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 60322A2786 for ; Mon, 19 Jun 2023 11:29:42 +0200 (CEST) Received: from firstgate.proxmox.com (localhost [127.0.0.1]) by firstgate.proxmox.com (Proxmox) with ESMTP id 2282727263 for ; Mon, 19 Jun 2023 11:29:42 +0200 (CEST) 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, 19 Jun 2023 11:29:40 +0200 (CEST) Received: from proxmox-new.maurer-it.com (localhost.localdomain [127.0.0.1]) by proxmox-new.maurer-it.com (Proxmox) with ESMTP id E8109468E5 for ; Mon, 19 Jun 2023 11:29:39 +0200 (CEST) From: Aaron Lauterer To: pve-devel@lists.proxmox.com Date: Mon, 19 Jun 2023 11:29:37 +0200 Message-Id: <20230619092937.604628-11-a.lauterer@proxmox.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230619092937.604628-1-a.lauterer@proxmox.com> References: <20230619092937.604628-1-a.lauterer@proxmox.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-SPAM-LEVEL: Spam detection results: 0 AWL -0.086 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 v5 docs 10/10] storage: add hint to avoid storage aliasing 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, 19 Jun 2023 09:29:42 -0000 Reviewed-by: Fiona Ebner Signed-off-by: Aaron Lauterer --- changes since v4: none pvesm.adoc | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/pvesm.adoc b/pvesm.adoc index d250e0b..49eb972 100644 --- a/pvesm.adoc +++ b/pvesm.adoc @@ -177,6 +177,12 @@ zfspool: local-zfs content images,rootdir ---- +CAUTION: It is problematic to have multiple storage configurations pointing to +the exact same underlying storage. Such an _aliased_ storage configuration can +lead to two different volume IDs ('volid') pointing to the exact same disk +image. {pve} expects that the images' volume IDs point to, are unique. Choosing +different content types for _aliased_ storage configurations can be fine, but +is not recommended. Common Storage Properties ~~~~~~~~~~~~~~~~~~~~~~~~~ -- 2.39.2