Re: [LAU] 3.10-rt kernels unusable

Hi Fernando, Victor and Raffaele, On Wed, 2013-08-28 at 08:12 +0200, Raffaele Morelli wrote: The kernel build for Arch was build using it's default AUR config, the kernel build for Ubuntu Quantal is build using a different config, but not regarding to dynticks, NO_HZ is enabled. It's on 64 bit architecture. [rocketmouse@archlinux ~]$ grep _HZ /mnt/q/boot/config-3.10.9-rt5 CONFIG_NO_HZ_COMMON=y # CONFIG_HZ_PERIODIC is not set CONFIG_NO_HZ_IDLE=y # CONFIG_NO_HZ_FULL is not set CONFIG_NO_HZ=y # CONFIG_HZ_100 is not set # CONFIG_HZ_250 is not set # CONFIG_HZ_300 is not set CONFIG_HZ_1000=y CONFIG_HZ=1000 [rocketmouse@archlinux ~]$ grep _HZ linux-rt/config.x86_64 CONFIG_NO_HZ_COMMON=y # CONFIG_HZ_PERIODIC is not set CONFIG_NO_HZ_IDLE=y # CONFIG_NO_HZ_FULL is not set CONFIG_NO_HZ=y # CONFIG_HZ_100 is not set # CONFIG_HZ_250 is not set # CONFIG_HZ_300 is not set CONFIG_HZ_1000=y CONFIG_HZ=1000 [rocketmouse@archlinux ~]$ diff /mnt/q/boot/config-3.10.9-rt5 linux-rt/config.x86_64 | grep CONFIG_MK8 < CONFIG_MK8=y I subscribed to linux-rt-users(a)vger.kernel.org on Monday, but I've got no time to check log files etc., perhaps next month. FWIW for the non-rt-kernel NO_HZ is enabled too. [rocketmouse@archlinux ~]$ uname -rm 3.10.9-1-ARCH x86_64 [rocketmouse@archlinux ~]$ zgrep _HZ /proc/config.gz CONFIG_NO_HZ_COMMON=y # CONFIG_HZ_PERIODIC is not set CONFIG_NO_HZ_IDLE=y # CONFIG_NO_HZ_FULL is not set CONFIG_NO_HZ=y CONFIG_RCU_FAST_NO_HZ=y # CONFIG_HZ_100 is not set # CONFIG_HZ_250 is not set CONFIG_HZ_300=y # CONFIG_HZ_1000 is not set CONFIG_HZ=300 Regards, Ralf