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 8A5C29B4D8 for ; Mon, 20 Nov 2023 16:48:32 +0100 (CET) Received: from firstgate.proxmox.com (localhost [127.0.0.1]) by firstgate.proxmox.com (Proxmox) with ESMTP id 735481C342 for ; Mon, 20 Nov 2023 16:48:32 +0100 (CET) Received: from proxmox-new.maurer-it.com (proxmox-new.maurer-it.com [94.136.29.106]) (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 firstgate.proxmox.com (Proxmox) with ESMTPS for ; Mon, 20 Nov 2023 16:48:32 +0100 (CET) Received: from proxmox-new.maurer-it.com (localhost.localdomain [127.0.0.1]) by proxmox-new.maurer-it.com (Proxmox) with ESMTP id BBBDE434D4 for ; Mon, 20 Nov 2023 16:48:31 +0100 (CET) From: Aaron Lauterer To: pve-devel@lists.proxmox.com Date: Mon, 20 Nov 2023 16:48:30 +0100 Message-Id: <20231120154830.2640139-3-a.lauterer@proxmox.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20231120154830.2640139-1-a.lauterer@proxmox.com> References: <20231120154830.2640139-1-a.lauterer@proxmox.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-SPAM-LEVEL: Spam detection results: 0 AWL -0.070 Adjusted score from AWL reputation of From: address BAYES_00 -1.9 Bayes spam probability is 0 to 1% DMARC_MISSING 0.1 Missing DMARC policy KAM_DMARC_STATUS 0.01 Test Rule for DKIM or SPF Failure with Strict Alignment SPF_HELO_NONE 0.001 SPF: HELO does not publish an SPF Record SPF_PASS -0.001 SPF: sender matches SPF record T_SCC_BODY_TEXT_LINE -0.01 - Subject: [pve-devel] [PATCH docs 3/3] pvecm: expand on public/cluster networks X-BeenThere: pve-devel@lists.proxmox.com X-Mailman-Version: 2.1.29 Precedence: list List-Id: Proxmox VE development discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 20 Nov 2023 15:48:32 -0000 Signed-off-by: Aaron Lauterer --- pveceph.adoc | 18 +++++++++++------- 1 file changed, 11 insertions(+), 7 deletions(-) diff --git a/pveceph.adoc b/pveceph.adoc index 56d745a..0720941 100644 --- a/pveceph.adoc +++ b/pveceph.adoc @@ -241,22 +241,26 @@ The configuration step includes the following settings: [[pve_ceph_wizard_networks]] * *Public Network:* This network will be used for public storage communication - (e.g., for virtual machines using a Ceph RBD backed disk, or a CephFS mount). - This setting is required. + (e.g., for virtual machines using a Ceph RBD backed disk, or a CephFS mount), + and communication between the different Ceph services. This setting is + required. + - Separating your Ceph traffic from cluster communication, and possible the - front-facing (public) networks of your virtual gusts, is highly recommended. - Otherwise, Ceph's high-bandwidth IO-traffic could cause interference with - other low-latency dependent services. + Separating your Ceph traffic from the {pve} cluster communication (corosync), + and possible the front-facing (public) networks of your virtual guests, is + highly recommended. Otherwise, Ceph's high-bandwidth IO-traffic could cause + interference with other low-latency dependent services. [thumbnail="screenshot/gui-node-ceph-install-wizard-step2.png"] * *Cluster Network:* Specify to separate the xref:pve_ceph_osds[OSD] replication - and heartbeat traffic as well. + and heartbeat traffic as well. This setting is optional. + Using a physically separated network is recommended, as it will relieve the Ceph public and the virtual guests network, while also providing a significant Ceph performance improvements. + + + The Ceph cluster network can be configured and moved to another physically + separated network at a later time. You have two more options which are considered advanced and therefore should only changed if you know what you are doing. -- 2.39.2