Installing Arch Linux on an SSD












1















I'm making my way through this:



https://wiki.archlinux.org/index.php/Beginners%27_guide



I've done this successfully a couple of times when working with conventional HDDs but I've recently bought and installed the following SSD:



http://uk.transcend-info.com/Products/No-418 (32GB version)



I've reached the "preparing storage devices" section and the output from my



lsblk


command is the following:



NAME             MAJ:MIN  RM.  SIZE    RO  TYPE  MOUNTPOINT
sda 8:0 1 58.6G 0 disk
--sda1 8:1 1 58.6G 0 part /run/archiso/boottmnt
sr0 11:0 1 1024M 0 rom
loop0 7:0 0 252.5M 1 loop /run/archiso/sfs/airootfs
loop1 7:1 0 32G 1 loop
--arch_airootfs 254:0 0 32G 0 dm /
loop2 7:2 0 256M 0 loop
--arch_airootfs 254:0 0 32G 0 dm /


I'm booting the arch Linux installation from a 64GB USB stick, hence the first 2 entries.



My question is regarding the 'loop' devices.



Does this output look sensible? I was expecting to see the SSD appear as a single 'sda' device so I'm unsure where to go next. Can I install Arch on one of these loop devices and if so, which one? I assume loop1 but I'd like some sound advice before I continue. Also why are these loop devices all separate? Can anybody shed some concise light on this please?










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    1















    I'm making my way through this:



    https://wiki.archlinux.org/index.php/Beginners%27_guide



    I've done this successfully a couple of times when working with conventional HDDs but I've recently bought and installed the following SSD:



    http://uk.transcend-info.com/Products/No-418 (32GB version)



    I've reached the "preparing storage devices" section and the output from my



    lsblk


    command is the following:



    NAME             MAJ:MIN  RM.  SIZE    RO  TYPE  MOUNTPOINT
    sda 8:0 1 58.6G 0 disk
    --sda1 8:1 1 58.6G 0 part /run/archiso/boottmnt
    sr0 11:0 1 1024M 0 rom
    loop0 7:0 0 252.5M 1 loop /run/archiso/sfs/airootfs
    loop1 7:1 0 32G 1 loop
    --arch_airootfs 254:0 0 32G 0 dm /
    loop2 7:2 0 256M 0 loop
    --arch_airootfs 254:0 0 32G 0 dm /


    I'm booting the arch Linux installation from a 64GB USB stick, hence the first 2 entries.



    My question is regarding the 'loop' devices.



    Does this output look sensible? I was expecting to see the SSD appear as a single 'sda' device so I'm unsure where to go next. Can I install Arch on one of these loop devices and if so, which one? I assume loop1 but I'd like some sound advice before I continue. Also why are these loop devices all separate? Can anybody shed some concise light on this please?










    share|improve this question
















    bumped to the homepage by Community 2 mins ago


    This question has answers that may be good or bad; the system has marked it active so that they can be reviewed.


















      1












      1








      1








      I'm making my way through this:



      https://wiki.archlinux.org/index.php/Beginners%27_guide



      I've done this successfully a couple of times when working with conventional HDDs but I've recently bought and installed the following SSD:



      http://uk.transcend-info.com/Products/No-418 (32GB version)



      I've reached the "preparing storage devices" section and the output from my



      lsblk


      command is the following:



      NAME             MAJ:MIN  RM.  SIZE    RO  TYPE  MOUNTPOINT
      sda 8:0 1 58.6G 0 disk
      --sda1 8:1 1 58.6G 0 part /run/archiso/boottmnt
      sr0 11:0 1 1024M 0 rom
      loop0 7:0 0 252.5M 1 loop /run/archiso/sfs/airootfs
      loop1 7:1 0 32G 1 loop
      --arch_airootfs 254:0 0 32G 0 dm /
      loop2 7:2 0 256M 0 loop
      --arch_airootfs 254:0 0 32G 0 dm /


      I'm booting the arch Linux installation from a 64GB USB stick, hence the first 2 entries.



      My question is regarding the 'loop' devices.



      Does this output look sensible? I was expecting to see the SSD appear as a single 'sda' device so I'm unsure where to go next. Can I install Arch on one of these loop devices and if so, which one? I assume loop1 but I'd like some sound advice before I continue. Also why are these loop devices all separate? Can anybody shed some concise light on this please?










      share|improve this question
















      I'm making my way through this:



      https://wiki.archlinux.org/index.php/Beginners%27_guide



      I've done this successfully a couple of times when working with conventional HDDs but I've recently bought and installed the following SSD:



      http://uk.transcend-info.com/Products/No-418 (32GB version)



      I've reached the "preparing storage devices" section and the output from my



      lsblk


      command is the following:



      NAME             MAJ:MIN  RM.  SIZE    RO  TYPE  MOUNTPOINT
      sda 8:0 1 58.6G 0 disk
      --sda1 8:1 1 58.6G 0 part /run/archiso/boottmnt
      sr0 11:0 1 1024M 0 rom
      loop0 7:0 0 252.5M 1 loop /run/archiso/sfs/airootfs
      loop1 7:1 0 32G 1 loop
      --arch_airootfs 254:0 0 32G 0 dm /
      loop2 7:2 0 256M 0 loop
      --arch_airootfs 254:0 0 32G 0 dm /


      I'm booting the arch Linux installation from a 64GB USB stick, hence the first 2 entries.



      My question is regarding the 'loop' devices.



      Does this output look sensible? I was expecting to see the SSD appear as a single 'sda' device so I'm unsure where to go next. Can I install Arch on one of these loop devices and if so, which one? I assume loop1 but I'd like some sound advice before I continue. Also why are these loop devices all separate? Can anybody shed some concise light on this please?







      arch-linux loop-device






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      edited May 2 '15 at 13:36









      redbeam_

      1206




      1206










      asked May 2 '15 at 11:57









      Tom PriceTom Price

      586




      586





      bumped to the homepage by Community 2 mins ago


      This question has answers that may be good or bad; the system has marked it active so that they can be reviewed.







      bumped to the homepage by Community 2 mins ago


      This question has answers that may be good or bad; the system has marked it active so that they can be reviewed.
























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          Use losetup to check what each loop device refers to. Real disks should show up as one of sd[a-z], hd[a-z], vd[a-z], ... or if it's a card reader, maybe mmcblk[0-9]...



          Also, smartctl -a $device or hdparm -i $device should list name and type of the disk so you can verify you have the corerect one.



          Example for my Crucial M4 64GB:



          # hdparm -i /dev/sda

          /dev/sda:

          Model=M4-CT064M4SSD2, FwRev=070H, SerialNo=0000000011290314D973


          If the disk does not show up at all, check connectors/cables, try another enclosure, etc. or it may just be incompatible or dead on arrival.



          As for the installation procedure, there should not be any difference between HDD / SSD, maybe save for alignment / discard.






          share|improve this answer























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            Use losetup to check what each loop device refers to. Real disks should show up as one of sd[a-z], hd[a-z], vd[a-z], ... or if it's a card reader, maybe mmcblk[0-9]...



            Also, smartctl -a $device or hdparm -i $device should list name and type of the disk so you can verify you have the corerect one.



            Example for my Crucial M4 64GB:



            # hdparm -i /dev/sda

            /dev/sda:

            Model=M4-CT064M4SSD2, FwRev=070H, SerialNo=0000000011290314D973


            If the disk does not show up at all, check connectors/cables, try another enclosure, etc. or it may just be incompatible or dead on arrival.



            As for the installation procedure, there should not be any difference between HDD / SSD, maybe save for alignment / discard.






            share|improve this answer




























              0














              Use losetup to check what each loop device refers to. Real disks should show up as one of sd[a-z], hd[a-z], vd[a-z], ... or if it's a card reader, maybe mmcblk[0-9]...



              Also, smartctl -a $device or hdparm -i $device should list name and type of the disk so you can verify you have the corerect one.



              Example for my Crucial M4 64GB:



              # hdparm -i /dev/sda

              /dev/sda:

              Model=M4-CT064M4SSD2, FwRev=070H, SerialNo=0000000011290314D973


              If the disk does not show up at all, check connectors/cables, try another enclosure, etc. or it may just be incompatible or dead on arrival.



              As for the installation procedure, there should not be any difference between HDD / SSD, maybe save for alignment / discard.






              share|improve this answer


























                0












                0








                0







                Use losetup to check what each loop device refers to. Real disks should show up as one of sd[a-z], hd[a-z], vd[a-z], ... or if it's a card reader, maybe mmcblk[0-9]...



                Also, smartctl -a $device or hdparm -i $device should list name and type of the disk so you can verify you have the corerect one.



                Example for my Crucial M4 64GB:



                # hdparm -i /dev/sda

                /dev/sda:

                Model=M4-CT064M4SSD2, FwRev=070H, SerialNo=0000000011290314D973


                If the disk does not show up at all, check connectors/cables, try another enclosure, etc. or it may just be incompatible or dead on arrival.



                As for the installation procedure, there should not be any difference between HDD / SSD, maybe save for alignment / discard.






                share|improve this answer













                Use losetup to check what each loop device refers to. Real disks should show up as one of sd[a-z], hd[a-z], vd[a-z], ... or if it's a card reader, maybe mmcblk[0-9]...



                Also, smartctl -a $device or hdparm -i $device should list name and type of the disk so you can verify you have the corerect one.



                Example for my Crucial M4 64GB:



                # hdparm -i /dev/sda

                /dev/sda:

                Model=M4-CT064M4SSD2, FwRev=070H, SerialNo=0000000011290314D973


                If the disk does not show up at all, check connectors/cables, try another enclosure, etc. or it may just be incompatible or dead on arrival.



                As for the installation procedure, there should not be any difference between HDD / SSD, maybe save for alignment / discard.







                share|improve this answer












                share|improve this answer



                share|improve this answer










                answered May 2 '15 at 13:31









                frostschutzfrostschutz

                26.9k15584




                26.9k15584






























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