Instead of using the previous workaround I modified /etc/init/procps.conf and added /etc/init/procps-net.conf. With the modified and the new files everything is working (including net.netfilter.nf_conntrack_acct) without needing to add modules to the initrd.
Instead of using the previous workaround I modified /etc/init/ procps. conf and added /etc/init/ procps- net.conf. With the modified and the new files everything is working (including net.netfilter. nf_conntrack_ acct) without needing to add modules to the initrd.