OpenSolaris on Xen Update September 2006 Joe Bonasera, Todd, - - PowerPoint PPT Presentation

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OpenSolaris on Xen Update September 2006 Joe Bonasera, Todd, Clayton, Dave Edmondson, Mark Johnson, John Levon, Tim Marsland, et al. Operating Platforms Group Sun Microsystems, Inc. Agenda OpenSolaris on Xen Status Porting Issues

SLIDE 1

OpenSolaris on Xen – Update September 2006

Joe Bonasera, Todd, Clayton, Dave Edmondson, Mark Johnson, John Levon, Tim Marsland, et al. Operating Platforms Group Sun Microsystems, Inc.

SLIDE 2

Sun Confidential 2

Agenda

OpenSolaris on Xen Status
Porting Issues
Roadmap
Areas of Interest

SLIDE 3

Sun Confidential 3

Status September 2006

Open Solaris Community

> www.opensolaris.org/os/community/xen > Downloads and How To instructions

History

> End 2005 Internal Solaris domU on Xen 2.0 > Jan 2006 OpenSolaris domU on Xen 3.0 > Jul 2006 added dom0, MP, 64 bit, vbd

August Update

> Bug fixing, additional NIC support > DomU disk image for download

SLIDE 4

Sun Confidential 4

Porting Issues - Hypervisor

MP support

> Spurious page faults

64 bit support

> System calls and rflags

Preemption and migration

SLIDE 5

Sun Confidential 5

Porting Issues - Drivers

Inter-domain protocols

> Network checksum differences

Grant Table Mapping Operations

SLIDE 6

Sun Confidential 6

Porting Issues – Dom0

Tools

> 32 / 64 bit tools > /proc vs /dev > Use of mlock() with privcmd

Kernel

> Xen console, pts differences > Lack of MSI support > Lack of APIC TPR analogue

SLIDE 7

Sun Confidential 7

Road Map du Jour

Updates via OpenSolaris community

> 3.0.3, HVM, balloon, global pages > Bug fixes, performance tuning

Putback into OpenSolaris main branch
Portability fixes to Xen
Solaris 10 backport

SLIDE 8

Sun Confidential 8

Areas of Interest

Cross OS/FS boot loading
Control tools
NUMA
IOMMUs
Multiple Page Size Support
Writable Page Table Alternatives