From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stephen Hemminger Subject: Re: [PATCH v2 0/4] rte_hash_crc reworked to be platform-independent Date: Tue, 25 Nov 2014 09:05:13 -0800 Message-ID: <20141125090513.3edd3b50@urahara> References: <1409724351-23786-1-git-send-email-e_zhumabekov@sts.kz> <1416160760-16087-1-git-send-email-e_zhumabekov@sts.kz> <20141117113110.GB17886@hmsreliant.think-freely.org> <5469E1ED.4040109@sts.kz> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Cc: "dev-VfR2kkLFssw@public.gmane.org" To: Yerden Zhumabekov Return-path: In-Reply-To: <5469E1ED.4040109-8EHiFRVJVgQ@public.gmane.org> List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces-VfR2kkLFssw@public.gmane.org Sender: "dev" I found that other hash functions are faster than the crc32 SSE instruction. Though the hardware instruction seems like it would be faster, it takes more cycles than simple multiplicative or murmur hash.