From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from fgw21-4.mail.saunalahti.fi (fgw21-4.mail.saunalahti.fi [62.142.5.108]) by sourceware.org (Postfix) with ESMTPS id 9830F384C005 for ; Sun, 6 Sep 2020 08:22:52 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.3.2 sourceware.org 9830F384C005 Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=cante.net Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=jari.aalto@cante.net Received: from congo (85-156-64-175.elisa-laajakaista.fi [85.156.64.175]) by fgw21.mail.saunalahti.fi (Halon) with ESMTP id 26d42c6f-f01a-11ea-9eb8-005056bdd08f; Sun, 06 Sep 2020 11:22:50 +0300 (EEST) Received: from jaalto by congo with local (Exim 4.94) (envelope-from ) id 1kEpwn-0002zJ-G7; Sun, 06 Sep 2020 11:22:49 +0300 Date: Sun, 6 Sep 2020 11:22:49 +0300 From: Jari Aalto To: cygwin-apps@cygwin.com Subject: RFP: xxhash - Extremely fast hash algorithm Message-ID: <20200906082249.GD8155@congo.cante.net> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline User-Agent: Mutt/1.10.1 (2018-07-13) X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00, KAM_DMARC_STATUS, RCVD_IN_DNSWL_NONE, RCVD_IN_MSPIKE_H4, RCVD_IN_MSPIKE_WL, SPF_HELO_NONE, SPF_PASS, TXREP autolearn=ham autolearn_force=no version=3.4.2 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on server2.sourceware.org X-BeenThere: cygwin-apps@cygwin.com X-Mailman-Version: 2.1.29 Precedence: list List-Id: Cygwin package maintainer discussion list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 06 Sep 2020 08:22:55 -0000 The new rsync would benefit from the xxhash package, if someone had free time to package it: https://packages.debian.org/unstable/xxhash Extremely fast hash algorithm xxHash is an Extremely fast Hash algorithm, running at RAM speed limits. It successfully completes the SMHasher test suite which evaluates collision, dispersion and randomness qualities of hash functions. Code is highly portable, and hashes are identical on all platforms (little / big endian). Jari