[dpdk-dev] Physical core vs. hyper threaded core

2014-03-03 Thread Jane Shen
Hi, I understand that DPDK should use the physical core. But here is what we tested: - Enable HT - Assign 8 cores of the CPU (an 8-core Sandybridge CPU) to DPDK. Surprisingly enough, we noticed that the remaining 8 cores (b/c there are total of 16 cores after HT) can still ha

[dpdk-dev] Physical core vs. hyper threaded core

2014-03-03 Thread Jane Shen
ed to use the physical core only for DPDK? Based on your comment below, sounds like that restriction should be removed. Thanks, -Jane -Original Message- From: Jayakumar, Muthurajan [mailto:muthurajan.jayaku...@intel.com] Sent: Sunday, March 02, 2014 7:49 PM To: Jane Shen; dev at dpd

[dpdk-dev] Physical core vs. hyper threaded core

2014-03-03 Thread Jane Shen
s would be recommended (or at least worth trying)? Thanks, -Jane -Original Message- From: Jayakumar, Muthurajan [mailto:muthurajan.jayaku...@intel.com] Sent: Sunday, March 02, 2014 8:54 PM To: Jayakumar, Muthurajan; Jane Shen; dev at dpdk.org Subject: RE: Physical core vs. hyper threade