Re: [zfs-discuss] Sun X4200 Question...

2013-03-15 Thread Tiernan OToole
Thanks for the info. I am planning g the install this weekend, between
formula one and other hardware upgrades... fingers crossed it works!
On 14 Mar 2013 09:19, Heiko L. h.lehm...@hs-lausitz.de wrote:


  support for VT, but nothing for AMD... The Opterons dont have VT, so i
 wont
  be using XEN, but the Zones may be useful...

 We use XEN/PV on X4200 for many years without problems.
 dom0: X4200+openindiana+xvm
 guests(PV): openindiana,linux/fedora,linux/debian
 (vmlinuz-2.6.32.28-xenU-32,vmlinuz-2.6.18-xenU64)


 regards Heiko

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Re: [zfs-discuss] Sun X4200 Question...

2013-03-14 Thread Heiko L.

 support for VT, but nothing for AMD... The Opterons dont have VT, so i wont
 be using XEN, but the Zones may be useful...

We use XEN/PV on X4200 for many years without problems.
dom0: X4200+openindiana+xvm
guests(PV): openindiana,linux/fedora,linux/debian 
(vmlinuz-2.6.32.28-xenU-32,vmlinuz-2.6.18-xenU64)


regards Heiko

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Re: [zfs-discuss] Sun X4200 Question...

2013-03-14 Thread Jim Klimov

On 2013-03-11 21:50, Bob Friesenhahn wrote:

On Mon, 11 Mar 2013, Tiernan OToole wrote:


I know this might be the wrong place to ask, but hopefully someone can
point me in the right direction...
I got my hands on a Sun x4200. Its the original one, not the M2, and
has 2 single core Opterons, 4Gb RAM and 4 73Gb SAS Disks...
But, I dont know what to install on it... I was thinking of SmartOS,
but the site mentions Intel support for VT, but nothing for
AMD... The Opterons dont have VT, so i wont be using XEN, but the
Zones may be useful...


OpenIndiana or OmniOS seem like the most likely candidates.

You can run VirtualBox on OpenIndiana and it should be able to work
without VT extensions.


Also note that without the extensions VirtualBox has some quirks.
Most notably, lack of acceleration and support for virtual SMP.
But unlike some other virtualizers, it should work (does work for
us on a Thumper also with pre-VTx Opteron CPUs). However, recently
the VM virtual hardware clocks became way slow. I am at loss so
far, the forum was moderately helpful - probably the load on the
host and induced latencies have their role. But the problem does
happen on more modern hardware too, so VTx (lack of) shouldn't be
our reason...

//Jim

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Re: [zfs-discuss] Sun X4200 Question...

2013-03-14 Thread Gary Driggs
On Mar 14, 2013, at 5:55 PM, Jim Klimov jimkli...@cos.ru wrote:

 However, recently the VM virtual hardware clocks became way slow.

Does NTP help correct the guest's clock?
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Re: [zfs-discuss] Sun X4200 Question...

2013-03-14 Thread Jim Klimov

On 2013-03-15 01:58, Gary Driggs wrote:

On Mar 14, 2013, at 5:55 PM, Jim Klimov jimkli...@cos.ru wrote:


However, recently the VM virtual hardware clocks became way slow.


Does NTP help correct the guest's clock?


Unfortunately no, neither guest NTP, ntpdate or rdate in crontabs,
nor VirtualBox timesync settings, alone or even combined for test
(though known to conflict) - nothing has definitely helped so far.

We also have some setups on rather not-loaded hardware where after
a few days of uptime the clock stalls to the point that it has a
groundhog day - rotating over the same 2-3 second range for hours,
until the VM is powered off and booted.

Conversely, we also have dozens of VMs (and a few hosts) where no
such problems occur. Weird stuff...

//Jim

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[zfs-discuss] Sun X4200 Question...

2013-03-11 Thread Tiernan OToole
I know this might be the wrong place to ask, but hopefully someone can
point me in the right direction...

I got my hands on a Sun x4200. Its the original one, not the M2, and has 2
single core Opterons, 4Gb RAM and 4 73Gb SAS Disks... But, I dont know what
to install on it... I was thinking of SmartOS, but the site mentions Intel
support for VT, but nothing for AMD... The Opterons dont have VT, so i wont
be using XEN, but the Zones may be useful...

Any advice?

Thanks!

-- 
Tiernan O'Toole
blog.lotas-smartman.net
www.geekphotographer.com
www.tiernanotoole.ie
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Re: [zfs-discuss] Sun X4200 Question...

2013-03-11 Thread Bob Friesenhahn

On Mon, 11 Mar 2013, Tiernan OToole wrote:


I know this might be the wrong place to ask, but hopefully someone can point me 
in the right direction...
I got my hands on a Sun x4200. Its the original one, not the M2, and has 2 
single core Opterons, 4Gb RAM and 4 73Gb SAS Disks...
But, I dont know what to install on it... I was thinking of SmartOS, but the 
site mentions Intel support for VT, but nothing for
AMD... The Opterons dont have VT, so i wont be using XEN, but the Zones may be 
useful... 


OpenIndiana or OmniOS seem like the most likely candidates.

You can run VirtualBox on OpenIndiana and it should be able to work 
without VT extensions.


Bob
--
Bob Friesenhahn
bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/users/bfriesen/
GraphicsMagick Maintainer,http://www.GraphicsMagick.org/___
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Re: [zfs-discuss] Sun X4200 Question...

2013-03-11 Thread Tiernan OToole
to tell you the truth, i dont really need the virtualization stuff... Zones
sounds interesting, since it seems to be ligher weight than Xen or anything
like that...


On Mon, Mar 11, 2013 at 8:50 PM, Bob Friesenhahn 
bfrie...@simple.dallas.tx.us wrote:

 On Mon, 11 Mar 2013, Tiernan OToole wrote:

  I know this might be the wrong place to ask, but hopefully someone can
 point me in the right direction...
 I got my hands on a Sun x4200. Its the original one, not the M2, and has
 2 single core Opterons, 4Gb RAM and 4 73Gb SAS Disks...
 But, I dont know what to install on it... I was thinking of SmartOS, but
 the site mentions Intel support for VT, but nothing for
 AMD... The Opterons dont have VT, so i wont be using XEN, but the Zones
 may be useful...


 OpenIndiana or OmniOS seem like the most likely candidates.

 You can run VirtualBox on OpenIndiana and it should be able to work
 without VT extensions.

 Bob
 --
 Bob Friesenhahn
 bfrie...@simple.dallas.tx.us, http://www.simplesystems.org/**
 users/bfriesen/ http://www.simplesystems.org/users/bfriesen/
 GraphicsMagick Maintainer,http://www.GraphicsMagick.org/




-- 
Tiernan O'Toole
blog.lotas-smartman.net
www.geekphotographer.com
www.tiernanotoole.ie
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