example:
Deploy a Cluster named william-k2
CDK_EMQX_CLUSTERNAME=william-k2 cdk deploy --all -c emqx_n=3 -c lg_n=1 -c emqx_ins_type="t3.large" -c loadgen_ins_type="t3.large" -c emqx_src="wget https://www.emqx.com/en/downloads/enterprise/4.4.0/emqx-ee-4.4.0-otp24.1.5-3-ubuntu20.04-amd64.deb"
bin/trigger_chaos_test.sh william-k2 emqx-high-mem-80