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Linux Foundation’s invitation-only event unites business and technical experts to collaborate on technical issues, the business of open source, best practices in collaborative development, and how to grow open source communities.

Note: The schedule is still being finalized so there may appear to be gaps in the schedule and session dates/times may shift.
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Thursday, February 19 • 4:00pm - 4:50pm
Using ftrace (and Other Tools) for Performance Analysis - Steven Rostedt, Red Hat

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Ever wonder why a tool you used suddenly dropped in performance when upgrading to a new kernel? This can be very difficult to find the exact cause of such a problem. But luckily there are several tools to use to help one out. The first tool to try is perf. perf is well documented as a performance analysis tool. But sometimes that doesn't give you enough information to find the cause of the degradation. Ftrace can give you a different view of the system. This talk will show how to use ftrace and other little known tools of the kernel to find out why a new kernel version has suddenly introduced performance issues to the tools running on top of it.
Speakers
avatar for Steven Rostedt

Steven Rostedt

Principal Software Engineer, Red Hat Inc
Steven Rostedt works for Red Hat and is the main developer for their Real Time kernel. Steven is the maintainer of the Real-Time stable releases. He works upstream mainly developing and maintaining ftrace (the official tracer of the Linux kernel). He also maintains trace-cmd and kernelshark... Read More →

Thursday February 19, 2015 4:00pm - 4:50pm PST
Alexander Valley Ballroom I
  Kernel

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