应该有hmc 吧，通过hmc看呀，登陆hmc lssyscfg -r prof -m p590sn

https://www.ibm.com/docs/en/power8/9080-MHE?topic=hmc-correcting-no-connection-state-managed-systemhttps://www.ibm.com/docs/en/power8/9080-MHE?topic=7042-troubleshooting-hmcpower5可以考虑换了；

这个建议停机更换吧！在线没有更换过，你可以试试走repair流程看看