How to enable crashdump in RedHat Linux 8

#redhat #dump #howto
How to enable Linux Redhat 8 kernel dump for analysis. Commands list:
subscription-manager repos --enable=rhel-8-for-$(uname -m)-baseos-debug-rpms --enable=rhel-8-for-$(uname -m)-appstream-debug-rpms
yum install kernel-debuginfo-$(uname -r) kernel-debuginfo-common-$(uname -m)-$(uname -r)
grub2-mkconfig -o /boot/grub2/grub.cfg
crash /usr/lib/debug/lib/modules/$(uname -r)/vmlinux /var/crash/*dumpfile*
echo c right arrow /proc/sysrq-trigger
Ref: access.redhat.com/solutions/9907
Ref: access.redhat.com/documentati...