[CentOS-virt] Question - Xen host, DHCPD and guest VMs

[Scot P. Floess]

Hee - yep understood...  My DB VM is only 256 MB - it works just fine :)

On Fri, 6 Nov 2009, Manuel Wolfshant wrote:

> On 11/06/2009 07:05 PM, Scot P. Floess wrote:
>> So, to be honest this is running on my home network ;)  I'm not too
>> worried about security - there is nothing sensitive on my network as is :)
>>
>> Interesting, I never considered running a guest VM and it serving up dhcp
>> addresses :D
>>
>> So, one thing about my home network is my machines don't all have much
>> RAM.  This particular machine has 1 GB and is my "administrative"
>> server - DNS, NIS, NFS, etc...  I slivered off a small VM for a postgres
>> DB and like it to start up when the machine boots.  I do, sometimes bring
>> that down and bring up another VM...
>>
>> I definitely understand what you mean though - but this isn't mission
>> critical or anything so I don't mind it doing what its doing - it works
>> fine to date by bouncing dhcpd - but I hate that ;)  I may try to get my
>> cable modem-router to serve up dhcp - but I don't think it'll let me do
>> ddns internally (that's another thing I am doing inside my network)...
>>
> 64 MB is plenty for a minimal C5 running dhcpd. been there, done that.
> [root at xenh1 ~]# xm list
> Name                                      ID Mem(MiB) VCPUs State   Time(s)
> Domain-0                                   0      692     2 r-----  34832.4
> backup                                     1      126     1 -b----   8412.6
> biblioteca                                 2      510     1 -b----  67702.6
> bugzilla                                   3      254     1 -b----  17413.8
> cvs                                        8      254     1 -b----  13618.4
> issuetracker                               5      126     1 -b----   3113.2
> newswdep                                  21     1279     1 -b---- 459183.3
>
> [root at router ~]# xm list      // machines running C4
> Name                              ID Mem(MiB) VCPUs State  Time(s)
> Domain-0                        0      694     1 r----- 94637.2
> ls1                                8       64     1 -b----  1770.9
> ls2                                12       64     1 -b----   532.7
> ls3                                11       64     1 -b----   528.1
> ls4                               10       64     1 -b----   623.8
> ls5                                9       64     1 -b----   628.5
>
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Scot P. Floess
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