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    SubjectRe: [RFCv2 00/48] perf tools: Add threads to record command
    On Fri, Sep 14, 2018 at 11:40:22AM +0200, Ingo Molnar wrote:
    > In fact keeping the files separate has scalability advantages for 'perf report' and similar
    > parsing tools: they could read all the streams in a per-CPU fashion already, from the very
    > beginning.

    Also writing to different files from different CPUs is good for record,
    less contention on the inode state (which include pagecache).

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