CentOS Dojo: Xen and XenServer Storage Performance

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CentOS Dojo: Xen and XenServer Storage Performance

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Xen and XenServer Storage Performance: The low latency characteristics of modern SSDs bring new challenges to virtualisation platforms. With response times that small, the CPU time spent while processing VM's requests play an important role on the I/O throughput. This talk will review the storage subsystem architecture in Xen and XenServer, presenting numbers for a variety of storage types and discussing how new software techniques can help to mitigate the problem.

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