Date: Fri, 21 Jul 2017 18:59:14 -0400 From: Zaphod Beeblebrox <zbeeble@gmail.com> To: "freebsd-virtualization@freebsd.org" <freebsd-virtualization@freebsd.org> Subject: Re: Bhyve Broken: whose fault (AMD, FreeBSD, ZFS ...?) Message-ID: <CACpH0MeozpUFakVg9z68hwyT9Ewx3sn1P6KorgzHPvoH7kcFdg@mail.gmail.com> In-Reply-To: <CACpH0MewKeeif2egxD=hjwiXYa5tNV0ACTz6PrM=%2BZ3=7Nfryg@mail.gmail.com> References: <CACpH0MewKeeif2egxD=hjwiXYa5tNV0ACTz6PrM=%2BZ3=7Nfryg@mail.gmail.com>
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... curiously, top running on the guest reveals (the point at which the bhyve wedges): 88722 root 1 52 0 109M 105M pfault 3 0:03 42.37% llvm-tblgen 88687 root 1 52 0 374M 347M pfault 2 0:04 38.24% llvm-tblgen 88668 root 1 52 0 236M 225M pfault 0 0:04 35.11% llvm-tblgen 88743 root 1 52 0 55460K 26392K pfault 3 0:00 10.23% cc ... where top on the host just shows 100% bhyve 100% busy on 4 threads. On Fri, Jul 21, 2017 at 6:43 PM, Zaphod Beeblebrox <zbeeble@gmail.com> wrote: > Since I found out that I can't run a Samba directory server in a jail, > I've had the setup of a bhyve on my list. I had toyed with Bhyve 6 or 8 > months ago, and still had the images, so I zfs cloned one and set about a > source upgrade. > > This ignomineously hung. > > So... I upgraded the host to 11.1-RC3, and I reinstalled a fresh guest > from the 11.1-RC3 install CD. The guest uses UFS2 on a 40G disk, the > server is an AMD 9590 with 32G RAM and a 40T ZFS array. > > After installation, I started the guest again with 1G ram, 4 processors > (of the 8 on the source CPU) and tried a buildworld again. This time the > guest crashed and rebooted. > > What should be next steps here? This is repeatable. The host is stable > (it can makeworld -j32 in about 25 minutes ... so it's hardware seems > good). Is this an AMD bug? Is it bad to use ZFS ZVols? >
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