From: Luiz Capitulino <lcapitul...@redhat.com> The -numa option documentation in qemu's manpage lacks the command-line options and some information regarding how it relates to options -m and -smp. This commit fills in the missing text.
Signed-off-by: Luiz Capitulino <lcapitul...@redhat.com> Signed-off-by: Paolo Bonzini <pbonz...@redhat.com> Signed-off-by: Hu Tao <hu...@cn.fujitsu.com> --- qemu-options.hx | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) diff --git a/qemu-options.hx b/qemu-options.hx index 781af14..c676397 100644 --- a/qemu-options.hx +++ b/qemu-options.hx @@ -97,10 +97,14 @@ ETEXI DEF("numa", HAS_ARG, QEMU_OPTION_numa, "-numa node[,mem=size][,cpus=cpu[-cpu]][,nodeid=node]\n", QEMU_ARCH_ALL) STEXI -@item -numa @var{opts} +@item -numa node[,mem=@var{size}][,cpus=@var{cpu[-cpu]}][,nodeid=@var{node}] @findex -numa -Simulate a multi node NUMA system. If mem and cpus are omitted, resources -are split equally. +Simulate a multi node NUMA system. If @samp{mem} +and @samp{cpus} are omitted, resources are split equally. Also, note +that the -@option{numa} option doesn't allocate any of the specified +resources. That is, it just assigns existing resources to NUMA nodes. This +means that one still has to use the @option{-m}, @option{-smp} options +to respectively allocate RAM and vCPUs. ETEXI DEF("add-fd", HAS_ARG, QEMU_OPTION_add_fd, -- 1.8.5.2.229.g4448466