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    PERC H730P Mini - Multiple LV's

    IT Discussion
    lvm raid perc h730 raid controller hardware raid storage
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    • stacksofplatesS
      stacksofplates @momurda
      last edited by stacksofplates

      @momurda said in PERC H730P Mini - Multiple LV's:

      ext2 and ext3 don't know anything over the existence of 2TB, but you can use type lvm to do this locally(looks like you have done this). If XS doesn't have support for ext4 natively I don't think you can use ext4 file systems for anything in XS.
      ext4 would work if you can mount it as an ext type SR in XS, but you probably cant, and will have to use lvm type locally for large SR
      If you want thin provisioning on large shared SRs, use NFS instead of iscsi.

      This was all in that Xenserver book I just got and read through.

      There is also The Tobias reply to this topic
      http://discussions.citrix.com/topic/373709-adding-storage-to-xenserver/

      This Xenserver 7 blog that states why ext4 support is missing in XS 7 (although it is coming in the future)
      https://www.citrix.com/blogs/2016/06/30/xenserver-7-building-the-foundations-of-a-great-future/

      You may be wondering why the move to CentOS 7 didn’t automatically mean that XenServer 7 acquired various features and mechanisms that CentOS 7 happens to have, such as SELinux or the XFS filesystem. This is because the domain 0 Linux platform is a component of the XenServer system (rather than XenServer being an application that runs on top of Linux) and is therefore tightly integrated into the overall system – when we upgrade components of the system our first priority is to ensure a like-for-like upgrade which preserves the integrity, functionality, quality, performance and security of the system. If the new component comes with new mechanisms that didn’t exist in the older version, we carefully consider if and how we can integrate those new mechanisms into the XenServer system (for example moving from ext3 to XFS would require careful consideration for XenServer upgrade and rollback use-cases and therefore isn’t a transparent change) – these additional integrations may come in later releases than the underlying component upgrade.

      That's ridiculous. Id much rather have SELinux, XFS, and other advancements over backwards/forward compatibility. Give people real V2V tools and with that and xva's backwards/forward compatibility won't matter.

      1 Reply Last reply Reply Quote 1
      • momurdaM
        momurda
        last edited by

        Hey, I'm just italicizing what XS blog guy said.

        stacksofplatesS 1 Reply Last reply Reply Quote 1
        • stacksofplatesS
          stacksofplates @momurda
          last edited by

          @momurda said in PERC H730P Mini - Multiple LV's:

          Hey, I'm just italicizing what XS blog guy said.

          I know. Sorry on my phone and didn't feel like trying to quote just his quote.

          1 Reply Last reply Reply Quote 0
          • DashrenderD
            Dashrender
            last edited by

            What are XVAs?

            stacksofplatesS 1 Reply Last reply Reply Quote 0
            • momurdaM
              momurda
              last edited by momurda

              Xen Virtual Appliance file. I think it is just a container for ovf types.
              edit: it is a container for ova types, which are containers for ovf types.

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              • stacksofplatesS
                stacksofplates @Dashrender
                last edited by

                @Dashrender said in PERC H730P Mini - Multiple LV's:

                What are XVAs?

                Its the format that XenServer exports snapshots to. Some compressed format that has to be stitched back together to get a usable disk out of it. So the only way to export from XenServer to something else is to uncompress the file and untar it. Then stitch all of the files back together.

                1 Reply Last reply Reply Quote 1
                • T
                  Texkonc
                  last edited by

                  I thought you were the Xen god?
                  I heard you knock on doors to spread the gospel.

                  stacksofplatesS 1 Reply Last reply Reply Quote 1
                  • stacksofplatesS
                    stacksofplates @Texkonc
                    last edited by

                    @Texkonc said in PERC H730P Mini - Multiple LV's:

                    I thought you were the Xen god?
                    I heard you knock on doors to spread the gospel.

                    Me or Dash?

                    1 Reply Last reply Reply Quote 0
                    • T
                      Texkonc
                      last edited by

                      Dustin

                      stacksofplatesS 1 Reply Last reply Reply Quote 0
                      • stacksofplatesS
                        stacksofplates @Texkonc
                        last edited by

                        @Texkonc said in PERC H730P Mini - Multiple LV's:

                        Dustin

                        Oh ok

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