Comment 6 for bug 1818150

Tested on Cosmic, Bionic and Xenial with the latest version in -proposed:

ubuntu@ip-172-31-11-18:~$ dpkg -l ec2-hibinit-agent | cat
Desired=Unknown/Install/Remove/Purge/Hold
| Status=Not/Inst/Conf-files/Unpacked/halF-conf/Half-inst/trig-aWait/Trig-pend
|/ Err?=(none)/Reinst-required (Status,Err: uppercase=bad)
||/ Name Version Architecture Description
+++-=================-======================-============-=================================
ii ec2-hibinit-agent 1.0.0-0ubuntu4~18.10.0 all Amazon EC2 hibernation agent
ubuntu@ip-172-31-11-18:~$ grep -m 1 root= /boot/grub/grub.cfg
   linux /boot/vmlinuz-4.18.0-1011-aws root=PARTUUID=71d081c0-01 ro console=tty1 console=ttyS0 nvme_core.io_timeout=4294967295 no_console_suspend=1 resume_offset=245760 resume=PARTUUID=71d081c0-01

ubuntu@ip-172-31-7-41:~$ dpkg -l ec2-hibinit-agent | cat
Desired=Unknown/Install/Remove/Purge/Hold
| Status=Not/Inst/Conf-files/Unpacked/halF-conf/Half-inst/trig-aWait/Trig-pend
|/ Err?=(none)/Reinst-required (Status,Err: uppercase=bad)
||/ Name Version Architecture Description
+++-=================-======================-============-=================================
ii ec2-hibinit-agent 1.0.0-0ubuntu4~18.04.0 all Amazon EC2 hibernation agent
ubuntu@ip-172-31-7-41:~$ grep -m 1 root= /boot/grub/grub.cfg
        linux /boot/vmlinuz-4.15.0-1033-aws root=UUID=b5361850-7320-445b-b1c9-a8b294830484 ro console=tty1 console=ttyS0 nvme.io_timeout=4294967295 no_console_suspend=1 resume_offset=235520 resume=/dev/xvda1

ubuntu@ip-172-31-12-48:~$ dpkg -l ec2-hibinit-agent | cat
Desired=Unknown/Install/Remove/Purge/Hold
| Status=Not/Inst/Conf-files/Unpacked/halF-conf/Half-inst/trig-aWait/Trig-pend
|/ Err?=(none)/Reinst-required (Status,Err: uppercase=bad)
||/ Name Version Architecture Description
+++-=================-======================-============-=================================
ii ec2-hibinit-agent 1.0.0-0ubuntu4~16.04.0 all Amazon EC2 hibernation agent
ubuntu@ip-172-31-12-48:~$ grep -m 1 root= /boot/grub/grub.cfg
        linux /boot/vmlinuz-4.4.0-1077-aws root=UUID=7d8f7a6c-6fdc-4cfe-a376-95b51a59f117 ro console=tty1 console=ttyS0 nvme.io_timeout=4294967295 nvme_core.io_timeout=4294967295 no_console_suspend=1 resume_offset=346112 resume=/dev/xvda1