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    Attempting to increase the size of a Linux LVM Disk

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    • stacksofplatesS
      stacksofplates @wirestyle22
      last edited by

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

      Is this improper syntax?

      0_1490310743055_whatever.JPG

      Try +3.91.

      Also, why not have the data on its own volume? It's more flexible that way.

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

        If the +doesn't work you will have to add it to the existing size. So if its 5TB it would be 8.91

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        • scottalanmillerS
          scottalanmiller
          last edited by

          Just appears that the size is too small.

          wirestyle22W 1 Reply Last reply Reply Quote 0
          • 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

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                        • 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?

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                                      • 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

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