Date: Tue, 12 Feb 2013 19:34:12 -0800 From: Neel Natu <neelnatu@gmail.com> To: Marat Bakeev <hawara@hawara.com> Cc: freebsd-virtualization@freebsd.org Subject: Re: vtnet cannot allocate interrupts Message-ID: <CAFgRE9EaDcbOAdn_x8FPkcT=eB=vGQsQJGBmonYKGuza60PCog@mail.gmail.com> In-Reply-To: <511A0CDB.7090309@Hawara.com> References: <5118E47B.9020807@Hawara.com> <1399173350.4891.1360607669873.JavaMail.root@daemoninthecloset.org> <51193EED.2070004@hawara.com> <CAFgRE9FYxg5p7wODZCYELFokruNNKzrqsbqC%2BZMDuTZSdP8gaA@mail.gmail.com> <511A0CDB.7090309@Hawara.com>
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Hi Marat, On Tue, Feb 12, 2013 at 1:35 AM, Marat Bakeev <hawara@hawara.com> wrote: > On 12/02/2013 05:21, Neel Natu wrote: >> Hi Marat, >> >> On Mon, Feb 11, 2013 at 10:56 AM, Marat Bakeev <hawara@hawara.com> wrote= : >>> 11.02.2013 22:34, Bryan Venteicher =D0=BF=D0=B8=D1=88=D0=B5=D1=82: >>> >>>> Recent bhyve changed to use MSIX instead of MSI. I wonder if that >>>> is causing this. If you do: >>>> >>>> $ BHYVE_USE_MSI=3Dtrue bhyve ... >>>> >>>> does it work? >>>> >>> No, it won`t work, but it seems i had msix disabled in loader.conf, as = in >>> example from here - http://www.emulsoft.com/bhyve-ufs.txt. >>> I enabled msix, and the vtnet device is now loading fine. >>> >> Glad to hear. >> >>> Do I need other options in loader.conf, like these?: >>> >>> smbios.bios.vendor=3D"BHYVE" >>> console=3D"userboot" >>> hw.pci.honor_msi_blacklist=3D"0" >>> >> No, you don't need these anymore. >> >> Here is a simple set of instructions that should get you started: >> http://people.freebsd.org/~neel/bhyve/bhyve_instructions.txt >> >> They do not have all the bells-and-whistles as some of the other >> HOWTOs but it should get you a working VM in a short amount of time. >> >> best >> Neel > > > It seems it`s not really working :( I only tested 10-current guest, and > only that it boots with vtnet device. > The vtnet device appears, but i can`t get it to work - no packets come > inside the guest. > > 10-CURRENT guest: > > root@vm2:~ # uname -a > FreeBSD vm2 10.0-CURRENT FreeBSD 10.0-CURRENT #0: Sat Dec 8 18:14:15 > PST 2012 root@bhyve:/usr/obj/usr/src/sys/GENERIC amd64 > root@vm2:~ # ifconfig > vtnet0: flags=3D8943<UP,BROADCAST,RUNNING,PROMISC,SIMPLEX,MULTICAST> > metric 0 mtu 1500 > options=3D80028<VLAN_MTU,JUMBO_MTU,LINKSTATE> > ether 00:a0:98:e0:a7:44 > inet 192.168.0.2 netmask 0xffffff00 broadcast 192.168.0.255 > inet6 fe80::2a0:98ff:fee0:a744%vtnet0 prefixlen 64 scopeid 0x1 > nd6 options=3D29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL> > media: Ethernet 1000baseT <full-duplex> > status: active > > Host system: > [root@spark /usr/src]# ifconfig > em0: flags=3D8943<UP,BROADCAST,RUNNING,PROMISC,SIMPLEX,MULTICAST> metric = 0 > mtu 1500 > > options=3D42098<VLAN_MTU,VLAN_HWTAGGING,VLAN_HWCSUM,WOL_MAGIC,VLAN_HWTSO> > ether 08:60:6e:44:5f:17 > inet x.x.x.2 netmask 0xffffffe0 broadcast x.x.x..31 > inet6 fe80::a60:6eff:fe44:5f17%em0 prefixlen 64 scopeid 0x1 > inet 192.168.0.1 netmask 0xffffff00 broadcast 192.168.0.255 > nd6 options=3D29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL> > media: Ethernet autoselect (1000baseT <full-duplex>) > status: active > > bridge0: flags=3D8802<BROADCAST,SIMPLEX,MULTICAST> metric 0 mtu 1500 > ether 02:f3:6c:99:4a:00 > nd6 options=3D29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL> > id 00:00:00:00:00:00 priority 32768 hellotime 2 fwddelay 15 > maxage 20 holdcnt 6 proto rstp maxaddr 2000 timeout 1200 > root id 00:00:00:00:00:00 priority 0 ifcost 0 port 0 > member: tap3 flags=3D143<LEARNING,DISCOVER,AUTOEDGE,AUTOPTP> > ifmaxaddr 0 port 4 priority 128 path cost 2000000 > member: em0 flags=3D143<LEARNING,DISCOVER,AUTOEDGE,AUTOPTP> > ifmaxaddr 0 port 1 priority 128 path cost 20000 'bridge0' needs to be 'up'. Try doing 'ifconfig bridge0 up' and that should get the packets flowing to the guest. best Neel > tap3: flags=3D8943<UP,BROADCAST,RUNNING,PROMISC,SIMPLEX,MULTICAST> metric > 0 mtu 1500 > options=3D80000<LINKSTATE> > ether 00:bd:8c:3f:30:03 > nd6 options=3D29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL> > media: Ethernet autoselect > status: active > Opened by PID 63225 > > [root@spark /usr/src]# ping 192.168.0.2 > PING 192.168.0.2 (192.168.0.2): 56 data bytes > ping: sendto: Host is down > ping: sendto: Host is down > ping: sendto: Host is down > ping: sendto: Host is down > > root@vm2:~ # ping 192.168.0.1 > PING 192.168.0.1 (192.168.0.1): 56 data bytes > load: 0.00 cmd: ping 702 [select] 16.51r 0.00u 0.00s 0% 9888k > 0/17 packets received (0.0%) > > > > After enabling msix - 9.1 guest won`t boot at all, it cannot attach vtblk= : > > virtio_pci0: <VirtIO PCI Network adapter> port 0x2000-0x201f mem > 0x40000000-0x40001fff at device 1.0 on pci0 > vtnet0: <VirtIO Networking Adapter> on virtio_pci0 > virtio_pci0: host features: 0x18020 <Status,MrgRxBuf,MacAddress> > virtio_pci0: negotiated features: 0x18020 <Status,MrgRxBuf,MacAddress> > virtio_pci0: cannot allocate interrupts > vtnet0: cannot allocate virtqueues > device_attach: vtnet0 attach returned 6 > virtio_pci1: <VirtIO PCI Block adapter> port 0x2040-0x207f at device 2.0 > on pci0 > vtblk0: <VirtIO Block Adapter> on virtio_pci1 > virtio_pci1: host features: 0x10000004 <RingIndirect,MaxNumSegs> > virtio_pci1: negotiated features: 0x10000004 <RingIndirect,MaxNumSegs> > virtio_pci1: cannot allocate interrupts > vtblk0: cannot allocate virtqueue > device_attach: vtblk0 attach returned 6 > > If I run 9.1 with BHYVE_USE_MSI - vtblk works, but no vtnet device
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