App on L4Re

Josh Zhao joshsystem at
Thu Nov 29 02:01:14 CET 2012

Hi Chen,
I guess you want to compare the performance of L4Linux with non-L4Linux. It
could be a little faster! But you have to write an OS layer and maintain it
if any changes from your upper java framework.

josh zhao

2012/11/28 OSDepend <osdepend at>

> **
> Hi
>  >To add to what Björn already mentioned: You are free to use whatever you
> >like but for that you need to have an understanding on the options. L4Re
> >is an offer that significantly reduces complexity for developing native
> >L4 applications. For example, look at l4/pkg/hello/server/src/main.c,
> >the "Hello World" greeting. This is a native L4 application, you do not
> >need Linux to run it. However, L4Re, among many more things, makes it
> >possible that this program is so common to you and you immediately
> >understand what it is doing. But if you like you can also work directly
> >on the kernel's interfaces only. However, then you are likely starting
> >to develop an operating system layer before starting your application.
>  >Adam
> Thank you for your help. What i really care about is how well the L4Re is
> providing. Because i have a willing to port a search engine or a hadoop
> framework on L4Re to see if i can gain much more performance benifit.
> In L4Re, you have already present uclibc and pthread for programmer.
> But it seems like that I need to build the application (hello world) with
> the L4Re, and after that i can boot the system and run the app.
> Can i just build and run my applications on L4Re after the L4Re+Fiasco.OS
> has been boot? Is there any tools developed to dynamic build and load
> applications? (i'm not refereing to the Ned which inits and loads compiled
> apps.)
> _______________________________________________
> l4-hackers mailing list
> l4-hackers at
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <>

More information about the l4-hackers mailing list