RE: [Xen-users] Upgrade Proceedure

["Petersson, Mats" <Mats.Petersson@xxxxxxx>]

> -----Original Message-----
> From: Ian Tobin [mailto:itobin@xxxxxxxxxxxxx] 
> Sent: 14 May 2007 10:40
> To: Petersson, Mats; xen-users@xxxxxxxxxxxxxxxxxxx
> Subject: RE: [Xen-users] Upgrade Proceedure
> 
> What happens if you don't have an initrd :)
> 
> The reason i say that is ive compiled everything into the 
> kernel not as
> modules

Then you don't need this step, dist/install.sh will copy the kernel
image to /boot. 

Depending on how you've set your grub.conf up, you may also need to
modify/add the Xen boot entry to match the new version. 

--
Mats
> 
> -----Original Message-----
> From: Petersson, Mats [mailto:Mats.Petersson@xxxxxxx] 
> Sent: 14 May 2007 10:31
> To: Ian Tobin; xen-users@xxxxxxxxxxxxxxxxxxx
> Subject: RE: [Xen-users] Upgrade Proceedure
> 
>  
> 
> > -----Original Message-----
> > From: Ian Tobin [mailto:itobin@xxxxxxxxxxxxx] 
> > Sent: 14 May 2007 10:27
> > To: Petersson, Mats; xen-users@xxxxxxxxxxxxxxxxxxx
> > Subject: RE: [Xen-users] Upgrade Proceedure
> > 
> > Oh ok seems straight forward, I assume the kernel config remains the
> > same? i.e kernel drivers specified on first install are still in the
> > config.
> 
> Ah, good point. If you have a "major" change, e.g. the kernel 
> jumps from
> 2.6.16 to 2.6.18 or some such, then you also need to do (on target
> system):
> # depmod
> # mkinitrd /boot/initrd-2.6.18-xen 2.6.18-xen 
> (Adjust version as applicable of course)
> 
> For very minor upgrades, it's often enough to copy just the xen.gz to
> /boot on the target system - but that's if you know exactly what's
> changed!
> 
> --
> Mats
> > 
> > 
> > 
> > -----Original Message-----
> > From: Petersson, Mats [mailto:Mats.Petersson@xxxxxxx] 
> > Sent: 14 May 2007 10:21
> > To: Ian Tobin; xen-users@xxxxxxxxxxxxxxxxxxx
> > Subject: RE: [Xen-users] Upgrade Proceedure
> > 
> >  
> > 
> > > -----Original Message-----
> > > From: Ian Tobin [mailto:itobin@xxxxxxxxxxxxx] 
> > > Sent: 14 May 2007 10:13
> > > To: Petersson, Mats; xen-users@xxxxxxxxxxxxxxxxxxx
> > > Subject: RE: [Xen-users] Upgrade Proceedure
> > > 
> > > Hi,
> > > 
> > > Is there an uninstall script? 
> > 
> > You can do "make uninstall", but you need to have the "old" 
> version of
> > source-code on the target machine to do this. [Which is great for
> > developers that use the a single machine for Xen-development and
> > testing]. 
> > 
> > 
> > > And when you say tar up the 
> > > dist directory
> > > is that from one of the servers that is running the latest release
> > > already?
> > 
> > I meant from the machine you build Xen from Sources on - if 
> that's one
> > of your servers or some other machine, I can't say. 
> > 
> > This is what I do:
> > # cd $XEN_ROOT
> > # make dist
> > # tar cjf dist.tar.bz2 dist
> > # scp dist.tar.bz2 some_machine:/tmp
> > # ssh some_machine
> > # cd tmp
> > # rm -rf dist     ## Remove the OLD dist directory, if there is one.
> > # tar xjf dist.tar.bz2
> > # ./dist/install.sh
> > # reboot
> > # exit
> > 
> > 
> > 
> > > 
> > > Thanks
> > > 
> > > Ian
> > > 
> > > 
> > > 
> > > -----Original Message-----
> > > From: Petersson, Mats [mailto:Mats.Petersson@xxxxxxx] 
> > > Sent: 14 May 2007 10:10
> > > To: Ian Tobin; xen-users@xxxxxxxxxxxxxxxxxxx
> > > Subject: RE: [Xen-users] Upgrade Proceedure
> > > 
> > >  
> > > 
> > > > -----Original Message-----
> > > > From: xen-users-bounces@xxxxxxxxxxxxxxxxxxx 
> > > > [mailto:xen-users-bounces@xxxxxxxxxxxxxxxxxxx] On Behalf Of 
> > > Ian Tobin
> > > > Sent: 14 May 2007 09:27
> > > > To: xen-users@xxxxxxxxxxxxxxxxxxx
> > > > Subject: [Xen-users] Upgrade Proceedure
> > > > 
> > > > Hi,
> > > > 
> > > >  
> > > > 
> > > > We are looking to getting all our XEN boxes up to the latest 
> > > > release.  The lowest version we have is 3.0.  
> > > > 
> > > >  
> > > > 
> > > > I was wondering what the best way to do an upgrade is, we 
> > > > have built all the XEN boxes from source.
> > > 
> > > 
> > > Tar up the "dist" directory and copy it to each of the 
> new machines,
> > > untar and run "dist/install.sh"?
> > > 
> > > Only problem is if you need to uninstall first - because 
> there's no
> > > uninstall script... Usually you don't need to uninstall, 
> > but sometimes
> > > you do (because some residual file means that the wrong version of
> > > library is used, or some such). 
> > > 
> > > --
> > > Mats
> > > > 
> > > >  
> > > > 
> > > > Thanks
> > > > 
> > > >  
> > > > 
> > > > Ian
> > > > 
> > > >  
> > > > 
> > > >  
> > > > 
> > > > 
> > > 
> > > 
> > > 
> > > 
> > > 
> > > 
> > 
> > 
> > 
> > 
> > 
> > 
> 
> 
> 
> 
> 
> 



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