On Tuesday, January 22, 2019 at 2:19:20 AM UTC-7, Henning Schild wrote: > Am Mon, 21 Jan 2019 15:46:25 -0800 > schrieb <[email protected]>: > > > So here's what happened: I increased the memory from 1 GB to 4 GB in > > the QEMU command (from `-m 1G` to `-m 4G`). The Jailhouse-images's > > qemu-x86.cell root cell didn't like that. > > > > So I guess if I want to increase the memory to 4 GB, I'll need to > > update configs/x86/qemu-x86.c accordingly. > > Yes, and maybe all you other cells configs as well as the kernel > command line. > > > How can I do this? Do I just need to change the RAM mem regions? I'm > > not sure how to determine how big each mem region should be. Are > > there resources that explain how to create a valid cell configuration > > (for x86, at least)? > > The config is derived from /proc/iomem. Just look how this file changes > when you assign more RAM, and apply a similar change to the root cells > config. > The memory available to all other cells and the hypervisor is mentioned > on the kernel command line. If you want to assign more memory to those > cells or the hypervisor you will need to change the configs and the > command line reservation. > There is "jailhouse config create" (tools/jailhouse-config-create), i > think it does not work on qemu but should give you an idea on how to > create a config for an x86. > > Henning Thank you very much! -Michael
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