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    Attempting to increase the size of a Linux LVM Disk

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    • wirestyle22W
      wirestyle22 @scottalanmiller
      last edited by

      @scottalanmiller That confuses me because each is 1.9T

      scottalanmillerS 1 Reply Last reply Reply Quote 0
      • scottalanmillerS
        scottalanmiller @wirestyle22
        last edited by scottalanmiller

        @wirestyle22 said in Attempting to increase the size of a Linux LVM Disk:

        @scottalanmiller That confuses me because each is 1.9T

        Why? Your total from your LVS command looks like 3.89TB but you are trying to expand to 3.91TB.

        wirestyle22W 1 Reply Last reply Reply Quote 0
        • wirestyle22W
          wirestyle22 @scottalanmiller
          last edited by wirestyle22

          @scottalanmiller LVS is 3.89T

          0_1490314853970_LVS.JPG

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          • scottalanmillerS
            scottalanmiller
            last edited by

            I edited while you were typing. I read the wrong field. But it is still too small. The FS must be smaller than the container holding it.

            wirestyle22W 1 Reply Last reply Reply Quote 0
            • wirestyle22W
              wirestyle22 @scottalanmiller
              last edited by

              @scottalanmiller said in Attempting to increase the size of a Linux LVM Disk:

              I edited while you were typing. I read the wrong field. But it is still too small. The FS must be smaller than the container holding it.

              How much smaller? even 3.86 kicks back the same error

              scottalanmillerS 1 Reply Last reply Reply Quote 0
              • scottalanmillerS
                scottalanmiller @wirestyle22
                last edited by

                @wirestyle22 said in Attempting to increase the size of a Linux LVM Disk:

                @scottalanmiller said in Attempting to increase the size of a Linux LVM Disk:

                I edited while you were typing. I read the wrong field. But it is still too small. The FS must be smaller than the container holding it.

                How much smaller? even 3.86 kicks back the same error

                Try something like 3.4TB. Remember FS overhead.

                wirestyle22W 1 Reply Last reply Reply Quote 0
                • wirestyle22W
                  wirestyle22 @scottalanmiller
                  last edited by

                  @scottalanmiller said in Attempting to increase the size of a Linux LVM Disk:

                  @wirestyle22 said in Attempting to increase the size of a Linux LVM Disk:

                  @scottalanmiller said in Attempting to increase the size of a Linux LVM Disk:

                  I edited while you were typing. I read the wrong field. But it is still too small. The FS must be smaller than the container holding it.

                  How much smaller? even 3.86 kicks back the same error

                  Try something like 3.4TB. Remember FS overhead.

                  0_1490315027487_etc.JPG

                  1 Reply Last reply Reply Quote 0
                  • wirestyle22W
                    wirestyle22
                    last edited by

                    Does the + reflect the entire size or just the amount of growth?

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                    • scottalanmillerS
                      scottalanmiller
                      last edited by

                      -D goes to total. Do the command instead with the -d option and no number...

                      xfs_growfs /dev/mapper/centos-root -d
                      
                      wirestyle22W 1 Reply Last reply Reply Quote 2
                      • wirestyle22W
                        wirestyle22 @scottalanmiller
                        last edited by

                        @scottalanmiller said in Attempting to increase the size of a Linux LVM Disk:

                        -D goes to total. Do the command instead with the -d option and no number...

                        xfs_growfs /dev/mapper/centos-root -d
                        

                        I can't believe a capital D caused all of this

                        /wrists

                        Thanks Scott

                        scottalanmillerS 1 Reply Last reply Reply Quote 0
                        • scottalanmillerS
                          scottalanmiller @wirestyle22
                          last edited by

                          @wirestyle22 said in Attempting to increase the size of a Linux LVM Disk:

                          @scottalanmiller said in Attempting to increase the size of a Linux LVM Disk:

                          -D goes to total. Do the command instead with the -d option and no number...

                          xfs_growfs /dev/mapper/centos-root -d
                          

                          I can't believe a capital D caused all of this

                          /wrists

                          Thanks Scott

                          Well, the capital D made us have to know the size. The lower case d calculated it for us. The upper case one would have been fine had the number we gave been the right one. But that's just a pain.

                          wirestyle22W 1 Reply Last reply Reply Quote 1
                          • wirestyle22W
                            wirestyle22 @scottalanmiller
                            last edited by wirestyle22

                            @scottalanmiller said in Attempting to increase the size of a Linux LVM Disk:

                            @wirestyle22 said in Attempting to increase the size of a Linux LVM Disk:

                            @scottalanmiller said in Attempting to increase the size of a Linux LVM Disk:

                            -D goes to total. Do the command instead with the -d option and no number...

                            xfs_growfs /dev/mapper/centos-root -d
                            

                            I can't believe a capital D caused all of this

                            /wrists

                            Thanks Scott

                            Well, the capital D made us have to know the size. The lower case d calculated it for us. The upper case one would have been fine had the number we gave been the right one. But that's just a pain.

                            I'm unsure why it was considered wrong. I tried a much much smaller size and it didnt work either

                            scottalanmillerS 1 Reply Last reply Reply Quote 0
                            • scottalanmillerS
                              scottalanmiller @wirestyle22
                              last edited by

                              @wirestyle22 said in Attempting to increase the size of a Linux LVM Disk:

                              @scottalanmiller said in Attempting to increase the size of a Linux LVM Disk:

                              @wirestyle22 said in Attempting to increase the size of a Linux LVM Disk:

                              @scottalanmiller said in Attempting to increase the size of a Linux LVM Disk:

                              -D goes to total. Do the command instead with the -d option and no number...

                              xfs_growfs /dev/mapper/centos-root -d
                              

                              I can't believe a capital D caused all of this

                              /wrists

                              Thanks Scott

                              Well, the capital D made us have to know the size. The lower case d calculated it for us. The upper case one would have been fine had the number we gave been the right one. But that's just a pain.

                              I'm unsure why it was considered wrong. I tried a much much smaller size and it didnt work either

                              How small did you try it?

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                              • scottalanmillerS
                                scottalanmiller
                                last edited by

                                How big did it make in the end?

                                1 Reply Last reply Reply Quote 0
                                • wirestyle22W
                                  wirestyle22
                                  last edited by

                                  3.9TB

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                                  • stacksofplatesS
                                    stacksofplates
                                    last edited by

                                    Oh I thought you were specifying a size on purpose. You can just use the -r flag with lvextend to automatically grow the file system.

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                                    • wirestyle22W
                                      wirestyle22
                                      last edited by

                                      Nah, I'm doing this just as a learning experience. I used my Plex server as a test dummy. Thanks for the help everybody

                                      1 Reply Last reply Reply Quote 1
                                      • wirestyle22W
                                        wirestyle22
                                        last edited by

                                        The funny thing is most of the servers I've created never go over the 2TB cap so I've never had to do this

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