fi
if [ "$CATEGORY" == "kernel" ]; then
- LIBGUESTFS_BACKEND=direct virt-customize \
- --run-command "grubby --update-kernel=ALL --args=$KEY=$VALUE" \
- -a $IMAGE
+ echo "${KEY}=${VALUE}" >> $ROLE-kernel_params.txt
+ if [[ "$dataplane" == 'fdio' && "$KEY" == 'hugepages' ]]; then
+ # set kernel hugepages params for fdio
+ LIBGUESTFS_BACKEND=direct virt-customize --run-command "echo vm.hugetlb_shm_group=0 >> /usr/lib/sysctl.d/00-system.conf" \
+ --run-command "echo vm.max_map_count=$(printf "%.0f" $(echo 2.2*$VALUE | bc)) >> /usr/lib/sysctl.d/00-system.conf" \
+ --run-command "echo kernel.shmmax==$((VALUE * 2 * 1024 * 1024)) >> /usr/lib/sysctl.d/00-system.conf" \
+ -a ${IMAGE}
+ fi
fi