From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from firstgate.proxmox.com (firstgate.proxmox.com [212.224.123.68]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits)) (No client certificate requested) by lists.proxmox.com (Postfix) with ESMTPS id E4F0B63963 for ; Mon, 5 Oct 2020 16:21:12 +0200 (CEST) Received: from firstgate.proxmox.com (localhost [127.0.0.1]) by firstgate.proxmox.com (Proxmox) with ESMTP id D8BD71B875 for ; Mon, 5 Oct 2020 16:21:12 +0200 (CEST) Received: from e2i461.smtp2go.com (e2i461.smtp2go.com [103.2.141.205]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by firstgate.proxmox.com (Proxmox) with ESMTPS id 67E401B868 for ; Mon, 5 Oct 2020 16:21:11 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=smtpservice.net; s=m6dg70.a1-4.dyn; x=1601908571; h=Feedback-ID: X-Smtpcorp-Track:Date:Message-ID:From:To:Subject:Reply-To:Sender: List-Unsubscribe; bh=mQA4hAa2AG1cO0+nLmTdZWuW/h+cEfVSHPHmHHhLxfg=; b=nCHstyPE ID3jFJIUurxSZC9xVYnNWeUMC8SIWEjlps1ccokFTrNHGTEnPk8pdIweGGZ+27Ojq7DzdsfnI5ezj DC8RLv7OS5uVhqW8iljEYi61zvnZxSWwrO4S8P6wjOnQw2Q+MGS6q1w9EOw+CLsD7cb0L9E/V1z+u I+jx+9aIf0O3n3+N2IpASNIVzhhExDtGZZ9bwb0rlTFA6ym5vSXmxMeKZBAB7zO8g7ip0GIjnjA4Z yo4+tJEMPyGaeDKW5kqBC+hk1oZBF4EufBlYVMzhAzRNwtRtkKFj/tSpiQYuAzayqksZmXwOybmlb sAeZgwx8/hpKNiu9FbaZic8DqQ==; DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=graemes.com; i=@graemes.com; q=dns/txt; s=s297367; t=1601907671; h=from : subject : to : message-id : date; bh=mQA4hAa2AG1cO0+nLmTdZWuW/h+cEfVSHPHmHHhLxfg=; b=l2wc9dwv/hWJzygH3fSc35YbfLReALbJo5GgVwG9DKKzeQNA8qw+hotmNXyhICuuhXgQe brmrqgmxThQ5AOqzA4SZSCWSmVA6+4oQb/q5n6zs/r52e+0wvFTKMOjGigOc7T/dO2sHNSg CG0YsZc81Uq6Vj9Aqu/UK71PYc9XagErSy2PaTKcQnssaUl5NI5JwmFe+RYxfvwIgEMJREa 7of+4UPa64jHR7jb3vF7KoEibUgbJF2B2UZzELNB/+BYMEkt9hmtiBcMZuLTVC1IT+jpaxT w/7akICreUsMbaKgV3rAllmIm+wNzWPAbj0G8AHe85JKXSsle5aTV6LvVKxw== Received: from [10.139.162.187] (helo=SmtpCorp) by smtpcorp.com with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92-S2G) (envelope-from ) id 1kPRMT-cp4arh-OM; Mon, 05 Oct 2020 14:21:09 +0000 Received: from [10.83.151.206] (helo=zappa.graemes.com) by smtpcorp.com with esmtpsa (TLS1.2:DHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92-S2G) (envelope-from ) id 1kPRMT-4XaCD6-Ed; Mon, 05 Oct 2020 14:21:09 +0000 Received: from [192.168.7.2] (duke.graemes.com [192.168.7.2]) (Authenticated sender: lists) by zappa.graemes.com (Postfix) with ESMTPSA id AC77BC000089C; Mon, 5 Oct 2020 15:21:08 +0100 (BST) To: Thomas Lamprecht , Proxmox Backup Server development discussion References: <7072d246-960d-1d1b-be3f-04edb39e8033@graemes.com> <32fe64ea-90b4-abb4-85e9-324420e9776c@proxmox.com> From: Graeme Seaton Message-ID: <5e238f85-d7b0-4cef-13d8-aa2e6012a61e@graemes.com> Date: Mon, 5 Oct 2020 15:21:08 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.12.0 MIME-Version: 1.0 In-Reply-To: <32fe64ea-90b4-abb4-85e9-324420e9776c@proxmox.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit Content-Language: en-US X-Rspamd-Queue-Id: AC77BC000089C X-Spamd-Result: default: False [-3.10 / 20.00]; GENERIC_REPUTATION(0.00)[-0.59394839260664]; FROM_HAS_DN(0.00)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; MIME_GOOD(-0.10)[text/plain]; TO_DN_ALL(0.00)[]; RCPT_COUNT_TWO(0.00)[2]; RCVD_COUNT_ZERO(0.00)[0]; FROM_EQ_ENVFROM(0.00)[]; MIME_TRACE(0.00)[0:+]; MID_RHS_MATCH_FROM(0.00)[]; BAYES_HAM(-3.00)[99.99%] X-Rspamd-Server: zappa.graemes.com X-Smtpcorp-Track: 1keRuT4baCD6Ed.-5vlf6JCWqm8C Feedback-ID: 297367m:297367aJZwe00:297367s9kNZG5NGf X-Report-Abuse: Please forward a copy of this message, including all headers, to X-SPAM-LEVEL: Spam detection results: 0 AWL -0.015 Adjusted score from AWL reputation of From: address DKIMWL_WL_MED -0.001 DKIMwl.org - Medium trust sender DKIM_SIGNED 0.1 Message has a DKIM or DK signature, not necessarily valid DKIM_VALID -0.1 Message has at least one valid DKIM or DK signature DKIM_VALID_AU -0.1 Message has a valid DKIM or DK signature from author's domain DKIM_VALID_EF -0.1 Message has a valid DKIM or DK signature from envelope-from domain NICE_REPLY_A -0.001 Looks like a legit reply (A) RCVD_IN_DNSWL_MED -2.3 Sender listed at https://www.dnswl.org/, medium trust SPF_HELO_PASS -0.001 SPF: HELO matches SPF record SPF_PASS -0.001 SPF: sender matches SPF record Subject: Re: [pbs-devel] Templates starting on backup X-BeenThere: pbs-devel@lists.proxmox.com X-Mailman-Version: 2.1.29 Precedence: list List-Id: Proxmox Backup Server development discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 05 Oct 2020 14:21:13 -0000 Hi, In one case CPU type/Numa/hugepages.  In others vmbr's. Regards, Graeme On 05/10/2020 14:42, Thomas Lamprecht wrote: > Hi, > > On 05.10.20 14:15, Graeme Seaton wrote: >> I store my templates on a common host and move to deployment host as necessary.  Unfortunately, when backup up the process tries to start the template and then fails if there is a difference in the hardware configuration between the current host and it's definition. >> >> Given that templates (if I understand correctly) are not run directly shouldn't the backup just work with the images since there won't be any dirty blocks to be detected? >> > Yes, they have no dirty bitmap by definition, but we start them up so that > we can re-use our QEMU backup integration for PBS. The VM is not started for > real, just a QEMU process is running - this shows up in the webinterface > (because it's a cheap check) - but the backup lock symbol should avoid > confusions. > > Re-using the QEMU built in block drivers to access the templates disks allows > to avoid duplicating quite some logic and functionality, and solves a few > edge cases "for free". That's the main reason we use it here. > > > What HW differences are talking here? > > cheers, > Thomas > >