Ubuntu
linux package

  1. Bionic (18.04)
  2. Bug #1764246
  3. Comment #4

Comment 4 for bug 1764246

Revision history for this message
Janghoon-Paul Sim (janghoon) wrote :

kdump is not still working on 18.04.

Kernel : 4.15.0-34-generic
linux-crashdump : 4.15.0.34.36
ubuntu@u-VM-07:~$ cat /var/crash/kexec_cmd
/sbin/kexec -p --command-line="BOOT_IMAGE=/boot/vmlinuz-4.15.0-34-generic root=UUID=51adaf62-9023-4c45-bf94-889906e3d2d2 ro net.ifnames=0 biosdevname=0 nr_cpus=1 systemd.unit=kdump-tools.service irqpoll nousb ata_piix.prefer_ms_hyperv=0" --initrd=/var/lib/kdump/initrd.img /var/lib/kdump/vmlinuz

If I trigger, the machine gets hold and no response at all.
$echo c > /proc/sysrq-trigger