[Tarantool-patches] [PATCH 1/5] popen: Introduce a backend engine

Konstantin Osipov kostja.osipov at gmail.com
Fri Nov 29 17:50:28 MSK 2019


* Cyrill Gorcunov <gorcunov at gmail.com> [19/11/29 16:31]:
> And how it is different from fio.write()? I mean I don't understand
> why for regular writes in fio.write() we call for coio and for
> popen we should not do the same.

Cyrill, the difference is popen works with a pipe, not a file.
Unix supports non-blocking IO for pipes, and usually it doesn't
support it for files. 

-- 
Konstantin Osipov, Moscow, Russia


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