- BOOT_IMAGE=/boot/vmlinuz-4.15.0-72-generic root=UUID=1672f0ef-755e-4a26-884d-02a3f4ac933c ro isolcpus=1-15,33-47,17-31,49-63 nohz_full=1-15,33-47,17-31,49-63 rcu_nocbs=1-15,33-47,17-31,49-63 numa_balancing=disable amd_iommu=on iommu=pt nmi_watchdog=0 audit=0 nosoftlockup processor.max_cstate=0 hpet=disable tsc=reliable mce=off splash quiet vt.handoff=1
+ BOOT_IMAGE=/boot/vmlinuz-5.4.0-65-generic root=UUID=3c4b56e3-1f01-4211-a652-ea77468f58b7 ro amd_iommu=on audit=0 hpet=disable iommu=pt isolcpus=1-15,17-31,33-47,49-63 nmi_watchdog=0 nohz_full=off nosoftlockup numa_balancing=disable processor.max_cstate=0 rcu_nocbs=1-15,17-31,33-47,49-63 tsc=reliable console=ttyS0,115200n8 quiet