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    Burned by Eschewing Best Practices

    IT Discussion
    best practices
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    • RomoR
      Romo
      last edited by

      I use mdadm with our kvm vm hosts, I haven't used xenserver but I would think mdadm would also be a possibility for him

      scottalanmillerS 1 Reply Last reply Reply Quote 0
      • scottalanmillerS
        scottalanmiller @Romo
        last edited by

        @Romo said:

        He could still use software raid, couldn't he?

        That's what we are preparing to walk him through now. With XenServer that's a bit of a learning curve, though. Not going to be run.

        1 Reply Last reply Reply Quote 1
        • scottalanmillerS
          scottalanmiller
          last edited by

          https://blog.trendelkamp.net/2015/02/configure-software-raid-xenserver-6-5/

          1 Reply Last reply Reply Quote 0
          • scottalanmillerS
            scottalanmiller @Romo
            last edited by

            @Romo said:

            I use mdadm with our kvm vm hosts, I haven't used xenserver but I would think mdadm would also be a possibility for him

            Yes, works the same. But for someone who is new to Linux this will be a shock to his system.

            1 Reply Last reply Reply Quote 1
            • scottalanmillerS
              scottalanmiller
              last edited by

              This guy is in for a tough time. No AD for 40 machines..

              http://community.spiceworks.com/topic/1274733-40-workgroup-pc-s

              RojoLocoR 1 Reply Last reply Reply Quote 1
              • RojoLocoR
                RojoLoco @scottalanmiller
                last edited by

                @scottalanmiller said:

                This guy is in for a tough time. No AD for 40 machines..

                http://community.spiceworks.com/topic/1274733-40-workgroup-pc-s

                ...and all are home versions, some Vista.... ewwwww

                1 Reply Last reply Reply Quote 0
                • scottalanmillerS
                  scottalanmiller
                  last edited by

                  Yeah, it is going to be tough. No AD with forty machines. Not fun. But I've seen way bigger without AD, it's not that bad. I'd rather AD, of course. But you can do a lot without it.

                  1 Reply Last reply Reply Quote 0
                  • StrongBadS
                    StrongBad
                    last edited by

                    That's a lot of PCs to have no Active Directory. Going to need to do ridiculous things like having common admin passwords or using Keepass and storing tons of passwords.

                    1 Reply Last reply Reply Quote 0
                    • scottalanmillerS
                      scottalanmiller
                      last edited by

                      Not a bad approach.

                      1 Reply Last reply Reply Quote 0
                      • DustinB3403D
                        DustinB3403
                        last edited by DustinB3403

                        Here is another topic of it, where an IT Department virtualized, but failed to develop and deploy a proper backup solution. Now the IT person is stuck manually restoring files and ActiveDirectory from a Snapshot created in January!

                        brianlittlejohnB 1 Reply Last reply Reply Quote 1
                        • brianlittlejohnB
                          brianlittlejohn @DustinB3403
                          last edited by

                          @DustinB3403 I wonder if that snapshot from January is part of what messed his system up when it lost power. You shouldn't keep snapshots hanging around that long. Nothing but trouble.

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                          • DustinB3403D
                            DustinB3403
                            last edited by

                            Well the story appears to thicken, as he was panicked (not having a recovery strategy) and simply restored with what he saw...

                            So likely it did.

                            brianlittlejohnB 1 Reply Last reply Reply Quote 0
                            • brianlittlejohnB
                              brianlittlejohn @DustinB3403
                              last edited by

                              @DustinB3403 Panicking leads to bad choices.

                              scottalanmillerS 1 Reply Last reply Reply Quote 1
                              • scottalanmillerS
                                scottalanmiller @brianlittlejohn
                                last edited by

                                @brianlittlejohn said:

                                @DustinB3403 Panicking leads to bad choices.

                                And bad choices lead to panicking.

                                1 Reply Last reply Reply Quote 0
                                • DustinB3403D
                                  DustinB3403
                                  last edited by

                                  And the plot thickens even more.

                                  he has separate DC's, that are for an Old DC.

                                  So only having 1 DC. More of that eschewing practice...

                                  BRRABillB 1 Reply Last reply Reply Quote 1
                                  • DustinB3403D
                                    DustinB3403
                                    last edited by

                                    Here is another, RAID 5 (4x3TB) took the server down to replace the drive. (May have been the only way to do so). Restored AD from backup etc etc.

                                    http://community.spiceworks.com/topic/1311327-did-i-handle-this-alright-or-could-i-have-done-better?page=1#entry-5262944

                                    1 Reply Last reply Reply Quote 0
                                    • BRRABillB
                                      BRRABill @DustinB3403
                                      last edited by

                                      @DustinB3403 said:

                                      So only having 1 DC. More of that eschewing practice...

                                      Sometimes it is OK to do that, as I learned here at ML.

                                      Risk and reward. Reliability not redundancy. 🙂
                                      http://www.mangolassi.it/topic/6495/storage-question/37

                                      DustinB3403D 1 Reply Last reply Reply Quote 1
                                      • DustinB3403D
                                        DustinB3403 @BRRABill
                                        last edited by

                                        @BRRABill said:

                                        @DustinB3403 said:

                                        So only having 1 DC. More of that eschewing practice...

                                        Sometimes it is OK to do that, as I learned here at ML.

                                        Risk and reward. Reliability not redundancy. 🙂
                                        http://www.mangolassi.it/topic/6495/storage-question/37

                                        But here the risk is losing all ability to use your computer systems. So the risk does not outweigh the cost.

                                        BRRABillB scottalanmillerS 2 Replies Last reply Reply Quote 0
                                        • BRRABillB
                                          BRRABill @DustinB3403
                                          last edited by

                                          @DustinB3403 said:

                                          But here the risk is losing all ability to use your computer systems. So the risk does not outweigh the cost.

                                          By losing the DC?

                                          1 Reply Last reply Reply Quote 0
                                          • DustinB3403D
                                            DustinB3403
                                            last edited by

                                            In that case yes, a single DC which was restored from a backup make in January.

                                            The system is almost useless. A second VM host, even a desktop running HyperV and a vDC on it would have prevented his predicament.

                                            scottalanmillerS 1 Reply Last reply Reply Quote 0
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