Date: Thu, 28 Jan 2016 11:13:35 -0800 From: Neel Natu <neelnatu@gmail.com> To: dweimer@dweimer.net Cc: Sergey Manucharian <sm@ara-ler.com>, "freebsd-virtualization@freebsd.org" <freebsd-virtualization@freebsd.org> Subject: Re: bhyve with Linux guest, how to safely handle updates? Message-ID: <CAFgRE9FeVRF8OjNUYTA9yFpyVsnmHzZYKV=0an-1qnJYN5wfoQ@mail.gmail.com> In-Reply-To: <94df01924b1843c39aaf29a47a4fa2da@dweimer.net> References: <790acf0350e0f10e79b4120e564a553c@dweimer.net> <20160126230338.GM4109@debian.ara-ler.com> <9ee895854c862cccc0bcc84c16eee063@dweimer.net> <20160127021348.GE1799@dendrobates.araler.com> <94df01924b1843c39aaf29a47a4fa2da@dweimer.net>
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Hi Dean, On Thu, Jan 28, 2016 at 10:55 AM, dweimer <dweimer@dweimer.net> wrote: > On 2016-01-26 8:13 pm, Sergey Manucharian wrote: >> >> Excerpts from dweimer's message from Tue 26-Jan-16 19:07: >>> >>> >>> Is there anything that normally needs to be done after a Linux kernel >>> update to refresh the grub2-bhyve setup? >> >> >> The kernel update should not have any effect since grub-bhyve uses the >> virtual disk mapping file, which should point to your linux drive. >> >> I'm using the following command: >> >> $ sudo grub-bhyve -m /path/to/device.map -r hd0,msdos1 -M 1024M debian >> >> where "device.map" contains the following: >> >> (hd0) /dev/zvol/zroot/linuxdisk1 >> (cd0) /stuff/vm/bhyve/debian/debian-testing-amd64-2015-11-30.iso >> >> "hd0" can be a real disk device, e.g. /dev/sda, or an image file (in >> my case it's a ZFS volume). >> >> How do you use that VM in VBox? If it's a .vdi file, bhyve will not be >> able to recognize it. You should use a raw HDD image file. To make it >> compatible with VBox you can create a .vmdk file pointing to that raw >> image. >> >> -- >> Sergey > > > I am back to testing again, copied my ZFS Boot Environment over to a VMware > virtual machine, renamed it and changed IPs, removed the virtual box stuff, > and enabled bhyve. > > I did some searching and found out that I was using > https://github.com/churchers/vm-bhyve to manage the bhyve virtual machines > starting and stopping. Sticking with zvol for disk backing, I know its less > portable. > > I have been able to install a couple of debian virtual machines and play > around with them. So far I have been unable to duplicate the issue I had > before. My current issue which maybe related to running inside a VMware > virtual machine. Is the Linux hwclock and system clock sync issues. If I > power off the vm and reboot it it believes that the disk was modified in the > future and appears to hang. Its actually doing a fsck I just don't see > status if you wait long enough it finally does come up. > > Has anyone else ran into this issue? I have actually ran the hwclock > -systohc --utc prior to powering down and still had the issue. Tried > changing the hwclock to system time by excluding the --utc from the command > no change. Incidentally whether I use the --utc or not the hwclock --show > always displays the local time. I couldn't seem to find any documentation on > bhyve whether or not I should tell the guests that the hwclock is in utc or > local time. > The "-u" option of bhyve(8) will configure the RTC to present UTC time to the guest (default is localtime). best Neel > -- > Thanks, > Dean E. Weimer > http://www.dweimer.net/ > _______________________________________________ > freebsd-virtualization@freebsd.org mailing list > https://lists.freebsd.org/mailman/listinfo/freebsd-virtualization > To unsubscribe, send any mail to > "freebsd-virtualization-unsubscribe@freebsd.org"
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