On 04/09/2016 08:00 AM, Alan Stern wrote: > On Sat, 9 Apr 2016, Sam Sany wrote: >> I have yet to try the 4.5 kernel. I prefer to use a low-latency kernel, bc >> the primary purpose of this machine is recording music. So I have been >> downloading the newest source code available in the Ubuntu Studio >> repositories, configuring with the xhci drivers modulized (by default Ubuntu >> makes them builtin), and compiling from that. If I download the source for >> 4.5, is there somewhere I can find a .config file that would allow for low- >> latency performance? > > What do you mean by low-latency kernel? I'm not aware of any > low-latency patches. > > There is the RT series, of course. But it's for bounded latency, not > low latency. And as far as I know, it's not available for 4.5.
low-latency kernel is a packaged Ubuntu alternate kernel configured as CONFIG_PREEMPT=y + CONFIG_HZ=1000. The stock Ubuntu kernel is CONFIG_PREEMPT_VOLUNTARY=y + CONFIG_HZ=250. Regards, Peter Hurley -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
