nfs kdump.usersys.redhat.com:/var/www/html/vmcore core_collector makedumpfile -c -d 31 path /cki/5.14.0-247.1976_761318075.el9.x86_64+debug/7479618/hpe-sl2x160zg6-02.hpe2.lab.eng.bos.redhat.com default reboot