how does the copy cp command differentiate between the ESP and root partition?












0















the boot directory exist on both the ESP(sda1) and root(sda5) partition.



when i use this sample command to copy vmlinuz and initrd files:



sudo cp -a initrd.img-4.15.0-43-generic /boot



i was able to get the system to boot and thought i had copied the file to the ESP. i also checked the root partition after using the command and confirmed it does not exist.



however, after a few days, i discovered the files had appeared in the boot directory of the root partition.



before that, i had also manually moved the files to the boot directory of the root partition using a file manager(dolphin) but was unable to get the system to boot.



so i would like to ask what is the command to copy files to the ESP partition, and the command to copy the same file to the root partition? basically, i would like to know how the linux system differentiate between the ESP and root partition for the same sets of command, i.e, cp, mkdir..etc



thanks









share



























    0















    the boot directory exist on both the ESP(sda1) and root(sda5) partition.



    when i use this sample command to copy vmlinuz and initrd files:



    sudo cp -a initrd.img-4.15.0-43-generic /boot



    i was able to get the system to boot and thought i had copied the file to the ESP. i also checked the root partition after using the command and confirmed it does not exist.



    however, after a few days, i discovered the files had appeared in the boot directory of the root partition.



    before that, i had also manually moved the files to the boot directory of the root partition using a file manager(dolphin) but was unable to get the system to boot.



    so i would like to ask what is the command to copy files to the ESP partition, and the command to copy the same file to the root partition? basically, i would like to know how the linux system differentiate between the ESP and root partition for the same sets of command, i.e, cp, mkdir..etc



    thanks









    share

























      0












      0








      0








      the boot directory exist on both the ESP(sda1) and root(sda5) partition.



      when i use this sample command to copy vmlinuz and initrd files:



      sudo cp -a initrd.img-4.15.0-43-generic /boot



      i was able to get the system to boot and thought i had copied the file to the ESP. i also checked the root partition after using the command and confirmed it does not exist.



      however, after a few days, i discovered the files had appeared in the boot directory of the root partition.



      before that, i had also manually moved the files to the boot directory of the root partition using a file manager(dolphin) but was unable to get the system to boot.



      so i would like to ask what is the command to copy files to the ESP partition, and the command to copy the same file to the root partition? basically, i would like to know how the linux system differentiate between the ESP and root partition for the same sets of command, i.e, cp, mkdir..etc



      thanks









      share














      the boot directory exist on both the ESP(sda1) and root(sda5) partition.



      when i use this sample command to copy vmlinuz and initrd files:



      sudo cp -a initrd.img-4.15.0-43-generic /boot



      i was able to get the system to boot and thought i had copied the file to the ESP. i also checked the root partition after using the command and confirmed it does not exist.



      however, after a few days, i discovered the files had appeared in the boot directory of the root partition.



      before that, i had also manually moved the files to the boot directory of the root partition using a file manager(dolphin) but was unable to get the system to boot.



      so i would like to ask what is the command to copy files to the ESP partition, and the command to copy the same file to the root partition? basically, i would like to know how the linux system differentiate between the ESP and root partition for the same sets of command, i.e, cp, mkdir..etc



      thanks







      linux command-line filesystems





      share












      share










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      share










      asked 8 mins ago









      lenovolobolenovolobo

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