I'm running Xenomai 2.4.1 against Linux 2.6.23.12 on an x86_64 (Core2) system. I'm finding that all of my CPU cycles are being accounted as kernel time rather than user time. The correct processes are still billed, but the system is always 0% user. I'm wondering if this problem is specific to my setup, or if it is a real bug. Can anyone else out there running x86_64 confirm or deny this behavior? # cat /proc/stat cpu 0 0 2678 115748 14 0 3 0 cpu0 0 0 2678 115748 14 0 3 0 ... Some things I've tried: CONFIG_SMP makes no difference CONFIG_XENO_OPT_ISHIELD makes no difference Problem goes away without CONFIG_XENOMAI and CONFIG_IPIPE Xenomai config items: CONFIG_XENOMAI=y CONFIG_XENO_OPT_NUCLEUS=y CONFIG_XENO_OPT_PERVASIVE=y # CONFIG_XENO_OPT_ISHIELD is not set CONFIG_XENO_OPT_PRIOCPL=y CONFIG_XENO_OPT_PIPELINE_HEAD=y CONFIG_XENO_OPT_PIPE=y CONFIG_XENO_OPT_PIPE_NRDEV=32 CONFIG_XENO_OPT_REGISTRY=y CONFIG_XENO_OPT_REGISTRY_NRSLOTS=512 CONFIG_XENO_OPT_SYS_HEAPSZ=128 CONFIG_XENO_OPT_STATS=y # CONFIG_XENO_OPT_DEBUG is not set CONFIG_XENO_OPT_SHIRQ=y # CONFIG_XENO_OPT_TIMING_PERIODIC is not set CONFIG_XENO_OPT_TIMING_SCHEDLAT=0 # CONFIG_XENO_OPT_SCALABLE_SCHED is not set CONFIG_XENO_OPT_TIMER_LIST=y # CONFIG_XENO_OPT_TIMER_HEAP is not set # CONFIG_XENO_OPT_TIMER_WHEEL is not set CONFIG_XENO_HW_FPU=y # CONFIG_XENO_HW_SMI_DETECT_DISABLE is not set CONFIG_XENO_HW_SMI_DETECT=y # CONFIG_XENO_HW_SMI_WORKAROUND is not set CONFIG_XENO_SKIN_NATIVE=y CONFIG_XENO_OPT_NATIVE_PERIOD=0 CONFIG_XENO_OPT_NATIVE_PIPE=y CONFIG_XENO_OPT_NATIVE_PIPE_BUFSZ=1024 CONFIG_XENO_OPT_NATIVE_REGISTRY=y CONFIG_XENO_OPT_NATIVE_SEM=y CONFIG_XENO_OPT_NATIVE_EVENT=y CONFIG_XENO_OPT_NATIVE_MUTEX=y CONFIG_XENO_OPT_NATIVE_COND=y CONFIG_XENO_OPT_NATIVE_QUEUE=y CONFIG_XENO_OPT_NATIVE_HEAP=y CONFIG_XENO_OPT_NATIVE_ALARM=y CONFIG_XENO_OPT_NATIVE_MPS=y # CONFIG_XENO_OPT_NATIVE_INTR is not set # CONFIG_XENO_SKIN_POSIX is not set # CONFIG_XENO_SKIN_PSOS is not set # CONFIG_XENO_SKIN_UITRON is not set # CONFIG_XENO_SKIN_VRTX is not set # CONFIG_XENO_SKIN_VXWORKS is not set # CONFIG_XENO_SKIN_RTAI is not set CONFIG_XENO_SKIN_RTDM=y CONFIG_XENO_OPT_RTDM_PERIOD=0 CONFIG_XENO_OPT_RTDM_FILDES=128
-- Kyle Howell ================================= This email and any files transmitted with it are confidential and intended solely for the use of the named recipient or recipients. If you have received this email in error please notify the sender immediately.
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