[
%% Intel(R) Xeon(R) CPU X5647 @ 2.93GHz (Dual CPU)

[{node,[{processor,[{core,[{thread,{logical,1}},
                           {thread,{logical,9}}]},
                    {core,[{thread,{logical,3}},{thread,{logical,11}}]},
                    {core,[{thread,{logical,5}},{thread,{logical,13}}]},
                    {core,[{thread,{logical,7}},{thread,{logical,15}}]}]}]},
 {node,[{processor,[{core,[{thread,{logical,0}},
                           {thread,{logical,8}}]},
                    {core,[{thread,{logical,2}},{thread,{logical,10}}]},
                    {core,[{thread,{logical,4}},{thread,{logical,12}}]},
                    {core,[{thread,{logical,6}},{thread,{logical,14}}]}]}]}],

%% Intel(R) Xeon(R) CPU X5647 @ 2.93GHz

[{processor,[{core,[{thread,{logical,0}},
                    {thread,{logical,4}}]},
             {core,[{thread,{logical,1}},{thread,{logical,5}}]},
             {core,[{thread,{logical,2}},{thread,{logical,6}}]},
             {core,[{thread,{logical,3}},{thread,{logical,7}}]}]}],

%% Intel Core 2 Quad Q8300 LGA775 'Yorkfield' 2.5GHz 4MB-cache (1333FSB) Processor

[{processor,[{core,{logical,0}},
             {core,{logical,1}},
             {core,{logical,2}},
             {core,{logical,3}}]}],

%% Intel® Xeon® Six Core E5-2620 (2.0 GHz, 7.20 GT/s, 15M L3 Cache)

[{processor,[{core,[{thread,{logical,0}},
                    {thread,{logical,6}}]},
             {core,[{thread,{logical,1}},{thread,{logical,7}}]},
             {core,[{thread,{logical,2}},{thread,{logical,8}}]},
             {core,[{thread,{logical,3}},{thread,{logical,9}}]},
             {core,[{thread,{logical,4}},{thread,{logical,10}}]},
             {core,[{thread,{logical,5}},{thread,{logical,11}}]}]}],

%% OSX

undefined,

%% Intel(R) Xeon(R) CPU W3530 @ 2.80GHz

[{processor,[{core,[{thread,{logical,0}},
                    {thread,{logical,4}}]},
             {core,[{thread,{logical,1}},{thread,{logical,5}}]},
             {core,[{thread,{logical,2}},{thread,{logical,6}}]},
             {core,[{thread,{logical,3}},{thread,{logical,7}}]}]}],

%% Intel(R) Atom(TM) CPU N2800 @ 1.86GHz (8GB memory)

[{processor,[{core,[{thread,{logical,0}},
                    {thread,{logical,1}}]},
             {core,[{thread,{logical,2}},{thread,{logical,3}}]}]}],

%% Intel(R) Core(TM) i7-2675QM CPU @ 2.20GHz

[{processor,[{core,[{thread,{logical,0}},
                    {thread,{logical,4}}]},
             {core,[{thread,{logical,1}},{thread,{logical,5}}]},
             {core,[{thread,{logical,2}},{thread,{logical,6}}]},
             {core,[{thread,{logical,3}},{thread,{logical,7}}]}]}],

%% Intel(R) Xeon(R) CPU L3426  @ 1.87GHz

[{processor,[{core,[{thread,{logical,0}},
                    {thread,{logical,4}}]},
             {core,[{thread,{logical,1}},{thread,{logical,5}}]},
             {core,[{thread,{logical,2}},{thread,{logical,6}}]},
             {core,[{thread,{logical,3}},{thread,{logical,7}}]}]}],

%% Intel(R) Core(TM) i7 CPU M 640  @ 2.80GHz (in a vmware fusion vm, one cpu enabled)

[{processor,{logical,0}}],

%% Intel(R) Core(TM) i7 CPU M 640  @ 2.80GHz (in a vmware fusion vm, two cpus enabled)

[{processor,{logical,0}},{processor,{logical,1}}],

%% Intel(R) Core(TM) i7 CPU M 640  @ 2.80GHz (in a vmware fusion vm, four cpus enabled)

[{processor,{logical,0}},
 {processor,{logical,1}},
 {processor,{logical,2}},
 {processor,{logical,3}}],

%% Intel(R) Xeon(R) CPU E5620  @ 2.40GHz (EC2 hi1.4xlarge)

[{processor,[{thread,{logical,0}},
             {thread,{logical,1}},
             {thread,{logical,2}},
             {thread,{logical,3}},
             {thread,{logical,4}},
             {thread,{logical,5}},
             {thread,{logical,6}},
             {thread,{logical,7}},
             {thread,{logical,8}},
             {thread,{logical,9}},
             {thread,{logical,10}},
             {thread,{logical,11}},
             {thread,{logical,12}},
             {thread,{logical,13}},
             {thread,{logical,14}},
             {thread,{logical,15}}]}],

%% Intel(R) Xeon(R) CPU E5-2670 0 @ 2.60GHz (EC2 cc2.8xlarge)

[{processor,[{core,[{thread,{logical,0}},
                    {thread,{logical,16}}]},
             {core,[{thread,{logical,1}},{thread,{logical,17}}]},
             {core,[{thread,{logical,2}},{thread,{logical,18}}]},
             {core,[{thread,{logical,3}},{thread,{logical,19}}]},
             {core,[{thread,{logical,4}},{thread,{logical,20}}]},
             {core,[{thread,{logical,5}},{thread,{logical,21}}]},
             {core,[{thread,{logical,6}},{thread,{logical,22}}]},
             {core,[{thread,{logical,7}},{thread,{logical,23}}]}]},
 {processor,[{core,[{thread,{logical,8}},
                    {thread,{logical,24}}]},
             {core,[{thread,{logical,9}},{thread,{logical,25}}]},
             {core,[{thread,{logical,10}},{thread,{logical,26}}]},
             {core,[{thread,{logical,11}},{thread,{logical,27}}]},
             {core,[{thread,{logical,12}},{thread,{logical,28}}]},
             {core,[{thread,{logical,13}},{thread,{logical,29}}]},
             {core,[{thread,{logical,14}},{thread,{logical,30}}]},
             {core,[{thread,{logical,15}},{thread,{logical,31}}]}]}],

%% Unknown

[{processor,{logical,0}},{processor,{logical,1}}],

%% single-core ppc32

{logical,0}

].