similar to: Weird network performance behaviour?

Displaying 20 results from an estimated 9000 matches similar to: "Weird network performance behaviour?"

2010 Nov 12
6
help with bridging
Hello, There is a xen setup in which "brctl show" gives the following output. bridge name bridge id STP enabled interfaces eth1 8000.003048c9d4df no peth1 vif1.0 vif2.0
2006 Jul 07
7
[PATCH] xenconsole fix
xenconsole fix. reference of tty->count in xencons_close() is racy. It must be protected by tty_sem semaphore like con_close() in drivers/char/vt.c -- yamahata _______________________________________________ Xen-devel mailing list Xen-devel@lists.xensource.com http://lists.xensource.com/xen-devel
2008 May 28
6
SSH ping etc not working between dom0 and domU''s
Hi! I have a problem with my new Xen setup. I have installed Debian etch with netinstall and I''m using 2.6.18-6-xen-amd64 kernel in my dom0 and 3.0.3-0-4 version xen hypervisor. I''m using four network cards on my system and using three of them as xen bridges and dom0 is using the fourth one only for it''s own. So basicly both of my virtual servers use a network card
2009 Nov 06
1
dome domU''s can''t connect to the internet, while others can
Hi all, I have a very strange situation, which I can''t explain. On a Core 2Quad server with 8GB RAM, we have 10 xen domU''s, as follows: vps.animalsaregreat.info login: root@zaxen01:[~]$ xm list Name ID Mem(MiB) VCPUs State Time(s) Domain-0 0 512 4 r----- 232.2 actionco.vm
2006 Nov 08
4
bridge with IP address, "received packet with own address as source address"
Hi, I''ve set up identical (what I think) machines using SLES 10 x86_64, but a new one of those is saying frequently in /var/log/messages: kernel: bond0: received packet with own address as source address A short summary of ifconfig looks like this: bond0 Link encap:Ethernet HWaddr 00:14:4F:2A:12:9C inet addr:132.199.176.78 Bcast:132.199.255.255 Mask:255.255.0.0 eth0
2008 Jul 16
5
Communicating with VM before Network is configured.
Hi All, I am facing an issue regarding communicating a value from outside to a Guest OS (linux, solaris and windows) launched on Xen Server. I did went through this thread, but It was not completely clear. http://lists.xensource.com/archives/html/xen-users/2006-07/msg00473.html My question is - Is there a way in Xen, through which I can communicate a value from outside to a Guest OS (linux,
2008 Apr 18
7
help--dom0 network goes unpingable when xend starts
I installed 64-bit xen 3.1.0 (from xensource.com tarballs) on three new machines today, using a configuration setup that I''ve used successfully many times before. However, I encountered a new problem. These are Dell Poweredge 1950 servers, by the way. >From lspci 04:00.0 Ethernet controller: Broadcom Corporation NetXtreme II BCM5708 Gigabit Ethernet (rev 12) 08:00.0 Ethernet
2011 Oct 04
3
Error: Device 0 (vif) could not be connected. ip addr add 10.0.0.329 dev vif28.0 failed
I''ve looked everywhere for the error message I''ve posted in the title, doesn''t seem like anyone else has it (lots of missing hotplugs scripts). We''re using network-nat. ifconfig -a outputs this: eth0 Link encap:Ethernet HWaddr 00:19:99:a8:f4:5c inet addr:X.X.X.X Bcast:X.X.X.X Mask:255.255.255.255 inet6 addr: X::X:X:X:X/64 Scope:Link
2006 Sep 01
5
can''t get network access from windows hvm
Hello everyone, I have been able to get windows xp to run under a virtual machine, but i cannot get any network access. My desktop is connected to a university network, and we are only given 1 ip address. so i understand i have to use routing instead of bridging, right? i have commented the two lines for bridge and enabled routing in /etc/xen/xend-config.sxp next i inserted a line: vif
2006 Apr 26
8
Xen 3.0 on FC4 - guest domains cant ping host domain
I am installed Xen 3.0 on a Fedora Core 4(2.6.12-1.1454_FC4xen0) machine. This machine is currently running one host domain: [root@]# xm list Name Id Mem(MB) CPU VCPU(s) State Time(s) Domain-0 0 128 0 1 r---- 49.1 fc4-vm1 1 63 0 1 -b--- 18.5 Following is the network configuration for Domain-0: eth0 Link
2012 Jul 30
3
Xen networking disconnect
Hello. I need your help, DomU xen network diconnects randomly, how do you monitoring this? When I connect to vnc server in the hosts, DomU is running, then I open the DomU, after that guest network responds. DomU Debian 6.03 over Centos 5.7 and Xen 3.03. My network configuration: eth0 Link encap:Ethernet HWaddr 68:B5:99:78:AA:6D inet addr:192.168.5.230 Bcast:192.168.5.255
2007 Dec 28
3
Xen Networking Issue with CentOS 5.1
Hi, I tried this post on the Xen list first with no answer. I have 4 machines and 3 of which (all different) have no network access when booted into Xen. I tried using Fedora Core 8 and it produced the same results. Is it normal for the virbr0 interface to take an arbitrary IP? How does it decide what to use? An ifconfig when booted into Xen shows the following: eth0 Link encap:Ethernet
2011 Mar 10
10
Networking in DomU
Hello, I''ve read the FAQ and searched the mailing list but have been unable to resolve my issue with networking in DomUs. The following things I CAN do: +SSH from within DomU to Dom0 +SSH from within DomU to all other DomUs on the same machine +SSH to other machines from within Dom0 +SSH from within DomU to other machines +SSH from other machines to Dom0 (and use the xm commands to
2010 Jun 13
5
domU Networking Issues
Hi, I have Xen 3.0.3 installed on CentOS 5.5 with 2 paravirtualized domU''s configured to use the default bridge networking and am having networking issues. If I boot the computer fresh I am able to ping dom0 and can SSH into it and start the domU''s. The following ping snippet demonstrates the problem. The first group of "Destination Host Unreachable" is while the
2007 Jul 18
8
no networking anymore
hi, after rebooting my host, i can''t have anymore the networking: here''s my output of /etc/init.d/networking restart Reconfiguring network interfaces...SIOCSIFADDR: No such device eth0: ERROR while getting interface flags: No such device SIOCSIFNETMASK: No such device eth0: ERROR while getting interface flags: No such device Failed to bring up eth0. done. cat
2007 Apr 28
13
Need help setting up guest''s networking
Greetings! I finally got the install done for a couple of gust OSs (Win 2003 server & Suse Enterprise 10) Bothe gusts are up and running, but - no networking. My setup: Hardware - AMD Athlon 4200+, ABIT Motherboard, 4 GB of DDR2 RAM, 2 onboard GB NICs Host OS- Suse Linux Enterprise server 10 Xen - 3.0.2_09749-0.4 Config file for Win 2003 server guest: # -*- mode: python; -*-
2008 Apr 18
1
help--dom0 network goes unpingable when xend starts (fwd)
I am posting the message below again because it did not go through last night. Help! Steve Timm -- ------------------------------------------------------------------ Steven C. Timm, Ph.D (630) 840-8525 timm@fnal.gov http://home.fnal.gov/~timm/ Fermilab Computing Division, Scientific Computing Facilities, Grid Facilities Department, FermiGrid Services Group, Assistant Group Leader.
2006 May 04
2
No networking in DomU - Ubuntu
Well where do I start...I have a domU (ubuntu) booting and appears well but I don''t have an eth0 listed at all, dom) looks good. DomU: eth0 Link encap:Ethernet HWaddr 00:06:5B:15:C5:0B inet addr:10.99.99.5 Bcast:10.99.99.7 Mask:255.255.255.248 inet6 addr: fe80::206:5bff:fe15:c50b/64 Scope:Link UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
2005 May 14
10
Cross-Domain Networking Problems
xm list reveals the following information... Name Id Mem(MB) CPU State Time(s) Console Domain-0 0 315 0 r---- 2058.1 Domain-1 11 342 0 -b--- 5.2 9611 Domain-2 12 342 0 -b--- 3.9 9612 Xen seems to be working beautifully but I have not yet figured out how to get Domain-0 to ping both Domain-1 and Domain-2,
2010 Jun 25
1
No connection in DomUs with network-route
Hi, I would like to know if somebody can point me out how to configure several DomUs in a private LAN (for example 192.168.100.0/24) and one DomU with two interfaces (one - 192.168.100.0/24 and two - internet). So far I have enabled in xend-config.sxp: (network-script network-route) (vif-script vif-route) My config files have: /mnt/VM/1.cfg:vif = [''ip=192.168.1.3'']