query:
http:// logstash. openstack. org/#dashboard/ file/logstash. json?query= message% 3A%5C%22Unable% 20to%20delete% 20allocation% 20for%20instanc e%5C%22% 20AND%20message %3A%5C% 22%5C%5C% 5C%22code% 5C%5C%5C% 22%3A%20% 5C%5C%5C% 22placement. concurrent_ update% 5C%5C%5C% 22%5C%22% 20AND%20tags% 3A%5C%22screen- n-api.txt% 5C%22&from= 7d