1.configuration: /net/pek-lpd-susbld/pek-lpd-susbld12/wrlinux-8.0-rcpl/wrlinux-8/wrlinux/configure --enable-board=cav-octeon3 --enable-kernel=standard --enable-rootfs=glibc-std --enable-reconfig --enable-ccache --enable-test --with-rcpl-version=0009 2.set NUMA support via make menuconfig --- .config 2017-01-11 11:22:58.148268610 +0800 +++ .config.old 2016-12-22 15:56:32.700295951 +0800 @@ -136,13 +136,12 @@ CONFIG_ARCH_PHYS_ADDR_T_64BIT=y CONFIG_CPU_NEEDS_NO_SMARTMIPS_OR_MICROMIPS=y CONFIG_CPU_HAS_SYNC=y +CONFIG_ARCH_FLATMEM_ENABLE=y CONFIG_ARCH_SPARSEMEM_ENABLE=y -CONFIG_NUMA=y +# CONFIG_NUMA is not set CONFIG_SYS_SUPPORTS_NUMA=y -CONFIG_NODES_SHIFT=1 CONFIG_HW_PERF_EVENTS=y CONFIG_SPARSEMEM=y -CONFIG_NEED_MULTIPLE_NODES=y CONFIG_HAVE_MEMORY_PRESENT=y CONFIG_SPARSEMEM_STATIC=y CONFIG_HAVE_MEMBLOCK=y 3.make -C build linux-windriver.rebuild