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. $echo c > /proc/sysrq-trigger
kdump is not still working on 18.04.
Kernel : 4.15.0-34-generic kexec_cmd line="BOOT_ IMAGE=/ boot/vmlinuz- 4.15.0- 34-generic root=UUID= 51adaf62- 9023-4c45- bf94-889906e3d2 d2 ro net.ifnames=0 biosdevname=0 nr_cpus=1 systemd. unit=kdump- tools.service irqpoll nousb ata_piix. prefer_ ms_hyperv= 0" --initrd= /var/lib/ kdump/initrd. img /var/lib/ kdump/vmlinuz
linux-crashdump : 4.15.0.34.36
ubuntu@u-VM-07:~$ cat /var/crash/
/sbin/kexec -p --command-
If I trigger, the machine gets hold and no response at all.
$echo c > /proc/sysrq-trigger