On Thursday 26 December 2019 03:15:28 pm Gene Heskett wrote: > On Thursday 26 December 2019 15:23:11 Dr. Nikolaus Klepp wrote: > > Anno domini 2019 Thu, 26 Dec 15:08:41 -0500 > > Gene Heskett scripsit: > > > On Thursday 26 December 2019 10:30:39 Michael wrote: > > > > On Thursday 26 December 2019 05:24:06 am Gene Heskett wrote: > > > > > preempt-realtime kernel > > > > > > > > You've mentioned realtime kernel before as being faster(/better?), > > > > do you have a goto link/article that explains it for a mostly > > > > uninformed about kernel person? > > > > > > If you install the kernel src debs, you can do a make menuconfig, > > > which will allow you access to the kernels fine tuning, and one of > > > the option buried in the menu's is to turn on a config option call > > > preempt-rt or preempt-realtime. This changes the IRQ handling to > > > make the IRQ's be handled much quicker at the expense of making > > > other stuff wait a few microseconds. > > > > One should also mention, that for a normal user a realtime kernel is a > > bad idea, the GUI will not perform better. > > That is highly dependant on the kernel. At the present time, the version > I built is about 25 fps faster than the raspbian kernel it replaces. > And even that is an older build. Real world, I’d be considering this for a Web server. They are a minimum/bare install with LAMP (e.g. no GUI). A fairly standard page display is 100 - 200 total requests spanning multiple seconds. So I guess I’m wondering if this would shave a bit off each request (though faster talking with NIC/disk/etc.)? --------------------------------------------------------------------- To unsubscribe, e-mail: trinity-users-unsubscribe@xxxxxxxxxxxxxxxxxxxxxxxxxx For additional commands, e-mail: trinity-users-help@xxxxxxxxxxxxxxxxxxxxxxxxxx Read list messages on the web archive: http://trinity-users.pearsoncomputing.net/ Please remember not to top-post: http://trinity.pearsoncomputing.net/mailing_lists/#top-posting
