On Wed, Oct 18, 2017 at 09:49:16AM -0700, John Baldwin wrote: > On Wednesday, October 18, 2017 04:40:22 PM Glen Barber wrote: > > On Wed, Oct 18, 2017 at 09:28:40AM -0700, John Baldwin wrote: > > > On Wednesday, October 18, 2017 03:01:55 PM Glen Barber wrote: > > > > On Wed, Oct 18, 2017 at 07:49:00AM -0700, John Baldwin wrote: > > > > > On Tuesday, October 17, 2017 11:57:44 AM David Boyd wrote: > > > > > > The FreeBSD-12.0-CURRENT-amd64-20171012-r324542.vmdk image displays > > > > > > many checksum failed messages when booted. (see attachment). > > > > > > > > > > > > I think this started about 20170925. > > > > > > > > > > > > I have VirtualBox VM's running 10.4-STABLE, 11.1-STABLE and 12.0- > > > > > > CURRENT. > > > > > > > > > > > > Only the 12.0-CURRENT image exhibits this behavior. > > > > > > > > > > > > This is easily fixed by "fsck -y /" in single-user mode during the boot > > > > > > process. > > > > > > > > > > > > I can test any updates at almost any time. > > > > > > > > > > I wonder if the tool creating the snapshot images wasn't updated to generate > > > > > cg checksums when creating the initial filesystem. Glen, do you know which > > > > > tool (makefs or something else?) is used to generate the UFS filesystem > > > > > in VM images for snapshots? (In this case it appears to be a .vmdk image) > > > > > > > > > > > > > mkimg(1) is used. > > > > > > Does makefs generate the UFS image fed into mkimg or does mkimg generate the > > > UFS partition itself? > > > > > > > Sorry, I may have understated a bit. > > > > First, mdconfig(8) is used to create a md(4)-backed disk, onto which > > newfs(8) is run, followed by the installworld/installkernel targets. > > > > Next, mkimg(1) is used to feed the resultant md(4)-based <format>.img > > filesystem (after umount(8)) to create the final output image. > > Hmm, so I suspect you are using an older kernel, but I wonder if you are also > using an older newfs or a newer newfs? If the newfs is the same as as the > running kernel, then this means that upgrading from a pre-cg-sum kernel to a > cg-sum kernel will have similar issues. > I'm somewhat confused by the suggested timestamp this was composed/sent and our out-of-band conversation, but the images are created with the new newfs(8) creating the target filesystem. Glen
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