Re: [Devel] Re: Which of the virtualization approaches is more suitablefor kernel?

From: Kir Kolyshkin
Date: Wed Feb 22 2006 - 05:09:44 EST


Herbert Poetzl wrote:

On Tue, Feb 21, 2006 at 07:00:55PM +0300, Kirill Korotaev wrote:


- such an approach requires adding of additional argument to many
functions (e.g. Eric's patch for networking is 1.5 bigger than openvz).


hmm? last time I checked OpenVZ was quite bloated
compared to Linux-VServer, and Eric's network part
isn't even there yet ...


This is rather subjective feeling.



of course, of course ...

OpenVZ stable patches:
1857829 patch-022stab032-core
1886915 patch-022stab034-core
7390511 patch-022stab045-combined
7570326 patch-022stab050-combined
8042889 patch-022stab056-combined
8059201 patch-022stab064-combined

Linux-VServer stable releases:
100130 patch-2.4.20-vs1.00.diff
135068 patch-2.4.21-vs1.20.diff
587170 patch-2.6.12.4-vs2.0.diff
593052 patch-2.6.14.3-vs2.01.diff
619268 patch-2.6.15.4-vs2.0.2-rc6.diff


Herbert,

Please stop seeding, hmm, falseness. OpenVZ patches you mention are against 2.6.8 kernel, thus they contain tons of backported mainstream bugfixes and driver updates; so, most of this size is not virtualization, but general security/stability/drivers stuff. And yes, that size also indirectly tells how much work we do to keep our users happy.

Back to the topic. If you (or somebody else) wants to see the real size of things, take a look at broken-out patch set, available from
http://download.openvz.org/kernel/broken-out/. Here (2.6.15-025stab014.1 kernel) we see that it all boils down to:

Virtualization stuff: diff-vemix-20060120-core 817K
Resource management (User Beancounters): diff-ubc-20060120 377K
Two-level disk quota: diff-vzdq-20051219-2 154K

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