Ubuntu
kexec-tools package

  1. Yakkety (16.10)
  2. Bug #1663400
  3. Comment #9

Comment 9 for bug 1663400

Revision history for this message
Manoj Iyer (manjo) wrote :

$ dpkg -l | grep kexec-tools
ii kexec-tools 1:2.0.10-1ubuntu2.2 arm64 tools to support fast kexec reboots

$ sudo cat /proc/iomem | grep "System RAM"
00820000-0307ffff : System RAM
03090000-031fffff : System RAM
03410000-0402ffff : System RAM
04040000-0549ffff : System RAM
054c4000-054c8fff : System RAM
084de000-0854ffff : System RAM
085f0000-0866ffff : System RAM
08710000-0877ffff : System RAM
08820000-08a7ffff : System RAM
09160000-0918ffff : System RAM
09280000-0928cfff : System RAM
0967c000-0e65ffff : System RAM
0e690000-0fffffff : System RAM
10800000-17feffff : System RAM
1c010000-1c7fffff : System RAM
1c810000-7efbffff : System RAM
7efe0000-7efeffff : System RAM
7f000000-17ffffffff : System RAM

$ sudo kexec -d -l /boot/vmlinuz-4.10.0-22-generic --reuse-cmd --initrd=/boot/vmlinuz-4.10.0-22-generic | grep "System RAM"
arch_process_options:141: command_line: root=UUID=968531c2-2cee-41ca-9fb4-9975a1a8bb70 ro module_blacklist=at803x splash quiet vt.handoff=7
arch_process_options:143: initrd: /boot/vmlinuz-4.10.0-22-generic
arch_process_options:144: dtb: (null)
Try gzip decompression.
kernel: 0xffff7c4ea010 kernel_size: 0x12bc200
get_memory_ranges_iomem_cb: 0000000000820000 - 000000000307ffff : System RAM
get_memory_ranges_iomem_cb: 0000000003090000 - 00000000031fffff : System RAM
get_memory_ranges_iomem_cb: 0000000003410000 - 000000000402ffff : System RAM
get_memory_ranges_iomem_cb: 0000000004040000 - 000000000549ffff : System RAM
get_memory_ranges_iomem_cb: 00000000054c4000 - 00000000054c8fff : System RAM
get_memory_ranges_iomem_cb: 00000000084de000 - 000000000854ffff : System RAM
get_memory_ranges_iomem_cb: 00000000085f0000 - 000000000866ffff : System RAM
get_memory_ranges_iomem_cb: 0000000008710000 - 000000000877ffff : System RAM
get_memory_ranges_iomem_cb: 0000000008820000 - 0000000008a7ffff : System RAM
get_memory_ranges_iomem_cb: 0000000009160000 - 000000000918ffff : System RAM
get_memory_ranges_iomem_cb: 0000000009280000 - 000000000928cfff : System RAM
get_memory_ranges_iomem_cb: 000000000967c000 - 000000000e65ffff : System RAM
get_memory_ranges_iomem_cb: 000000000e690000 - 000000000fffffff : System RAM
get_memory_ranges_iomem_cb: 0000000010800000 - 0000000017feffff : System RAM
get_memory_ranges_iomem_cb: 000000001c010000 - 000000001c7fffff : System RAM
get_memory_ranges_iomem_cb: 000000001c810000 - 000000007efbffff : System RAM
get_memory_ranges_iomem_cb: 000000007efe0000 - 000000007efeffff : System RAM
get_memory_ranges_iomem_cb: 000000007f000000 - 00000017ffffffff : System RAM

$ cat /etc/issue
Ubuntu 16.04.2 LTS \n \l