Re: [CentOS] Problem to run 4 virtual machines at a time.

2008-09-13 Thread MHR
On Sat, Sep 13, 2008 at 9:10 AM, Wilson Lee <[EMAIL PROTECTED]> wrote:
>
> Correct.  Vyatta is an open source full-featured router/firewall/vpn
> solution based on Debian.  It can be installed on a physical computer or
> virtualized.  Especially in a virtualized environment, Vyatta allows one to
> easily segregate network segments.  Resource requirements can be very low
> depending on the level of traffic and features enabled.
>

Sounds like this is more of a question for a vyatta mailing list.

What CentOS product are you using for these virtual machines?  Are you
using xen or something else?

mhr
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Re: [CentOS] Problem to run 4 virtual machines at a time.

2008-09-13 Thread Wilson Lee
nate wrote:

>What is vyatta system? From a search the closest I can find is
>some sort of software that provides routing functionality
>
>http://www.vyatta.com/index.php
>
>Is that it ?

Correct.  Vyatta is an open source full-featured router/firewall/vpn solution 
based on Debian.  It can be installed on a physical computer or virtualized.  
Especially in a virtualized environment, Vyatta allows one to easily segregate 
network segments.  Resource requirements can be very low depending on the level 
of traffic and features enabled.

I currently use it as my primary home router for my static PPPoE AT&T DSL.  I 
also use it to provide inter-VLAN routing.

At my previous employment, I used it for inter-VLAN routing - segments for 
VoIP, LAN, and DMZ.  It worked very well and never had a hiccup.

Best of all, there is no fee for the community edition, with a new version 
about every 6 months.  There's a subscription service if you want technical 
support and timely updates.

BTW, I don't work for Vyatta, just a happy user of their product.


Here are the technical specs from their website:

HARDWARE SUPPORT
» 32-bit x86 processors
» PC architecture

INTERFACES
» 10/100/1000 Ethernet cards
» 10 GbE cards
» T1/E1 cards – 1 port
» T1/E1 cards – 2 port
» T1/E1 cards – 4 port
» T3 cards

IP AND ROUTING PROTOCOLS
» IPv4
» OSPFv2
» BGPv4
» RIPv2
» Static routes

IP ADDRESS MANAGEMENT
» Static
» DHCP server
» DHCP client
» DHCP relay

ENCAPSULATIONS
» Ethernet
» 802.1Q VLANs
» PPP
» PPPoE
» MLPPP
» Frame Relay
» HDLC
» GRE, IP-in-IP

LOAD BALANCING
» WAN link load balancing
» MLPPP
» ECMP

QoS
» Priority Queuing
» Classful Queuing
» Bandwidth Management

SECURITY
» Stateful inspection fi rewall
» Network address translation
» IPSec VPN
» Remote VPN (PPTP, L2TP, IPSec)
» DES, 3DES, AES Encryption
» MD5 and SHA-1 Authentication
» RSA, Diffi e Helman Key Management
» NAT Traversal
» RADIUS authentication
» Individual user accounts and passwords

HIGH AVAILABILITY
» VRRP (Virtual Router Redundancy Protocol)
» IPSec VPN Clustering
» Protocol fault isolation

ADMINISTRATION
» Integrated CLI
» Web GUI*
» Single confi guration fi le
» Telnet
» SSHv2
» Network upgrades

DEBUGGING AND PACKET SNIFFING
» tcpdump
» Wireshark packet capture

LOGGING AND MONITORING
» Syslog
» SNMPv2c

* Web GUI Available Q3 ‘08

Wilson

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Re: [CentOS] Problem to run 4 virtual machines at a time.

2008-09-13 Thread nate
mallikarjun gudisagar wrote:
> Hi all
>
> I have installed  vyatta system, (vyatta-livecd-vc4-alpha2.iso ) on top of
> Centos5.

What is vyatta system? From a search the closest I can find is
some sort of software that provides routing functionality

http://www.vyatta.com/index.php

Is that it ?

> My problem is  i have installed  '4'  virtual machines.
> each virtual machine have 256Mb RAM.
> But i am not able to run 4 virtual machines at a time.

What is stopping you? is there an error? If so what error?

nate
(not familiar with Xen myself, I prefer vmware)


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[CentOS] Problem to run 4 virtual machines at a time.

2008-09-13 Thread mallikarjun gudisagar
Hi all

I have installed  vyatta system, (vyatta-livecd-vc4-alpha2.iso ) on top of
Centos5.
Our system requirement is,
* Centos 5.1 (2.6.18-92.1.10.el5xen )
* 2 Gb RAM,
* x86_64

And cpu information is as follow,

[EMAIL PROTECTED] ~]# cat /proc/cpuinfo
processor   : 0
vendor_id   : AuthenticAMD
cpu family  : 15
model   : 107
model name  : AMD Athlon(tm) 64 X2 Dual Core Processor 4000+
stepping: 1
cpu MHz : 2100.010
cache size  : 512 KB
physical id : 0
siblings: 1
core id : 0
cpu cores   : 1
fpu : yes
fpu_exception   : yes
cpuid level : 1
wp  : yes
flags   : fpu tsc msr pae mce cx8 apic mtrr mca cmov pat pse36
clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt lm 3dnowext 3dnow
pni cx16 lahf_lm cmp_legacy svm cr8_legacy
bogomips: 5252.03
TLB size: 1024 4K pages
clflush size: 64
cache_alignment : 64
address sizes   : 40 bits physical, 48 bits virtual
power management: ts fid vid ttp tm stc [6]

processor   : 1
vendor_id   : AuthenticAMD
cpu family  : 15
model   : 107
model name  : AMD Athlon(tm) 64 X2 Dual Core Processor 4000+
stepping: 1
cpu MHz : 2100.010
cache size  : 512 KB
physical id : 1
siblings: 1
core id : 0
cpu cores   : 1
fpu : yes
fpu_exception   : yes
cpuid level : 1
wp  : yes
flags   : fpu tsc msr pae mce cx8 apic mtrr mca cmov pat pse36
clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt lm 3dnowext 3dnow
pni cx16 lahf_lm cmp_legacy svm cr8_legacy
bogomips: 5252.03
TLB size: 1024 4K pages
clflush size: 64
cache_alignment : 64
address sizes   : 40 bits physical, 48 bits virtual
power management: ts fid vid ttp tm stc [6]

My problem is  i have installed  '4'  virtual machines.
each virtual machine have 256Mb RAM.
But i am not able to run 4 virtual machines at a time.
 Please help me, what should i have to do?

Thanks
mallu
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