control groups

Thiago Macieira thiago at
Wed Apr 18 03:26:52 PDT 2012

On quarta-feira, 18 de abril de 2012 08.13.11, Bart Cerneels wrote:
> > I'd like to bring it to some kernel developers to have their feedback, but
> > I don't want to waste their time if we can poke holes with the D-Bus side
> > of it.
> To me it sounds like we want to solve a priority inversion problem by 
> deliberately raising priority.

Do you know of any other ways of solving a priority inversion problem?

> Clever scheduler tricks can certainly help, but don't solve the 
> fundamental problem of the daemon being the bottleneck.

The broadcasting via the kernel is a good solution, but unlike the daemon, the 
kernel cannot use limitless memory. It has to block on receiving data from the 
userland at some time. Therefore, the kernel solution swaps one problem for 

Thiago Macieira - thiago (AT) - thiago (AT)
   Software Architect - Intel Open Source Technology Center
      PGP/GPG: 0x6EF45358; fingerprint:
      E067 918B B660 DBD1 105C  966C 33F5 F005 6EF4 5358
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