From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: <leandro@tecnetmza.com.ar> 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 1878D74DF3 for <pve-user@lists.proxmox.com>; Tue, 20 Apr 2021 14:07:11 +0200 (CEST) Received: from firstgate.proxmox.com (localhost [127.0.0.1]) by firstgate.proxmox.com (Proxmox) with ESMTP id F083F22891 for <pve-user@lists.proxmox.com>; Tue, 20 Apr 2021 14:06:40 +0200 (CEST) Received: from mail-lf1-x132.google.com (mail-lf1-x132.google.com [IPv6:2a00:1450:4864:20::132]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by firstgate.proxmox.com (Proxmox) with ESMTPS id 114C12287D for <pve-user@lists.proxmox.com>; Tue, 20 Apr 2021 14:06:38 +0200 (CEST) Received: by mail-lf1-x132.google.com with SMTP id x20so30791905lfu.6 for <pve-user@lists.proxmox.com>; Tue, 20 Apr 2021 05:06:38 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=tecnetmza-com-ar.20150623.gappssmtp.com; s=20150623; h=mime-version:references:in-reply-to:from:date:message-id:subject:to; bh=xMj9wsHNccBP6CX6wqnFasKMxNhczrFMbZnZqSegapA=; b=g9tbkuDjB4ojg+l8jB8ZMV5XPuxWjUYj18HwcR5ImVeb+pFxXe5uhAwdrhtzQIcgFE eys7MU1V0HQcJjwBElAoPAIqQA9cB7tM2oiUCiS6tX/4FhBBJk2OUd8IFnIprur/e2im D/2p37g+U72lOPtPy9epy5+zgPlZ68po8UjWNfrdM6DL+RyGlkO6COsXfBiae8cREpCd pJyPGLvE++GhYFhflehmXXb6UsmnGOb4aca65/0Nj4mlbcTzDYDBQuwIkC4G0g1pZkbg ZUdKsUndaKPXEXYMbl2OK5d23Az7rCce9rkaeWCFGsGXsQFjGqUZhk4Rta0Z+HhTo8Zi isgQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to; bh=xMj9wsHNccBP6CX6wqnFasKMxNhczrFMbZnZqSegapA=; b=g2+nnHZMIcRfaNjXe46HXAULiqRZcz6Ffu4gDTbWJcdTWWDnHMS+FM73Q9AlT+FeQk fg9X0JWtfDG91hfUg1Q3UXy4P3aQqFngdTyp7568XEftj1krF+j8oLShAGrM4VraNqok V5xWKcQGDJeZxbV8BMFOdaOGVqQqzZTPCqEG4eCB9yaeUPQXD0SyBTkEDM3EfpLOCCFR HsNtkh2NarUT5nKjJaGgFdg4PObO/czFsxr6Fac7OexHlo6tZHbH9T1K5JDd7z9ZvH/2 IunCSk+tXpjadUKoOjvmF1zB+yCOtxjKg9HuDP4wvBF5ovTPjpnKp0/m+i6X2E+V2+K+ UX4g== X-Gm-Message-State: AOAM532Ejzb4NNHRKijXhrsKt09CEGso2icHW7BoflkpFsv5fy6K3IX2 52AZO3trEt9WYwsyZgbtt7bk/+sn4lf56BfwRdEFqT0gsv1M X-Google-Smtp-Source: ABdhPJzDn+cqh7brUgkOEQcotBcSPXIucLQbGstU6nLmlmk9Ucxmj/FQcIEBCUXd7csU3GONKddrXjblhPUxIrnfGOQ= X-Received: by 2002:a05:6512:3f7:: with SMTP id n23mr15511477lfq.417.1618920391076; Tue, 20 Apr 2021 05:06:31 -0700 (PDT) MIME-Version: 1.0 References: <CALt2oz6qSFaWYTZMrkWrc9tVsXB1hvX+ugzDbfnE_L+Fn3q=Gw@mail.gmail.com> <CAO6gj4_EtDMzB4bgMoE-cTzv2U6ERCXikzq5BWndo8FhmRC4=A@mail.gmail.com> <CAOWoYHqzeYnZoV0HKj30uuWv4cwPKB9GCAOF5sb5879axoSPEQ@mail.gmail.com> In-Reply-To: <CAOWoYHqzeYnZoV0HKj30uuWv4cwPKB9GCAOF5sb5879axoSPEQ@mail.gmail.com> From: Leandro Roggerone <leandro@tecnetmza.com.ar> Date: Tue, 20 Apr 2021 09:06:21 -0300 Message-ID: <CALt2oz6c6FujPGDvhMN7waZYPk+jnRuA=3vWJnHMLrYbCfGKww@mail.gmail.com> To: Proxmox VE user list <pve-user@lists.proxmox.com> X-SPAM-LEVEL: Spam detection results: 1 AWL 0.211 Adjusted score from AWL reputation of From: address 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 HTML_MESSAGE 0.001 HTML included in message RCVD_IN_DNSWL_NONE -0.0001 Sender listed at https://www.dnswl.org/, no trust SPF_HELO_NONE 0.001 SPF: HELO does not publish an SPF Record SPF_SOFTFAIL 0.972 SPF: sender does not match SPF record (softfail) T_REMOTE_IMAGE 0.01 Message contains an external image URIBL_BLOCKED 0.001 ADMINISTRATOR NOTICE: The query to URIBL was blocked. See http://wiki.apache.org/spamassassin/DnsBlocklists#dnsbl-block for more information. [proxmox.com] Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Content-Filtered-By: Mailman/MimeDel 2.1.29 Subject: Re: [PVE-User] get the most of storage for a very old dell pe 2950. X-BeenThere: pve-user@lists.proxmox.com X-Mailman-Version: 2.1.29 Precedence: list List-Id: Proxmox VE user list <pve-user.lists.proxmox.com> List-Unsubscribe: <https://lists.proxmox.com/cgi-bin/mailman/options/pve-user>, <mailto:pve-user-request@lists.proxmox.com?subject=unsubscribe> List-Archive: <http://lists.proxmox.com/pipermail/pve-user/> List-Post: <mailto:pve-user@lists.proxmox.com> List-Help: <mailto:pve-user-request@lists.proxmox.com?subject=help> List-Subscribe: <https://lists.proxmox.com/cgi-bin/mailman/listinfo/pve-user>, <mailto:pve-user-request@lists.proxmox.com?subject=subscribe> X-List-Received-Date: Tue, 20 Apr 2021 12:07:11 -0000 Thank you guys. I will try to buy 6 new drives. Then I will let you know how it goes. Regards. Leandro. <https://www.avast.com/sig-email?utm_medium=3Demail&utm_source=3Dlink&utm_c= ampaign=3Dsig-email&utm_content=3Dwebmail> Libre de virus. www.avast.com <https://www.avast.com/sig-email?utm_medium=3Demail&utm_source=3Dlink&utm_c= ampaign=3Dsig-email&utm_content=3Dwebmail> <#DAB4FAD8-2DD7-40BB-A1B8-4E2AA1F9FDF2> El lun, 19 abr 2021 a las 17:21, Dimitri Alexandris (<d.alexandris@gmail.co= m>) escribi=C3=B3: > I have an old Dell 1950 with one cpu (2 disks). Was 1+1G ram, added 16+1= 6 > and now have 34G. Two power supplies. > > 1- Never bothered to change SAS controller mode. > 2- SATA disks (up to 2T of course) work perfectly, never used transposer= s. > 3- First worked with an internal SSD (at internal SATA port, plus an add= on > power cable) for OS (always ZFS) + 2 SATA disks (ZFS raid) for data. 3 > years, no problems. > 4- Now i bought 2 SAS 1T, with OS on them, and also works fine. > 5- Hot plugging disks is working fine. I actually increased capacity wi= th > bigger disks without stopping anything this way. Had 500G SATA before 1T > SAS diks. > > I configure the 2 eths in OVS (openvswitch) bond mode, with several VLANS > and internal networks (OVS IntPorts). > > In your case, with many SAS disks you will be fine with any configuration= , > e.g.: > > 3+3 x 2T =3D 6T ZFS raid, OS + data, the fastest combination, or > 5+1 ZFS raidz, 10T space, with best capacity, or > 4+2 ZFS raidz2, 8T space, also big, and safer. > > Do yourself a favour, and buy some decent SAS disks, at 7200rpm are very > cheap. > > > On Mon, Apr 19, 2021 at 6:08 PM Kyle Schmitt <kyleaschmitt@gmail.com> > wrote: > > > I run on R610s, so about the same generation I think. I use the > > hardware raid for mirrored boot drive only, and NFS over 10G for VM > > storage, which is on a seperate system running FreeBSD + ZFS. > > > > But for your case: the general rule for any storage system is don't > > mix. You pick one and only one: hardware raid, software raid, zfs, > > ceph, etc. The exceptions are for systems you almost definitely won't > > be using like luster and gluster. > > > > You can still do hotplug with JBOD mode, at least on the dell hardware > > I've used. I have no idea if it's officially supported or not. I do > > know that I sometimes have to use the raid tools to bring in a new > > drive when it's NOT in JBOD mode. > > > > In the 6ish years I've run ZFS I've only had one drive fail (pure > > luck, not skill), and it was trivial to swap out and replace. > > > > --Kyle > > > > On Mon, Apr 19, 2021 at 7:59 AM Leandro Roggerone > > <leandro@tecnetmza.com.ar> wrote: > > > > > > Hi guys , I received a very old del pe 2950 box. > > > Fortunately it has 64 GB and a double power supply, so i'm thinking > about > > > using it with pve. > > > After confirm with dell support about storage capacity: > > > Max physical storage support is 2TB. > > > Max virtual storage support is also 2TB. > > > ## > > > I was reading on previous emails at this mail list , about storage: > > > "putting the controller in JBOD mode > > > and install directly with ZFS software RAID." > > > > > > I always thought that raid hardware controller was the best option bu= t > , > > > perhaps I can give it a try to ZFS software RAID with this old server > > .... > > > what do you think ? > > > I have a bunch of 3.5" with odd capacities unused drives. > > > I readed that zfs can merge them to get a more efficient use. > > > What about hot replace / remove or insert a new drive ? > > > Will it work without service disruption in production environments ? > > > > > > Regards, > > > Leandro. > > > > > > < > > > https://www.avast.com/sig-email?utm_medium=3Demail&utm_source=3Dlink&utm_= campaign=3Dsig-email&utm_content=3Dwebmail > > > > > > Libre > > > de virus. www.avast.com > > > < > > > https://www.avast.com/sig-email?utm_medium=3Demail&utm_source=3Dlink&utm_= campaign=3Dsig-email&utm_content=3Dwebmail > > > > > > <#DAB4FAD8-2DD7-40BB-A1B8-4E2AA1F9FDF2> > > > _______________________________________________ > > > pve-user mailing list > > > pve-user@lists.proxmox.com > > > https://lists.proxmox.com/cgi-bin/mailman/listinfo/pve-user > > > > > > > _______________________________________________ > > pve-user mailing list > > pve-user@lists.proxmox.com > > https://lists.proxmox.com/cgi-bin/mailman/listinfo/pve-user > > > > > _______________________________________________ > pve-user mailing list > pve-user@lists.proxmox.com > https://lists.proxmox.com/cgi-bin/mailman/listinfo/pve-user > >