Linux get Processor Info

Found some useful commands to get the cpu info.

sudo lshw -C cpu
cat /proc/cpuinfo
sudo dmidecode  --type processor

Also do
ls /sys/devices/system/cpu/

To get an idea about processors, cores, multithreading check

http://superuser.com/questions/329904/what-are-threads-and-what-do-they-do-in-the-processor


About Intel Hyperthreading read here:
http://software.intel.com/en-us/articles/performance-insights-to-intel-hyper-threading-technology/