Special:Log/upload

Knoel — Sun, 14 Apr 2013 14:58:54 GMT

uploaded "[[Image:2012-forum-Virtio net status challenges 2012.pdf]]"

Special:Log/upload

Knoel — Sun, 14 Apr 2013 14:54:41 GMT

uploaded "[[Image:2012-forum-Virtio net status challenges 2012.odp]]"

KVM Forum 2012

Knoel — Sat, 13 Apr 2013 22:31:06 GMT

Revision as of 22:31, 13 April 2013		Current revision
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	! Time !! Title !! Speaker !! Title !! Speaker		! Time !! Title !! Speaker !! Title !! Speaker
	\|-		\|-
-	\|1:00pm \|\| KVM and Microsoft Hyper-V Enlightenments \|\| Vadim Rozenfeld \|\| QOM Vadis? Taking Objects to CPU and Beyond \|\| Andreas Färber, SUSE	+	\|1:00pm \|\| [[Media:2012-forum-kvm hyperv.pdf \| KVM and Microsoft Hyper-V Enlightenments]] \|\| Vadim Rozenfeld \|\| [[Media:2012-forum-QOM CPU.pdf \| QOM Vadis? Taking Objects to CPU and Beyond]] \|\| Andreas Färber, SUSE
	\|-		\|-
-	\|1:45pm \|\| Linux bridging: Teaching an Old Dog New Tricks \|\| Stephen Hemminger \|\| QIDL: An Embedded Language to Serialize Guest Data Structures for Live Migration \|\| MIchael Roth, IBM	+	\|1:45pm \|\| [[Media:2012-forum-Hemminger-New-Bridge.pdf \| Linux bridging: Teaching an Old Dog New Tricks]] \|\| Stephen Hemminger \|\| [[Media:2012-forum-qidl-talk.pdf \| QIDL: An Embedded Language to Serialize Guest Data Structures for Live Migration]] \|\| Michael Roth, IBM
	\|-		\|-
-	\|2:30pm \|\| KVM in the Enterprise: An Early Adopter's Take \|\| Fernando Luis Vazquez Cao, NTT \|\| Live Migration: Even faster, Now With a Dedicated Thread! \|\| Orit Wasserman, Red Hat	+	\|2:30pm \|\| [[Media:2012-forum-Fernando-NTT-KVM-early-adopter.pdf \| KVM in the Enterprise: An Early Adopter's Take]] \|\| Fernando Luis Vazquez Cao, NTT \|\| [[Media:2012-forum-live-migration.pdf \| Live Migration: Even faster, Now With a Dedicated Thread!]] \|\| Orit Wasserman, Red Hat
	\|-		\|-
-	\|3:30pm \|\| Qemu USB Status Report 2012 \|\| Gerd Hoffman, Red Hat \|\| Yabusame Update on Postcopy Live Migration for QEMU/KVM \|\| Isaku Yamahata, VA Linux Systems Japan K.K.	+	\|3:30pm \|\| [[Media:2012-forum-qemu-usb-status-update.pdf \| Qemu USB Status Report 2012]] \|\| Gerd Hoffman, Red Hat \|\| [[Media:2012-forum-postcopy.pdf \| Yabusame Update on Postcopy Live Migration for QEMU/KVM]] \|\| Isaku Yamahata, VA Linux Systems Japan K.K.
	\|-		\|-
-	\|4:00pm \|\| How to Use KVM's Reverse Mappings to Improve Scalability \|\| Takuya Yoshikawa, NTT \|\| Spice Status Update \|\| Hans de Goede, Red Hat	+	\|4:00pm \|\| [[Media:2012-forum-yoshikawa.pdf \| How to Use KVM's Reverse Mappings to Improve Scalability]] \|\| Takuya Yoshikawa, NTT \|\| Spice Status Update \|\| Hans de Goede, Red Hat
	\|-		\|-
-	\|4:30pm \|\| A New Chipset for Qemu - Intel's Q35 \|\| Jason Baron, Red Hat \|\| New Features in libguestfs and the Virt Tools \|\| Richard Jones, Red Hat	+	\|4:30pm \|\| [[Media:2012-forum-Q35.pdf \| A New Chipset for Qemu - Intel's Q35]] \|\| Jason Baron, Red Hat \|\| [[Media:2012-forum-rjones-libguestfs.pdf \| New Features in libguestfs and the Virt Tools]] \|\| Richard Jones, Red Hat
	\|-		\|-
-	\|5:00pm \|\| Building Application Sandboxes on Top of KVM or LXC Using libvirt \|\| Daniel Berrange, Red Hat KVM \|\| Autotest - It's not Just a QA Tool Anymore \|\| Lucas Meneghel Rodrigues, Red Hat	+	\|5:00pm \|\| [[Media:2012-forum-libvirt-sandbox-kvm.pdf \| Building Application Sandboxes on Top of KVM or LXC Using libvirt]] \|\| Daniel Berrange, Red Hat KVM \|\| [[Media:2012-forum-Kvm-autotest.pdf \| Autotest - It's not Just a QA Tool Anymore]] \|\| Lucas Meneghel Rodrigues, Red Hat
	\|}		\|}
-

	'''Thursday, November 8th'''		'''Thursday, November 8th'''
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	! Time !! Title !! Speaker		! Time !! Title !! Speaker
	\|-		\|-
-	\|09:00am \|\| Keynote \|\| Anthony Liguori, IBM	+	\|09:00am \|\| [[Media:2012-forum-Keynote-Liguori.pdf \| Keynote]] \|\| Anthony Liguori, IBM
	\|-		\|-
-	\|09:15am \|\| Virtio & Networking Status and Challenges \|\| Michael S. Tsirkin, Red Hat	+	\|09:15am \|\| [[Media:2012-forum-multiqueue-networking-for-kvm.pdf \| Virtio & Networking Status and Challenges]] \|\| Michael S. Tsirkin, Red Hat
	\|-		\|-
-	\|10:30am \|\| KVM Memory Management Update & Plans \|\| Rik van Riel, Red Hat	+	\|10:30am \|\| [[Media:2012-forum-memory-mgmt.pdf \| KVM Memory Management Update & Plans]] \|\| Rik van Riel, Red Hat
	\|-		\|-
-	\|11:15am \|\| Revamping the QEMU Memory API \|\| Avi Kivity, Red Hat	+	\|11:15am \|\| [[Media:2012-forum-memory-api.pdf \| Revamping the QEMU Memory API]] \|\| Avi Kivity, Red Hat
	\|}		\|}
	{\|		{\|
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	! Time !! Title !! Speaker !! Title !! Speaker		! Time !! Title !! Speaker !! Title !! Speaker
	\|-		\|-
-	\|1:00pm \|\| A Block Layer Overview \|\| Kevin Wolf, Red Hat \|\| Partial Device Port Acceleration \|\| Alexander Graf, SUSE	+	\|1:00pm \|\| [[Media:2012-fourm-block-overview.pdf \| A Block Layer Overview]] \|\| Kevin Wolf, Red Hat \|\| Partial Device Port Acceleration \|\| Alexander Graf, SUSE
	\|-		\|-
-	\|1:45pm \|\| The Road to Effective Thin Provisioning in QEMU \|\| Paolo Bonzini, Red Hat \|\| VFIO: A User's Perspective \|\| Alex Williamson, Red Hat	+	\|1:45pm \|\| [[Media:2012-forum-thin-provisioning.pdf \| The Road to Effective Thin Provisioning in QEMU]] \|\| Paolo Bonzini, Red Hat \|\| [[Media:2012-forum-VFIO.pdf \| VFIO: A User's Perspective]] \|\| Alex Williamson, Red Hat
	\|-		\|-
-	\|2:30pm \|\| GlusterFS for KVM Users and Developers \|\| Stefan Hajnoczi, Red Hat \|\| Megasas on Steroids: Qemu Device-Passthrough With VFIO \|\| Hannes Reinecke, SUSE	+	\|2:30pm \|\| [[Media:2012-forum-glusterfs-stefanha.pdf \| GlusterFS for KVM Users and Developers]] \|\| Stefan Hajnoczi, Red Hat \|\| [[Media:2012-forum-megasas-vfio.pdf \| Megasas on Steroids: Qemu Device-Passthrough With VFIO]] \|\| Hannes Reinecke, SUSE
	\|-		\|-
-	\|3:30pm \|\| Enabling Optimized Interrupt/APIC Virtualization in KVM \|\| Jun Nakajima, Intel \|\| QEMU Live Block Operations: Snapshots, Merging, and Mirroring \|\| Jeff Cody, Red Hat	+	\|3:30pm \|\| [[Media:2012-forum-nakajima apicv.pdf \| Enabling Optimized Interrupt/APIC Virtualization in KVM]] \|\| Jun Nakajima, Intel \|\| QEMU Live Block Operations: Snapshots, Merging, and Mirroring \|\| Jeff Cody, Red Hat
	\|-		\|-
-	\|4:00pm \|\| Efficient Sharing of Physical Devices Between KVM Guests and Host \|\| Bharat Bhushan, Freescale \|\| Virtio-blk Performance Improvement \|\| Asias He, Red Hat	+	\|4:00pm \|\| [[Media:2012-forum-device-sharing-Bharat.pdf \| Efficient Sharing of Physical Devices Between KVM Guests and Host]] \|\| Bharat Bhushan, Freescale \|\| [[Media:2012-forum-virtio-blk-performance-improvement.pdf \| Virtio-blk Performance Improvement]] \|\| Asias He, Red Hat
	\|-		\|-
-	\|4:30pm \|\| Multiqueue Networking for KVM \|\| Jason Wang, Red Hat \|\| WHQL Pprocess for Windows Drivers and What the Community Can Learn From It \|\| Yan Vugenfirer, Daynix	+	\|4:30pm \|\| [[Media:2012-forum-multiqueue-networking-for-kvm.pdf \| Multiqueue Networking for KVM]] \|\| Jason Wang, Red Hat \|\| [[Media:2012-forum-WHQLAndTheCommunity.pdf \| WHQL Pprocess for Windows Drivers and What the Community Can Learn From It]] \|\| Yan Vugenfirer, Daynix
	\|-		\|-
-	\|5:00pm \|\| Lightning Talks \|\| \|\| \|\|	+	\|5:00pm \|\| Lightning Talks: [[Media:2012-forum-Brugger-lightningtalk.pdf \| PV Disk I/O]] * [[Media:2012-forum-ovmf.pdf \| OVMF]] * [[Media:2012-forum NetWare as KVM Guest.pdf \| Netware as KVM Guest]] \|\| \|\| \|\|
	\|}		\|}

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	! Time !! Title !! Speaker !! Title !! Speaker		! Time !! Title !! Speaker !! Title !! Speaker
	\|-		\|-
-	\|9:15am \|\| ARM Virtualization for the Masses \|\| Christoffer Dall, Virtual Open Systems \|\| Memory Aggregation / Cloud with KVM \|\| Benoit Hudzia, SAP	+	\|9:15am \|\| ARM Virtualization for the Masses \|\| Christoffer Dall, Virtual Open Systems \|\| [[Media:2012-forum-Hecatonchire Benoit Hudzia.pdf \| Memory Aggregation / Cloud with KVM]] \|\| Benoit Hudzia, SAP
	\|-		\|-
-	\|10:30am \|\| KVM on IBM System z: Channel I/O And How To Virtualize It \|\| Cornelia Huck, IBM \|\| OpenStack: KVM for the Masses \|\| Mark McLoughlin, Red Hat	+	\|10:30am \|\| [[Media:2012-forum-channel-io-kvm-forum.pdf \| KVM on IBM System z: Channel I/O And How To Virtualize It]] \|\| Cornelia Huck, IBM \|\| [[Media:2012-forum-OpenStack-KVM-for-the-Masses.pdf \| OpenStack: KVM for the Masses]] \|\| Mark McLoughlin, Red Hat
	\|-		\|-
-	\|11:15am \|\| Boxes: A Box for Everyone! \|\| Zeeshan Ali, Red Hat \|\| KVM on IBM POWER: Update & IO Architecture \|\| Benjamin Herrenschmidt, IBM & Stuart Yoder, Freescale	+	\|11:15am \|\| Boxes: A Box for Everyone! \|\| Zeeshan Ali, Red Hat \|\| [[Media:2012-forum-PowerKVM2012.pdf \| KVM on IBM POWER: Update & IO Architecture]] \|\| Benjamin Herrenschmidt, IBM & Stuart Yoder, Freescale
	\|}		\|}
-

Special:Log/upload

Knoel — Sat, 13 Apr 2013 22:21:55 GMT

uploaded "[[Image:2012-forum-OpenStack-KVM-for-the-Masses.pdf]]"

Special:Log/upload

Knoel — Sat, 13 Apr 2013 22:20:04 GMT

uploaded "[[Image:2012-forum-Kvm-autotest.pdf]]"

Multiqueue

Kongove — Fri, 12 Apr 2013 00:34:39 GMT

Revision as of 00:34, 12 April 2013		Current revision
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	* kernel changes: git://github.com/jasowang/kernel-mq.git		* kernel changes: git://github.com/jasowang/kernel-mq.git
	* qemu-kvm changes: git://github.com/jasowang/qemu-kvm-mq.git		* qemu-kvm changes: git://github.com/jasowang/qemu-kvm-mq.git
-	* qemu-kvm -netdev tap,id=hn0,queues=M -device virtio-net-pci,netdev=hn0,queues=M,vectors=N ...	+	* qemu-kvm -netdev tap,id=hn0,queues=M -device virtio-net-pci,netdev=hn0,vectors=N ...

	== Status & Challenges ==		== Status & Challenges ==
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	==== Basic design ====		==== Basic design ====
	* Borrow the idea of macvtap, we just allow multiple sockets to be attached in a single tap device.		* Borrow the idea of macvtap, we just allow multiple sockets to be attached in a single tap device.
-	* As there's no named inode for tap device, new ioctls UNATTACHQUEUE/TUNDETACHQUEUE is introduced to attach or detach a socket from tun/tap which can be used by virtio-net backend to add or delete a queue..	+	* As there's no named inode for tap device, new ioctls IFF_ATTACH_QUEUE/IFF_DETACH_QUEUE is introduced to attach or detach a socket from tun/tap which can be used by virtio-net backend to add or delete a queue..
	* All socket related structures were moved to the private_data of file and initialized during file open.		* All socket related structures were moved to the private_data of file and initialized during file open.
	* In order to keep semantics of TUNSETIFF and make the changes transparent to the legacy user of tun/tap, the allocating and initializing of network device is still done in TUNSETIFF, and first queue is atomically attached.		* In order to keep semantics of TUNSETIFF and make the changes transparent to the legacy user of tun/tap, the allocating and initializing of network device is still done in TUNSETIFF, and first queue is atomically attached.
-	* TUNATTACH is used to attach an unattached file/socket to a tap device. * TUNDETACH is used to detach a file from a tap device. TUNDETACH is used for temporarily disable a queue that is useful for maintain backward compatibility of guest. ( Running single queue driver on a multiqueue device ).	+	* IFF_DETACH_QUEUE is used to attach an unattached file/socket to a tap device. * IFF_DETACH_QUEUE is used to detach a file from a tap device. IFF_DETACH_QUEUE is used for temporarily disable a queue that is useful for maintain backward compatibility of guest. ( Running single queue driver on a multiqueue device ).

	Example:		Example:
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	# ioctl(fd1, TUNSETIFF, "tap")		# ioctl(fd1, TUNSETIFF, "tap")
	# fd2 = open("/dev/net/tun")		# fd2 = open("/dev/net/tun")
-	# ioctl(fd2, TUNATTACHQUEUE, "tap")	+	# ioctl(fd2, IFF_ATTACH_QUEUE, "tap")
	then we have two queues tap device with fd1 and fd2 as its queue sockets.		then we have two queues tap device with fd1 and fd2 as its queue sockets.

KvmOnGentoo

Ormaaj — Wed, 10 Apr 2013 10:20:44 GMT

Revision as of 10:20, 10 April 2013		Current revision
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	== Installing ==		== Installing ==
-	* printf 'QEMU_SOFTMMU_TARGETS="i386 x86_64"\nQEMU_USER_TARGETS="i386 x86_64"\n' >> /etc/make.conf	+	* printf '%s\n' 'QEMU_SOFTMMU_TARGETS="i386 x86_64"' 'QEMU_USER_TARGETS="i386 x86_64"\n' >> /etc/make.conf
	* emerge app-emulation/qemu-kvm		* emerge app-emulation/qemu-kvm

KVM - Recent changes [en]

Special:Log/upload

Special:Log/upload

KVM Forum 2012

Special:Log/upload

Special:Log/upload

Multiqueue

KvmOnGentoo