From mboxrd@z Thu Jan 1 00:00:00 1970 From: Nathan Stratton Subject: Re: HVM dropped packets Date: Tue, 25 Aug 2009 14:49:40 -0500 (CDT) Message-ID: References: <20090825191057.GD19938@edu.joroinen.fi> Mime-Version: 1.0 Content-Type: MULTIPART/MIXED; BOUNDARY="-1806961970-2122097345-1251229780=:18852" Return-path: In-Reply-To: <20090825191057.GD19938@edu.joroinen.fi> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: =?ISO-8859-15?Q?Pasi_K=E4rkk=E4inen?= Cc: Xen-devel List-Id: xen-devel@lists.xenproject.org This message is in MIME format. The first part should be readable text, while the remaining parts are likely unreadable without MIME-aware tools. ---1806961970-2122097345-1251229780=:18852 Content-Type: TEXT/PLAIN; charset=ISO-8859-15; format=flowed Content-Transfer-Encoding: quoted-printable On Tue, 25 Aug 2009, Pasi K=E4rkk=E4inen wrote: > On Tue, Aug 25, 2009 at 01:30:34PM -0500, Nathan Stratton wrote: >> >> I am having no issues with para guests, but HVM guests all show droppe= d >> packets. > > Try changing the Qemu emulated NIC to Intel e1000. Maybe that helps wit= h the > performance. Same > Or then use PV drivers in the guest. Can't, its a HVM guest that I don't have control over. > -- Pasi > >> I am runing Xen 3.4.1 on linux 2.6.31-rc6, but also have tried older x= en >> and kernels. >> >> Also, not sure why I have a vif and a tap for my HVM guests, only have= vif >> for para. >> >> [root@xen1 config]# ifconfig tap19.0 >> tap19.0 Link encap:Ethernet HWaddr B6:B7:E1:71:09:3C >> inet6 addr: fe80::b4b7:e1ff:fe71:93c/64 Scope:Link >> UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 >> RX packets:34507 errors:0 dropped:0 overruns:0 frame:0 >> TX packets:43841 errors:0 dropped:0 overruns:645 carrier:0 >> collisions:0 txqueuelen:500 >> RX bytes:16847714 (16.0 MiB) TX bytes:22711872 (21.6 MiB) >> >> [root@xen1 config]# ifconfig tap19.1 >> tap19.1 Link encap:Ethernet HWaddr 76:C7:74:AF:CA:EC >> inet6 addr: fe80::74c7:74ff:feaf:caec/64 Scope:Link >> UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 >> RX packets:36601 errors:0 dropped:0 overruns:0 frame:0 >> TX packets:36018 errors:0 dropped:0 overruns:457 carrier:0 >> collisions:0 txqueuelen:500 >> RX bytes:18152679 (17.3 MiB) TX bytes:17744980 (16.9 MiB) >> >> [root@xen1 config]# ifconfig vif19.0 >> vif19.0 Link encap:Ethernet HWaddr FE:FF:FF:FF:FF:FF >> inet6 addr: fe80::fcff:ffff:feff:ffff/64 Scope:Link >> UP BROADCAST RUNNING PROMISC MULTICAST MTU:1500 Metric:1 >> RX packets:0 errors:0 dropped:0 overruns:0 frame:0 >> TX packets:0 errors:0 dropped:2908 overruns:0 carrier:0 >> collisions:0 txqueuelen:32 >> RX bytes:0 (0.0 b) TX bytes:0 (0.0 b) >> >> [root@xen1 config]# ifconfig vif19.1 >> vif19.1 Link encap:Ethernet HWaddr FE:FF:FF:FF:FF:FF >> inet6 addr: fe80::fcff:ffff:feff:ffff/64 Scope:Link >> UP BROADCAST RUNNING PROMISC MULTICAST MTU:1500 Metric:1 >> RX packets:0 errors:0 dropped:0 overruns:0 frame:0 >> TX packets:0 errors:0 dropped:181 overruns:0 carrier:0 >> collisions:0 txqueuelen:32 >> RX bytes:0 (0.0 b) TX bytes:0 (0.0 b) >> >> >> [root@xen1 config]# more proxy0.hou-para >> import os, re >> arch =3D os.uname()[4] >> if re.search('64', arch): >> arch_libdir =3D 'lib64' >> else: >> arch_libdir =3D 'lib' >> >> kernel =3D "/usr/lib/xen/boot/hvmloader" >> >> builder=3D'hvm' >> >> name =3D "proxy0.hou" >> memory =3D 2048 >> vcpus=3D4 >> >> disk =3D [ 'file:/share/xen/images/proxy0.hou.img,xvda,w', ] >> vif =3D [ 'mac=3D00:11:25:00:1E:01, type=3Dioemu, bridge=3Dprivate'= , >> 'mac=3D00:11:25:00:1E:02, type=3Dioemu, bridge=3Dpublic' ] >> >> uuid =3D '00000014-1111-2222-3333-200809231904' >> >> device_model =3D '/usr/' + arch_libdir + '/xen/bin/qemu-dm' >> >> sdl=3D0 >> opengl=3D1 >> vnc=3D1 >> vncpasswd=3D'' >> stdvga=3D0 >> serial=3D'pty' >> >> >> >>> <> >> Nathan Stratton CTO, BlinkMind, Inc. >> nathan at robotics.net nathan at blinkmind.com >> http://www.robotics.net http://www.blinkmind.co= m >> >> _______________________________________________ >> Xen-devel mailing list >> Xen-devel@lists.xensource.com >> http://lists.xensource.com/xen-devel > ---1806961970-2122097345-1251229780=:18852 Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ Xen-devel mailing list Xen-devel@lists.xensource.com http://lists.xensource.com/xen-devel ---1806961970-2122097345-1251229780=:18852--