1)
On a jammy machine with 184G of memory, installed kexec-tools and kernel 5.15 from proposed and triggered a crash. Crashdump file is generated successfully.
root@bigjelly:/var/crash# uname -rv
5.15.0-1043-azure #50-Ubuntu SMP Tue Jul 18 19:20:09 UTC 2023
root@bigjelly:/var/crash# dpkg -l | grep kexec-tools
ii kexec-tools 1:2.0.22-2ubuntu2.22.04.1 arm64 tools to support fast kexec reboots
root@bigjelly:/var/crash# cat /etc/default/grub.d/kdump-tools.cfg
GRUB_CMDLINE_LINUX_DEFAULT="$GRUB_CMDLINE_LINUX_DEFAULT crashkernel=4G"
root@bigjelly:/var/crash# ls 202307201513/
dmesg.202307201513 dump.202307201513
root@bigjelly:/var/crash#
2)
On a jammy machine with 4G of memory, installed kexec-tools and kernel 5.15 from proposed and triggered a crash. Crashdump file is generated successfully.
root@smalljelly:/var/crash# uname -rv
5.15.0-1043-azure #50-Ubuntu SMP Tue Jul 18 19:20:09 UTC 2023
root@smalljelly:/var/crash# dpkg -l | grep kexec-tools
ii kexec-tools 1:2.0.22-2ubuntu2.22.04.1 arm64 tools to support fast kexec reboots
root@smalljelly:/var/crash# cat /etc/default/grub.d/
40-force-partuuid.cfg 50-cloudimg-settings.cfg init-select.cfg kdump-tools.cfg
root@smalljelly:/var/crash# cat /etc/default/grub.d/kdump-tools.cfg
GRUB_CMDLINE_LINUX_DEFAULT="$GRUB_CMDLINE_LINUX_DEFAULT crashkernel=320M"
root@smalljelly:/var/crash# ls 202307210759/
dmesg.202307210759 dump.202307210759
root@smalljelly:/var/crash#
# VERIFICATION JAMMY kexec-tools & kernel 5.15
1)
On a jammy machine with 184G of memory, installed kexec-tools and kernel 5.15 from proposed and triggered a crash. Crashdump file is generated successfully.
root@bigjelly: /var/crash# uname -rv /var/crash# dpkg -l | grep kexec-tools 2ubuntu2. 22.04.1 arm64 tools to support fast kexec reboots /var/crash# cat /etc/default/ grub.d/ kdump-tools. cfg LINUX_DEFAULT= "$GRUB_ CMDLINE_ LINUX_DEFAULT crashkernel=4G" /var/crash# ls 202307201513/ /var/crash#
5.15.0-1043-azure #50-Ubuntu SMP Tue Jul 18 19:20:09 UTC 2023
root@bigjelly:
ii kexec-tools 1:2.0.22-
root@bigjelly:
GRUB_CMDLINE_
root@bigjelly:
dmesg.202307201513 dump.202307201513
root@bigjelly:
2)
On a jammy machine with 4G of memory, installed kexec-tools and kernel 5.15 from proposed and triggered a crash. Crashdump file is generated successfully.
root@smalljelly :/var/crash# uname -rv :/var/crash# dpkg -l | grep kexec-tools 2ubuntu2. 22.04.1 arm64 tools to support fast kexec reboots :/var/crash# cat /etc/default/ grub.d/ partuuid. cfg 50-cloudimg- settings. cfg init-select.cfg kdump-tools.cfg :/var/crash# cat /etc/default/ grub.d/ kdump-tools. cfg LINUX_DEFAULT= "$GRUB_ CMDLINE_ LINUX_DEFAULT crashkernel=320M" :/var/crash# ls 202307210759/ :/var/crash#
5.15.0-1043-azure #50-Ubuntu SMP Tue Jul 18 19:20:09 UTC 2023
root@smalljelly
ii kexec-tools 1:2.0.22-
root@smalljelly
40-force-
root@smalljelly
GRUB_CMDLINE_
root@smalljelly
dmesg.202307210759 dump.202307210759
root@smalljelly