On Oct 13, 2009, at 6:30 PM, Liam Merwick wrote:

> Eric Sharakan wrote, On 13/10/2009 22:38:
>> The only feature immediately unlocked with S10 10/09 (aka S10U8) is  
>> crypto DR (dynamic reconfiguration).  This means you can add &  
>> remove crypto units while the domain is running.  It _also_ means  
>> you're no longer prevented from performing cpu DR if the domain has  
>> any crypto units bound to it.  Among other things, this greatly  
>> simplifies reconfiguring a system from the factory-default single  
>> domain to a minimized control domain (as is required prior to  
>> creating guest domains).
>> Other features (e.g. link-based IPMP) are included in the latest  
>> S10 update release, but require a new version of LDoms Manager to  
>> access.  These will be available with LDoms 1.3, coming early in  
>> 2010.
>> That's the good news.  Here's the bad news.  The latest Solaris  
>> update tickles a few bugs in LDoms in the areas of power management  
>> & domain migration.  We're feverishly working on a patch for LDoms  
>> 1.2 that'll address these issues.  Currently it is scheduled to be  
>> available in a couple weeks (assuming testing & verification go  
>> well).  In the meantime it's recommended to not update your control  
>> domain to S10U8 if you want to use domain migration.
>
> A bit more good news :-) The LDoms Manager patch 142840-01 is  
> already available which fixes that domain migration issue (6855156).
> The full list of changes in that patch is:
>
> 6849667 Allow hostid of an existing domain be modified
> 6855156 migration blocked because sasl_encode64 output buffer is now  
> too small
> 6861388 Modify set-domain options CLI
> 6866528 XML List command does not get updated statistics
>
>
>> Also, we recommend you not update any of your domains if you're  
>> enabling the "elastic" power management policy.
>
> A newer rev of 142840 will be released in a few weeks that will  
> address
> that Power Management bug.

Patch 142840-02 is now available on sunsolve.sun.com:

http://sunsolve.sun.com/search/document.do?assetkey=1-21-142840-02-1

Fixes:
6847784 vdisk/vnet/vsw id property should be treat as a constraint
6857139 Batoka system hang on an elastic mode batoka after set all  
available cpus to primary domain
6858386 PM is suspended when any domain is in transition mode
6867719 migration can fail between systems connected through multiple  
networks
6874376 crypto DR requests incorrectly reference parked strands
6879272 hostid == 0xFFFFFFFF can be assigned
6881814 Need to prevent PM from orphaning crypto units
6884307 LDMD fails to send back response after a timed out stop call
6886191 response structure is not being cleared properly during a XMPP/ 
XML call
6887026 ldmd dumps core with SEGV, when adding back all cryptos to a  
primary in elastic mode.

This addresses all known interactions issues between crypto DR & power  
management, along with providing important fixes for migration between  
systems connected to multiple networks and for an issue that could  
affect Ops Center when domains are slow to stop.

We recommend all users who are running LDoms 1.2, especially those  
upgrading to S10 10/09 (aka S10U8), apply the -02 version of this  
LDoms Manager patch.

Thanks.

-Eric
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