httpcomponents :
https://issues.apache.org/jira/browse/HTTPCORE-486
https://issues.apache.org/jira/browse/HTTPCORE-488
https://issues.apache.org/jira/browse/HTTPCORE-489
https://issues.apache.org/jira/browse/HTTPCORE-484
https://issues.apache.org/jira/browse/HTTPCORE-535
https://issues.apache.org/jira/browse/HTTPCLIENT-1928
spring data redis :
https://jira.spring.io/browse/DATAREDIS-705
https://jira.spring.io/browse/DATAREDIS-706