From owner-freebsd-virtualization@freebsd.org Mon Oct 3 04:47:14 2016 Return-Path: Delivered-To: freebsd-virtualization@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id C7CCAAF3F64 for ; Mon, 3 Oct 2016 04:47:14 +0000 (UTC) (envelope-from vas@mpeks.tomsk.su) Received: from relay2.tomsk.ru (mail.sibptus.tomsk.ru [212.73.124.5]) by mx1.freebsd.org (Postfix) with ESMTP id 04FBC91F; Mon, 3 Oct 2016 04:47:12 +0000 (UTC) (envelope-from vas@mpeks.tomsk.su) X-Virus-Scanned: by clamd daemon 0.98.5_1 for FreeBSD at relay2.tomsk.ru Received: from [212.73.125.240] (HELO admin.sibptus.transneft.ru) by relay2.tomsk.ru (CommuniGate Pro SMTP 5.1.16) with ESMTPS id 39368293; Mon, 03 Oct 2016 10:46:51 +0600 Received: from admin.sibptus.transneft.ru (sudakov@localhost [127.0.0.1]) by admin.sibptus.transneft.ru (8.14.9/8.14.9) with ESMTP id u934lAta024302; Mon, 3 Oct 2016 11:47:10 +0700 (KRAT) (envelope-from vas@mpeks.tomsk.su) Received: (from sudakov@localhost) by admin.sibptus.transneft.ru (8.14.9/8.14.9/Submit) id u934l7Cr024301; Mon, 3 Oct 2016 11:47:07 +0700 (KRAT) (envelope-from vas@mpeks.tomsk.su) X-Authentication-Warning: admin.sibptus.transneft.ru: sudakov set sender to vas@mpeks.tomsk.su using -f Date: Mon, 3 Oct 2016 11:47:07 +0700 From: Victor Sudakov To: Peter Grehan Cc: freebsd-virtualization@freebsd.org Subject: Re: Time sync Message-ID: <20161003044707.GA23918@admin.sibptus.transneft.ru> References: <20160922104303.GA33424@admin.sibptus.transneft.ru> <704d3b3c-887d-852b-aae9-6b26cad9eff0@freebsd.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <704d3b3c-887d-852b-aae9-6b26cad9eff0@freebsd.org> Organization: AO "Svyaztransneft", SibPTUS X-PGP-Key: http://www.dreamwidth.org/pubkey?user=victor_sudakov X-PGP-Fingerprint: 10E3 1171 1273 E007 C2E9 3532 0DA4 F259 9B5E C634 User-Agent: Mutt/1.6.1 (2016-04-27) X-BeenThere: freebsd-virtualization@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: "Discussion of various virtualization techniques FreeBSD supports." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 03 Oct 2016 04:47:14 -0000 Peter Grehan wrote: > > > Do FreeBSD guests in bhyve need time synchronization (a running ntpd > > or periodic ntpdate), or do they inherit accurate time from the host > > system? > > Best to run ntpd. VM guests can have much larger clock drift than > bare-metal systems. Thank you. I just thought there was a way to sync guests from host, but if there is none - let it be ntpd. -- Victor Sudakov, VAS4-RIPE, VAS47-RIPN sip:sudakov@sibptus.tomsk.ru