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    How Does Fedora 25 Split Large Filesystems

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    linux fedora fedora 25 filesystems
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    • JaredBuschJ
      JaredBusch @Reid Cooper
      last edited by

      @Reid-Cooper said in How Does Fedora 25 Split Large Filesystems:

      @JaredBusch said in How Does Fedora 25 Split Large Filesystems:

      I really dislike how CentOS 7 will take a large disk and create a 50GB setup for everything and then a separate partition to everything over 50 and moutn it in /home.

      That sounds like they expect that every large install is going to be used for end users to log into. Isn't that pretty unlikely?

      This is what CentOS 7 does by default with a 150GB VHDX.

      [root@bna-nc ~]# df -h
      Filesystem           Size  Used Avail Use% Mounted on
      /dev/mapper/cl-root   50G  1.9G   49G   4% /
      devtmpfs             439M     0  439M   0% /dev
      tmpfs                449M     0  449M   0% /dev/shm
      tmpfs                449M   46M  404M  11% /run
      tmpfs                449M     0  449M   0% /sys/fs/cgroup
      /dev/sda2           1014M  174M  841M  18% /boot
      /dev/sda1            200M  9.5M  191M   5% /boot/efi
      /dev/mapper/cl-home   97G  6.5G   91G   7% /home
      tmpfs                 90M     0   90M   0% /run/user/0
      
      [root@bna-nc ~]# pvdisplay
        --- Physical volume ---
        PV Name               /dev/sda3
        VG Name               cl
        PV Size               148.80 GiB / not usable 2.00 MiB
        Allocatable           yes
        PE Size               4.00 MiB
        Total PE              38093
        Free PE               1
        Allocated PE          38092
        PV UUID               5YZ3rY-LPgV-W0Vi-LoOm-5byv-PdwA-iPaJvP
      
      [root@bna-nc ~]# vgdisplay
        --- Volume group ---
        VG Name               cl
        System ID
        Format                lvm2
        Metadata Areas        1
        Metadata Sequence No  4
        VG Access             read/write
        VG Status             resizable
        MAX LV                0
        Cur LV                3
        Open LV               3
        Max PV                0
        Cur PV                1
        Act PV                1
        VG Size               148.80 GiB
        PE Size               4.00 MiB
        Total PE              38093
        Alloc PE / Size       38092 / 148.80 GiB
        Free  PE / Size       1 / 4.00 MiB
        VG UUID               fuOf2r-zmeW-gCxG-b8MX-9JQ2-m3RG-S2Y2mh
      
      1 Reply Last reply Reply Quote 0
      • ObsolesceO
        Obsolesce @Reid Cooper
        last edited by

        @Reid-Cooper said in How Does Fedora 25 Split Large Filesystems:

        @JaredBusch said in How Does Fedora 25 Split Large Filesystems:

        I really dislike how CentOS 7 will take a large disk and create a 50GB setup for everything and then a separate partition to everything over 50 and moutn it in /home.

        That sounds like they expect that every large install is going to be used for end users to log into. Isn't that pretty unlikely?

        That's rarely the case now (at least in my recent personal experience)... maybe 10 years ago it was more likely.

        Reid CooperR 1 Reply Last reply Reply Quote 1
        • Reid CooperR
          Reid Cooper @Obsolesce
          last edited by

          @Tim_G said in How Does Fedora 25 Split Large Filesystems:

          @Reid-Cooper said in How Does Fedora 25 Split Large Filesystems:

          @JaredBusch said in How Does Fedora 25 Split Large Filesystems:

          I really dislike how CentOS 7 will take a large disk and create a 50GB setup for everything and then a separate partition to everything over 50 and moutn it in /home.

          That sounds like they expect that every large install is going to be used for end users to log into. Isn't that pretty unlikely?

          That's rarely the case now (at least in my recent personal experience)... maybe 10 years ago it was more likely.

          Maybe 20 years ago. 🙂

          1 Reply Last reply Reply Quote 0
          • ObsolesceO
            Obsolesce
            last edited by Obsolesce

            I seen that in Fedora 27 NetInstall, it doesn't create a /home partition automatically. It only does the following by default:

            0_1515608235923_bcfa5e5b-cf5f-4eb1-b690-2fe9b1938607-image.png

            I found RedHat's partitioning recommendations, and it recommends a separate /home partition with the follow minimum sizes. Be sure to look at the note below, as I think that's a great way to go about it.

            0_1515608352186_21f85509-21c7-431d-be32-2df1c3a525c5-image.png

            If you assign all extra space to /home, and then later you run out of room in /, then you'll wish you'll had more available.

            scottalanmillerS black3dynamiteB 2 Replies Last reply Reply Quote 2
            • scottalanmillerS
              scottalanmiller @Obsolesce
              last edited by

              @tim_g said in How Does Fedora 25 Split Large Filesystems:

              I seen that in Fedora 27 NetInstall, it doesn't create a /home partition automatically. It only does the following by default:

              0_1515608235923_bcfa5e5b-cf5f-4eb1-b690-2fe9b1938607-image.png

              I found RedHat's partitioning recommendations, and it recommends a separate /home partition with the follow minimum sizes. Be sure to look at the note below, as I think that's a great way to go about it.

              0_1515608352186_21f85509-21c7-431d-be32-2df1c3a525c5-image.png

              If you assign all extra space to /home, and then later you run out of room in /, then you'll wish you'll had more available.

              Yeah, splitting off /home comes from another era and what is today a very rare use case that almost never comes up. Reducing space in / so that you don't overfill a directory that is essentially never used is pretty silly.

              ObsolesceO 1 Reply Last reply Reply Quote 1
              • ObsolesceO
                Obsolesce @scottalanmiller
                last edited by

                @scottalanmiller said in How Does Fedora 25 Split Large Filesystems:

                @tim_g said in How Does Fedora 25 Split Large Filesystems:

                I seen that in Fedora 27 NetInstall, it doesn't create a /home partition automatically. It only does the following by default:

                0_1515608235923_bcfa5e5b-cf5f-4eb1-b690-2fe9b1938607-image.png

                I found RedHat's partitioning recommendations, and it recommends a separate /home partition with the follow minimum sizes. Be sure to look at the note below, as I think that's a great way to go about it.

                0_1515608352186_21f85509-21c7-431d-be32-2df1c3a525c5-image.png

                If you assign all extra space to /home, and then later you run out of room in /, then you'll wish you'll had more available.

                Yeah, splitting off /home comes from another era and what is today a very rare use case that almost never comes up. Reducing space in / so that you don't overfill a directory that is essentially never used is pretty silly.

                I like production data in it's own partition.. whether it's /data or in /home depending on the situation.

                1 Reply Last reply Reply Quote 1
                • ObsolesceO
                  Obsolesce
                  last edited by

                  I see some that don't have a separate /home partition, and some that do.

                  I've never actually ran into any issues upgrading those that do not have a separate /home partition. So I don't really see that as a reason to justify having a separate partition.

                  I feels it's so much easier to give all your extra space to /, and not have a separate /home partition.

                  1 Reply Last reply Reply Quote 0
                  • black3dynamiteB
                    black3dynamite @Obsolesce
                    last edited by black3dynamite

                    @tim_g said in How Does Fedora 25 Split Large Filesystems:

                    I seen that in Fedora 27 NetInstall, it doesn't create a /home partition automatically. It only does the following by default:

                    0_1515608235923_bcfa5e5b-cf5f-4eb1-b690-2fe9b1938607-image.png

                    I found RedHat's partitioning recommendations, and it recommends a separate /home partition with the follow minimum sizes. Be sure to look at the note below, as I think that's a great way to go about it.

                    0_1515608352186_21f85509-21c7-431d-be32-2df1c3a525c5-image.png

                    If you assign all extra space to /home, and then later you run out of room in /, then you'll wish you'll had more available.

                    It won't create a /home partition if you don't have enough storage space. 20GiB virtual disk will most certainly exclude a /home partition.

                    1 Reply Last reply Reply Quote 0
                    • ObsolesceO
                      Obsolesce
                      last edited by Obsolesce

                      This is how I'm going to set up the next LAMP VM. I don't feel it's necessary to have a separate /home partition. It's easy enough to upgrade from Fedora 27 to the next and to the next, without any data loss due to lack of a separate /home or /data partition.

                      0_1515609366985_f4fc79f0-b063-4250-b6fe-e56eeb42d82f-image.png

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

                        @tim_g said in How Does Fedora 25 Split Large Filesystems:

                        This is how I'm going to set up the next LAMP VM. I don't feel it's necessary to have a separate /home partition. It's easy enough to upgrade from Fedora 27 to the next and to the next, without any data loss due to lack of a separate /home or /data partition.

                        0_1515609366985_f4fc79f0-b063-4250-b6fe-e56eeb42d82f-image.png

                        My LAMP boxes don't have separate /home either.

                        1 Reply Last reply Reply Quote 0
                        • JaredBuschJ
                          JaredBusch
                          last edited by

                          If you type some large number in the box for the / partition and then click the update button, it auto sizes to max.

                          ObsolesceO 1 Reply Last reply Reply Quote 1
                          • ObsolesceO
                            Obsolesce @JaredBusch
                            last edited by

                            @jaredbusch said in How Does Fedora 25 Split Large Filesystems:

                            If you type some large number in the box for the / partition and then click the update button, it auto sizes to max.

                            Yeah, that's how I got it to say 144.84. If I did it myself, it'd be a nice round number.

                            1 Reply Last reply Reply Quote 0
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