----- "Dave Augustus" <da...@ingraftedsoftware.com> wrote:

> I finally realized that when running Xen and in Dom0, Xen hides the
> AMD-V in /proc/cpuinfo

Really?

dom0:

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 constant_tsc 
pni monitor cx16 lahf_lm cmp_legacy svm cr8_legacy

guest:

flags           : fpu tsc msr pae mce cx8 apic mca cmov pat pse36 clflush mmx 
fxsr sse sse2 ht syscall nx mmxext fxsr_opt lm 3dnowext 3dnow constant_tsc pni 
monitor cx16 lahf_lm cmp_legacy svm cr8_legacy

> (...more reasons to move to KVM)

I have a hunch that you are going to do whatever you are told to do and that 
you really have no idea what is going on.

Can we get more "Hey, I'm told KVM is cool so I'm migrating all of my 
production servers to it because the free OS of my choice may not support it in 
a year or two after I leave my current suckjob position and I hear, since I 
don't read mainline kernel mailing lists religiously and keep only a 
superficial idea in my head about kernel development, since I really have no 
idea what 'kernel development' means, that KVM is the only Jesus-approved way 
of doing things" threads? None of you seem to have have a head for any of this, 
it seems.

Maybe you're just working for Billy's Interwebs-r-Us and keeping Sally's Nail 
Shop going strong, but the last time I checked, the "ent" in CentOS stood for 
"enterprise".

Here are a few tips:

1. Fuck KVM.
2. Stick with Xen because there is quite a lot of time until 5 is EOL'd and if 
you haven't noticed, it's actually a mature technology.
3. Figure out what you are going to do with Sally's Nail Shop in the meantime. 
If you have time to fuck everything up in your environment with KVM, you can 
probably save 20% or more optimizing your environment and even more with proper 
capital investments and training.
4. Figure out how either a) non-critical/enterprise services would ever be 
served by KVM's features or lack thereof, or b) you are going to CYA when you 
can't guarantee an SLA.
5. Spend more time on KVM dev lists instead of posting here and annoying others 
with your butthurt KVM-won't-work posts, as it's not even supported upstream.

-- 
Christopher G. Stach II
http://ldsys.net/~cgs/
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