Re: [gentoo-user] vserver/gentoo: experiences, remarks, hints?

2006-08-29 Thread Mike Williams
On Tuesday 29 August 2006 10:38, [EMAIL PROTECTED] wrote:
 If someone is running vserver on gentoo, could he please
 summarise his experiences?

 After 3 weeks of struggling with chrooted apache (still a lot
 of thinks broken) I would like to try this vserver-concept
 for web (apache+mysql+php) and mail (sendmail+uw-imap+clamav
 +spamassassin), but until last week I did not hear about
 vserver, I do not know how stable it is, how much cpu/ram
 overhead it creates, etc...

It works great.
No obvious memory or CPU overhead.

It's not the most secure thing in the world, as all the memory is available to 
each vserver. That's a good thing for the most efficient memory usage, but 
does mean one vserver can hog all the RAM if it wants.

Xen is a proper virtual server system. However you allocate a fix amount of 
memory to each VM which is quite wasteful.

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Re: [gentoo-user] vserver/gentoo: experiences, remarks, hints?

2006-08-29 Thread jarry

Mike Williams [EMAIL PROTECTED] wrote:

 It's not the most secure thing in the world, as all the memory
 is available to each vserver. 

Well, not worse then having all services running on
one server. BTW, am I wrong if I think one can limit
resources for vserver with u/rlimits (settings in
/etc/vservers/*/rlimits)?

Jarry

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Re: [gentoo-user] vserver/gentoo: experiences, remarks, hints?

2006-08-29 Thread Mike Williams
On Tuesday 29 August 2006 11:42, [EMAIL PROTECTED] wrote:
  It's not the most secure thing in the world, as all the memory
  is available to each vserver.

 Well, not worse then having all services running on
 one server. 

Very true.

 BTW, am I wrong if I think one can limit 
 resources for vserver with u/rlimits (settings in
 /etc/vservers/*/rlimits)?

That's what the documentation suggests, the vservers I run are relatively 
simple affairs for internal use only, so I haven't bothered with any limits.

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Mike Williams
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