can we measure the traffic between user and kernel mode

Alexandre Courbot gnurou at gmail.com
Sun Jan 30 20:40:54 EST 2011


> Here the libc has grouped all your printfs into one single system call
> because of user-space buffering. Fortunately you can prevent this
> behavior using unbuffer:
>
> http://linuxcommand.org/man_pages/unbuffer1.html

Sorry, that should have read stdbuf, and the correct man page is here:

http://www.pixelbeat.org/programming/stdio_buffering/stdbuf-man.html

Alex.



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