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Tuesday, October 22 • 10:30am - 11:15am
Block Layer Status Report - Stefan Hajnoczi, Red Hat & Kevin Wolf, Red Hat

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As KVM virtualization usage grows in both traditional data center and cloud scenarios, new demands are influencing the features and performance of storage devices in QEMU. This presentation covers new block layer features added to qemu-img and QEMU over the past year. It also presents current block layer development activity for those eager to test or contribute. This talk is a summary of all the work that has been completed around storage in QEMU this year, and the open issues that the community is addressing.


Stefan Hajnoczi

Principal Software Engineer, Red Hat
Stefan Hajnoczi has contributed to QEMU since 2010. He currently co-maintains the QEMU block layer together with Kevin Wolf. Now at Red Hat and previously at IBM's Linux Technology Center, Stefan has worked on disk image formats, storage migration, multi-core device emulation, and I/O performance optimization in QEMU. He also maintains the QEMU tracing subsystem and co-maintains the QEMU net subsystem, and is organization administrator for QEMU's... Read More →

Kevin Wolf

Red Hat
Kevin Wolf works at Red Hat as a KVM developer, with a focus on block devices. He is the maintainer of QEMU's block subsystem and has contributed many patches to block device emulation and image format drivers. After graduating in Software Engineering at the University of | Stuttgart, Germany in 2008 he worked on Xen's block layer for a year before he started working on KVM for Red Hat in 2009.

Tuesday October 22, 2013 10:30am - 11:15am
Edinburgh Suite

Attendees (22)