Hi, We have also hit this limitation at CSCS. We have a CES Object Service cluster where one node cannot run the Openstack Swift proxy-server service on port 443 as it is already taken by the GUI. I have opened a RFE, didn’t help much though __ , so far. https://www.ibm.com/developerworks/rfe/execute?use_case=viewRfe&CR_ID=107778 Giuseppe On 19.07.19, 04:01, "gpfsug-discuss-bounces at spectrumscale.org on behalf of gpfsug-discuss-request at spectrumscale.org" <gpfsug-discuss-bounces at spectrumscale.org on behalf of gpfsug-discuss-request at spectrumscale.org> wrote: /etc/sysconfig/gpfsgui