On Wed, May 17, 2017 at 10:10 PM, Andi Kleen wrote:
>> The difficulty in pipe mode is that information needs to be written
>> sequentially to the pipe. Meta data headers are usually generated
>> (and also expected) at the beginning of the file (or piped output).
>> To solve this problem, we introd
> The difficulty in pipe mode is that information needs to be written
> sequentially to the pipe. Meta data headers are usually generated
> (and also expected) at the beginning of the file (or piped output).
> To solve this problem, we introduce new synthetic record types,
> one for each meta-data
(This is a rebased and updated version of Stephane Eranian's version
in https://patchwork.kernel.org/patch/1499081/)
Up until now, meta-data was only available when perf record
was used in "regular" mode, i.e., generating a perf.data file.
For users depending on pipe mode, neither host or event
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