From owner-freebsd-virtualization@freebsd.org Thu Jan 16 09:12:30 2020 Return-Path: Delivered-To: freebsd-virtualization@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id C713822F751 for ; Thu, 16 Jan 2020 09:12:30 +0000 (UTC) (envelope-from lists@yamagi.org) Received: from mail1.yamagi.org (mail1.yamagi.org [IPv6:2001:19f0:b001:853::3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) server-signature RSA-PSS (4096 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 47yz3x6WY3z3DFR for ; Thu, 16 Jan 2020 09:12:29 +0000 (UTC) (envelope-from lists@yamagi.org) Received: from [212.48.125.108] (helo=aka.server.knhmn.de) by mail1.yamagi.org with esmtpsa (TLSv1.3:TLS_AES_256_GCM_SHA384:256) (Exim 4.92.3 (FreeBSD)) (envelope-from ) id 1is1CP-000PTx-Q7; Thu, 16 Jan 2020 10:12:22 +0100 Date: Thu, 16 Jan 2020 10:12:06 +0100 From: Yamagi Burmeister To: matt.churchyard@userve.net Cc: freebsd-virtualization@freebsd.org Subject: Re: bhyve issues on Dell C6220 node Message-Id: <20200116101206.a9004547029a2e2aa132e9b5@yamagi.org> In-Reply-To: References: <202001082137.008LbZl9091675@gndrsh.dnsmgr.net> <1998222a141e44bbbbc5d295e1c1bb34@SERVER.ad.usd-group.com> <20200109195756.55ac58ef7e3ae85354ce78e8@yamagi.org> X-Mailer: Sylpheed 3.7.0 (GTK+ 2.24.32; amd64-portbld-freebsd12.0) Mime-Version: 1.0 Content-Type: multipart/signed; protocol="application/pgp-signature"; micalg="PGP-SHA256"; boundary="Signature=_Thu__16_Jan_2020_10_12_06_+0100_GHl9___iXy4Vq1dK" X-Rspamd-Queue-Id: 47yz3x6WY3z3DFR X-Spamd-Bar: ---- Authentication-Results: mx1.freebsd.org; dkim=none; dmarc=none; spf=pass (mx1.freebsd.org: domain of lists@yamagi.org designates 2001:19f0:b001:853::3 as permitted sender) smtp.mailfrom=lists@yamagi.org X-Spamd-Result: default: False [-4.22 / 15.00]; ARC_NA(0.00)[]; RCVD_VIA_SMTP_AUTH(0.00)[]; NEURAL_HAM_MEDIUM(-0.98)[-0.977,0]; FROM_HAS_DN(0.00)[]; R_SPF_ALLOW(-0.20)[+mx]; MV_CASE(0.50)[]; MIME_GOOD(-0.20)[multipart/signed,text/plain]; TO_DN_NONE(0.00)[]; DMARC_NA(0.00)[yamagi.org]; NEURAL_HAM_LONG(-1.00)[-1.000,0]; TO_MATCH_ENVRCPT_SOME(0.00)[]; IP_SCORE(-0.34)[asn: 20473(-1.67), country: US(-0.05)]; RCPT_COUNT_TWO(0.00)[2]; SIGNED_PGP(-2.00)[]; FROM_EQ_ENVFROM(0.00)[]; R_DKIM_NA(0.00)[]; MIME_TRACE(0.00)[0:+,1:+,2:~]; ASN(0.00)[asn:20473, ipnet:2001:19f0:b000::/38, country:US]; MID_RHS_MATCH_FROM(0.00)[]; RCVD_TLS_ALL(0.00)[]; RCVD_COUNT_TWO(0.00)[2] X-BeenThere: freebsd-virtualization@freebsd.org X-Mailman-Version: 2.1.29 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: Thu, 16 Jan 2020 09:12:30 -0000 --Signature=_Thu__16_Jan_2020_10_12_06_+0100_GHl9___iXy4Vq1dK Content-Type: text/plain; charset=US-ASCII Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Hi, > >I've applied it to 2 of my production servers about 4 hours ago. Looks g= ood so far. I'll update the review when I'm sure that it doesn't break anyt= hing, maybe early next week. >=20 > I've been running the patch for a few days now and not seen any problems.= It's a complete difference compared to running stock 12.1. > Thanks for your response and awesome work. >=20 > Don't know if any more work on it is required but it would be nice if thi= s made it into 12.2 as it's much easier for me to track the binary releases= than have to rebuild the entire system. This fairly small patch makes a ma= ssive difference to Windows performance on something that doesn't have APICv Cool. Thank you for the feedback. :) I've just updated the review: https://reviews.freebsd.org/D22942 The new version adds TPR thresholds, giving another modest speedup. And it fixes a (rare) panic on host CPUs with APICv support. Regards, Yamagi --=20 Homepage: https://www.yamagi.org Github: https://github.com/yamagi GPG: 0x1D502515 --Signature=_Thu__16_Jan_2020_10_12_06_+0100_GHl9___iXy4Vq1dK Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- iQIzBAEBCAAdFiEEOXu/lxyufwz0gC5x6xRy5x1QJRUFAl4gKOYACgkQ6xRy5x1Q JRV4Jw//eJzZ0V4srGl4AaZyz88Iyj7K3+T0CkR8rRPd3GO8zxCNc9V5+em0ZnxA AQNdYjwzVFRu1h1V5IgGYNP6aV+CX3J+Q5T81FtS1y5PQ/7S5WZvoq8zhmG1DLBi ZAIB3nDPauIguqeggKloCvMciZUbN8HPjMxtxlao1H3TOeHI8UH0tXa0XOUVxs3a rl1S94JCm0hoothXCvVWX6NxiYHjF5vXcbE+A3biGs0VJG+0hegMAXKxqYjqxaDR o9AhPPVo+nk+9FopiYU1xYkA9t29EhjTWpTngQD6oS+Ys/rD/mtznJATu/qLpv0x Ms/ynE3H0HmNjA66RqDL0/k3BOLH2U3+wha3IZ0Q4APjfyxX4A4gs2Cdbs/NWnvg 0jWEL+XVC35mRLDVs6DkwujD1r/7XiGBThmgovr4Kz8aUTsBegskWS62YSozP/sp QaCa+0ceOpiz/84vr0v56CjoP8tWa1PCVcv8CosmkuErJY36mcl97vex3gDA9CMM xH9MwymGcDlgGFMg0tM3klPDgW0IeQEXRYo9hw8uiRuHtvbivkZhQMeDh6cnYaF5 VoF8nB4kH+gXFuQ4wNfV3ZMDuAerY2lbx7+yVTwDfGnJj2UM5PBuHq168vTYYH9e h+2BdppiuUJheopGhAQQm0pR1hQ6UYt6icMAiWkQbCxNF3NVHDY= =DiSz -----END PGP SIGNATURE----- --Signature=_Thu__16_Jan_2020_10_12_06_+0100_GHl9___iXy4Vq1dK--