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readme: mention secondary no reboot disk technique

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Ciro Santilli
2018-04-27 19:19:03 +01:00
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@@ -3285,6 +3285,14 @@ Related:
* https://serverfault.com/questions/769874/how-to-forward-a-port-from-guest-to-host-in-qemu-kvm * https://serverfault.com/questions/769874/how-to-forward-a-port-from-guest-to-host-in-qemu-kvm
==== Secondary disk
A simpler and possibly less overhead alternative to <<9P>> would be to generate a secondary disk image with the bencmark you want to rebuild.
Then you can `umount` and re-mount on guest without reboot.
We don't support this yet, but it should not be too hard to hack it up, maybe by hooking into link:rootfs_post_build_script[].
=== QEMU user mode === QEMU user mode
This has nothing to do with the Linux kernel, but it is cool: This has nothing to do with the Linux kernel, but it is cool: