Significado das seguintes mensagens no terminal

1

Eu tentei instalar o java em meu sistema seguindo as instruções na página: Java Installation Instr Oracle

Agora, quando eu digitei o java -version, ele me deu as seguintes mensagens:

 The program 'java' can be found in the following packages:
 * default-jre
 * gcj-5-jre-headless
 * openjdk-8-jre-headless
 * gcj-4.8-jre-headless
 * gcj-4.9-jre-headless
 * openjdk-9-jre-headless
Try: sudo apt install <selected package>

Ao perceber que talvez eu não tenha configurado o caminho var corretamente, adicionei as seguintes linhas ao / etc / environment:

JAVA_HOME="/usr/Java/jre1.8.0_161"
export JAVA_HOME

Agora, o conteúdo do arquivo / etc / environment se tornou:

PATH="/ usr / local / sbin: / usr / local / bin: / usr / sbin: / usr / bin: / sbin: / bin: / usr / jogos: / usr / local / jogos"     JAVA_HOME="/ usr / Java / jre1.8.0_161"     exportar JAVA_HOME

Apesar de alterar o arquivo acima, ele ainda me mostrou The program 'java' can be found in the following packages: error.

Por isso, decidi usar

sudo apt-get purge openjdk-\*

E recebi as seguintes mensagens:

    Reading package lists... Done
Building dependency tree       
Reading state information... Done
Note, selecting 'openjdk-9-jre-headless' for glob 'openjdk-*'
Note, selecting 'openjdk-8-jdk' for glob 'openjdk-*'
Note, selecting 'openjdk-8-jre' for glob 'openjdk-*'
Note, selecting 'openjdk-6-jdk' for glob 'openjdk-*'
Note, selecting 'openjdk-6-jre' for glob 'openjdk-*'
Note, selecting 'openjdk-9-demo' for glob 'openjdk-*'
Note, selecting 'openjdk-6-jre-headless' for glob 'openjdk-*'
Note, selecting 'openjdk-8-demo' for glob 'openjdk-*'
Note, selecting 'openjdk-8-jre-dcevm' for glob 'openjdk-*'
Note, selecting 'openjdk-8-jdk-headless' for glob 'openjdk-*'
Note, selecting 'openjdk-9-dbg' for glob 'openjdk-*'
Note, selecting 'openjdk-7-jre-headless' for glob 'openjdk-*'
Note, selecting 'openjdk-9-doc' for glob 'openjdk-*'
Note, selecting 'openjdk-8-jre-zero' for glob 'openjdk-*'
Note, selecting 'openjdk-8-source' for glob 'openjdk-*'
Note, selecting 'openjdk-jre' for glob 'openjdk-*'
Note, selecting 'openjdk-9-jdk' for glob 'openjdk-*'
Note, selecting 'openjdk-9-jre' for glob 'openjdk-*'
Note, selecting 'openjdk-7-jdk' for glob 'openjdk-*'
Note, selecting 'openjdk-7-jre' for glob 'openjdk-*'
Note, selecting 'openjdk-9-jdk-headless' for glob 'openjdk-*'
Note, selecting 'openjdk-8-jre-headless' for glob 'openjdk-*'
Note, selecting 'openjdk-9-source' for glob 'openjdk-*'
Note, selecting 'openjdk-8-jre-jamvm' for glob 'openjdk-*'
Note, selecting 'openjdk-8-dbg' for glob 'openjdk-*'
Note, selecting 'openjdk-8-doc' for glob 'openjdk-*'
Package 'openjdk-6-jdk' is not installed, so not removed
Package 'openjdk-7-jre-headless' is not installed, so not removed
Package 'openjdk-6-jre-headless' is not installed, so not removed
Package 'openjdk-7-jre' is not installed, so not removed
Package 'openjdk-6-jre' is not installed, so not removed
Package 'openjdk-7-jdk' is not installed, so not removed
Package 'openjdk-jre' is not installed, so not removed
Package 'openjdk-8-jre-dcevm' is not installed, so not removed
Package 'openjdk-9-dbg' is not installed, so not removed
Package 'openjdk-9-demo' is not installed, so not removed
Package 'openjdk-9-doc' is not installed, so not removed
Package 'openjdk-9-jdk' is not installed, so not removed
Package 'openjdk-9-jdk-headless' is not installed, so not removed
Package 'openjdk-9-jre' is not installed, so not removed
Package 'openjdk-9-jre-headless' is not installed, so not removed
Package 'openjdk-9-source' is not installed, so not removed
Package 'openjdk-8-dbg' is not installed, so not removed
Package 'openjdk-8-demo' is not installed, so not removed
Package 'openjdk-8-doc' is not installed, so not removed
Package 'openjdk-8-jdk' is not installed, so not removed
Package 'openjdk-8-jdk-headless' is not installed, so not removed
Package 'openjdk-8-jre' is not installed, so not removed
Package 'openjdk-8-jre-headless' is not installed, so not removed
Package 'openjdk-8-jre-jamvm' is not installed, so not removed
Package 'openjdk-8-source' is not installed, so not removed
Package 'openjdk-8-jre-zero' is not installed, so not removed
The following packages were automatically installed and are no longer required:
  linux-headers-4.10.0-28 linux-headers-4.10.0-28-generic
  linux-headers-4.13.0-31 linux-headers-4.13.0-31-generic
  linux-headers-4.13.0-32 linux-headers-4.13.0-32-generic
  linux-headers-4.13.0-36 linux-headers-4.13.0-36-generic
  linux-image-4.10.0-28-generic linux-image-4.13.0-31-generic
  linux-image-4.13.0-32-generic linux-image-4.13.0-36-generic
  linux-image-extra-4.10.0-28-generic linux-image-extra-4.13.0-31-generic
  linux-image-extra-4.13.0-32-generic linux-image-extra-4.13.0-36-generic
  linux-signed-image-4.10.0-28-generic linux-signed-image-4.13.0-31-generic
  linux-signed-image-4.13.0-32-generic linux-signed-image-4.13.0-36-generic
Use 'sudo apt autoremove' to remove them.
0 upgraded, 0 newly installed, 0 to remove and 144 not upgraded.

Agora eu decidi ir em frente e usar:

sudo apt autoremove  openjdk-\*

Para o qual recebi o seguinte resultado:

Reading package lists... Done
Building dependency tree       
Reading state information... Done
Note, selecting 'openjdk-9-jre-headless' for glob 'openjdk-*'
Note, selecting 'openjdk-8-jdk' for glob 'openjdk-*'
Note, selecting 'openjdk-8-jre' for glob 'openjdk-*'
Note, selecting 'openjdk-6-jdk' for glob 'openjdk-*'
Note, selecting 'openjdk-6-jre' for glob 'openjdk-*'
Note, selecting 'openjdk-9-demo' for glob 'openjdk-*'
Note, selecting 'openjdk-6-jre-headless' for glob 'openjdk-*'
Note, selecting 'openjdk-8-demo' for glob 'openjdk-*'
Note, selecting 'openjdk-8-jre-dcevm' for glob 'openjdk-*'
Note, selecting 'openjdk-8-jdk-headless' for glob 'openjdk-*'
Note, selecting 'openjdk-9-dbg' for glob 'openjdk-*'
Note, selecting 'openjdk-7-jre-headless' for glob 'openjdk-*'
Note, selecting 'openjdk-9-doc' for glob 'openjdk-*'
Note, selecting 'openjdk-8-jre-zero' for glob 'openjdk-*'
Note, selecting 'openjdk-8-source' for glob 'openjdk-*'
Note, selecting 'openjdk-jre' for glob 'openjdk-*'
Note, selecting 'openjdk-9-jdk' for glob 'openjdk-*'
Note, selecting 'openjdk-9-jre' for glob 'openjdk-*'
Note, selecting 'openjdk-7-jdk' for glob 'openjdk-*'
Note, selecting 'openjdk-7-jre' for glob 'openjdk-*'
Note, selecting 'openjdk-9-jdk-headless' for glob 'openjdk-*'
Note, selecting 'openjdk-8-jre-headless' for glob 'openjdk-*'
Note, selecting 'openjdk-9-source' for glob 'openjdk-*'
Note, selecting 'openjdk-8-jre-jamvm' for glob 'openjdk-*'
Note, selecting 'openjdk-8-dbg' for glob 'openjdk-*'
Note, selecting 'openjdk-8-doc' for glob 'openjdk-*'
Package 'openjdk-6-jdk' is not installed, so not removed
Package 'openjdk-7-jre-headless' is not installed, so not removed
Package 'openjdk-6-jre-headless' is not installed, so not removed
Package 'openjdk-7-jre' is not installed, so not removed
Package 'openjdk-6-jre' is not installed, so not removed
Package 'openjdk-7-jdk' is not installed, so not removed
Package 'openjdk-jre' is not installed, so not removed
Package 'openjdk-8-jre-dcevm' is not installed, so not removed
Package 'openjdk-9-dbg' is not installed, so not removed
Package 'openjdk-9-demo' is not installed, so not removed
Package 'openjdk-9-doc' is not installed, so not removed
Package 'openjdk-9-jdk' is not installed, so not removed
Package 'openjdk-9-jdk-headless' is not installed, so not removed
Package 'openjdk-9-jre' is not installed, so not removed
Package 'openjdk-9-jre-headless' is not installed, so not removed
Package 'openjdk-9-source' is not installed, so not removed
Package 'openjdk-8-dbg' is not installed, so not removed
Package 'openjdk-8-demo' is not installed, so not removed
Package 'openjdk-8-doc' is not installed, so not removed
Package 'openjdk-8-jdk' is not installed, so not removed
Package 'openjdk-8-jdk-headless' is not installed, so not removed
Package 'openjdk-8-jre' is not installed, so not removed
Package 'openjdk-8-jre-headless' is not installed, so not removed
Package 'openjdk-8-jre-jamvm' is not installed, so not removed
Package 'openjdk-8-source' is not installed, so not removed
Package 'openjdk-8-jre-zero' is not installed, so not removed
The following packages will be REMOVED:
  linux-headers-4.10.0-28 linux-headers-4.10.0-28-generic
  linux-headers-4.13.0-31 linux-headers-4.13.0-31-generic
  linux-headers-4.13.0-32 linux-headers-4.13.0-32-generic
  linux-headers-4.13.0-36 linux-headers-4.13.0-36-generic
  linux-image-4.10.0-28-generic linux-image-4.13.0-31-generic
  linux-image-4.13.0-32-generic linux-image-4.13.0-36-generic
  linux-image-extra-4.10.0-28-generic linux-image-extra-4.13.0-31-generic
  linux-image-extra-4.13.0-32-generic linux-image-extra-4.13.0-36-generic
  linux-signed-image-4.10.0-28-generic linux-signed-image-4.13.0-31-generic
  linux-signed-image-4.13.0-32-generic linux-signed-image-4.13.0-36-generic
0 upgraded, 0 newly installed, 20 to remove and 144 not upgraded.
After this operation, 1,269 MB disk space will be freed.
Do you want to continue? [Y/n] Y
(Reading database ... 364130 files and directories currently installed.)
Removing linux-headers-4.10.0-28-generic (4.10.0-28.32~16.04.2) ...
Removing linux-headers-4.10.0-28 (4.10.0-28.32~16.04.2) ...
Removing linux-headers-4.13.0-31-generic (4.13.0-31.34~16.04.1) ...
Removing linux-headers-4.13.0-31 (4.13.0-31.34~16.04.1) ...
Removing linux-headers-4.13.0-32-generic (4.13.0-32.35~16.04.1) ...
Removing linux-headers-4.13.0-32 (4.13.0-32.35~16.04.1) ...
Removing linux-headers-4.13.0-36-generic (4.13.0-36.40~16.04.1) ...
Removing linux-headers-4.13.0-36 (4.13.0-36.40~16.04.1) ...
Removing linux-signed-image-4.10.0-28-generic (4.10.0-28.32~16.04.2) ...
Generating grub configuration file ...
Found linux image: /boot/vmlinuz-4.13.0-38-generic
Found initrd image: /boot/initrd.img-4.13.0-38-generic
Found linux image: /boot/vmlinuz-4.13.0-37-generic
Found initrd image: /boot/initrd.img-4.13.0-37-generic
Found linux image: /boot/vmlinuz-4.13.0-36-generic
Found initrd image: /boot/initrd.img-4.13.0-36-generic
Found linux image: /boot/vmlinuz-4.13.0-32-generic
Found initrd image: /boot/initrd.img-4.13.0-32-generic
Found linux image: /boot/vmlinuz-4.13.0-31-generic
Found initrd image: /boot/initrd.img-4.13.0-31-generic
Found linux image: /boot/vmlinuz-4.10.0-28-generic
Found initrd image: /boot/initrd.img-4.10.0-28-generic
Found Windows Boot Manager on /dev/nvme0n1p1@/EFI/Microsoft/Boot/bootmgfw.efi
Adding boot menu entry for EFI firmware configuration
done
Removing linux-image-extra-4.10.0-28-generic (4.10.0-28.32~16.04.2) ...
run-parts: executing /etc/kernel/postinst.d/apt-auto-removal 4.10.0-28-generic /boot/vmlinuz-4.10.0-28-generic
run-parts: executing /etc/kernel/postinst.d/initramfs-tools 4.10.0-28-generic /boot/vmlinuz-4.10.0-28-generic
update-initramfs: Generating /boot/initrd.img-4.10.0-28-generic
Adding /lib/firmware/i915/kbl_dmc_ver1_01.bin
run-parts: executing /etc/kernel/postinst.d/pm-utils 4.10.0-28-generic /boot/vmlinuz-4.10.0-28-generic
run-parts: executing /etc/kernel/postinst.d/unattended-upgrades 4.10.0-28-generic /boot/vmlinuz-4.10.0-28-generic
run-parts: executing /etc/kernel/postinst.d/update-notifier 4.10.0-28-generic /boot/vmlinuz-4.10.0-28-generic
run-parts: executing /etc/kernel/postinst.d/zz-update-grub 4.10.0-28-generic /boot/vmlinuz-4.10.0-28-generic
Generating grub configuration file ...
Found linux image: /boot/vmlinuz-4.13.0-38-generic
Found initrd image: /boot/initrd.img-4.13.0-38-generic
Found linux image: /boot/vmlinuz-4.13.0-37-generic
Found initrd image: /boot/initrd.img-4.13.0-37-generic
Found linux image: /boot/vmlinuz-4.13.0-36-generic
Found initrd image: /boot/initrd.img-4.13.0-36-generic
Found linux image: /boot/vmlinuz-4.13.0-32-generic
Found initrd image: /boot/initrd.img-4.13.0-32-generic
Found linux image: /boot/vmlinuz-4.13.0-31-generic
Found initrd image: /boot/initrd.img-4.13.0-31-generic
Found linux image: /boot/vmlinuz-4.10.0-28-generic
Found initrd image: /boot/initrd.img-4.10.0-28-generic
Found Windows Boot Manager on /dev/nvme0n1p1@/EFI/Microsoft/Boot/bootmgfw.efi
Adding boot menu entry for EFI firmware configuration
done
Removing linux-image-4.10.0-28-generic (4.10.0-28.32~16.04.2) ...
Examining /etc/kernel/postrm.d .
run-parts: executing /etc/kernel/postrm.d/initramfs-tools 4.10.0-28-generic /boot/vmlinuz-4.10.0-28-generic
update-initramfs: Deleting /boot/initrd.img-4.10.0-28-generic
run-parts: executing /etc/kernel/postrm.d/zz-update-grub 4.10.0-28-generic /boot/vmlinuz-4.10.0-28-generic
Generating grub configuration file ...
Found linux image: /boot/vmlinuz-4.13.0-38-generic
Found initrd image: /boot/initrd.img-4.13.0-38-generic
Found linux image: /boot/vmlinuz-4.13.0-37-generic
Found initrd image: /boot/initrd.img-4.13.0-37-generic
Found linux image: /boot/vmlinuz-4.13.0-36-generic
Found initrd image: /boot/initrd.img-4.13.0-36-generic
Found linux image: /boot/vmlinuz-4.13.0-32-generic
Found initrd image: /boot/initrd.img-4.13.0-32-generic
Found linux image: /boot/vmlinuz-4.13.0-31-generic
Found initrd image: /boot/initrd.img-4.13.0-31-generic
Found Windows Boot Manager on /dev/nvme0n1p1@/EFI/Microsoft/Boot/bootmgfw.efi
Adding boot menu entry for EFI firmware configuration
done
Removing linux-signed-image-4.13.0-31-generic (4.13.0-31.34~16.04.1) ...
Generating grub configuration file ...
Found linux image: /boot/vmlinuz-4.13.0-38-generic
Found initrd image: /boot/initrd.img-4.13.0-38-generic
Found linux image: /boot/vmlinuz-4.13.0-37-generic
Found initrd image: /boot/initrd.img-4.13.0-37-generic
Found linux image: /boot/vmlinuz-4.13.0-36-generic
Found initrd image: /boot/initrd.img-4.13.0-36-generic
Found linux image: /boot/vmlinuz-4.13.0-32-generic
Found initrd image: /boot/initrd.img-4.13.0-32-generic
Found linux image: /boot/vmlinuz-4.13.0-31-generic
Found initrd image: /boot/initrd.img-4.13.0-31-generic
Found Windows Boot Manager on /dev/nvme0n1p1@/EFI/Microsoft/Boot/bootmgfw.efi
Adding boot menu entry for EFI firmware configuration
done
Removing linux-image-extra-4.13.0-31-generic (4.13.0-31.34~16.04.1) ...
run-parts: executing /etc/kernel/postinst.d/apt-auto-removal 4.13.0-31-generic /boot/vmlinuz-4.13.0-31-generic
run-parts: executing /etc/kernel/postinst.d/initramfs-tools 4.13.0-31-generic /boot/vmlinuz-4.13.0-31-generic
update-initramfs: Generating /boot/initrd.img-4.13.0-31-generic
Adding /lib/firmware/i915/kbl_dmc_ver1_01.bin
run-parts: executing /etc/kernel/postinst.d/pm-utils 4.13.0-31-generic /boot/vmlinuz-4.13.0-31-generic
run-parts: executing /etc/kernel/postinst.d/unattended-upgrades 4.13.0-31-generic /boot/vmlinuz-4.13.0-31-generic
run-parts: executing /etc/kernel/postinst.d/update-notifier 4.13.0-31-generic /boot/vmlinuz-4.13.0-31-generic
run-parts: executing /etc/kernel/postinst.d/zz-update-grub 4.13.0-31-generic /boot/vmlinuz-4.13.0-31-generic
Generating grub configuration file ...
Found linux image: /boot/vmlinuz-4.13.0-38-generic
Found initrd image: /boot/initrd.img-4.13.0-38-generic
Found linux image: /boot/vmlinuz-4.13.0-37-generic
Found initrd image: /boot/initrd.img-4.13.0-37-generic
Found linux image: /boot/vmlinuz-4.13.0-36-generic
Found initrd image: /boot/initrd.img-4.13.0-36-generic
Found linux image: /boot/vmlinuz-4.13.0-32-generic
Found initrd image: /boot/initrd.img-4.13.0-32-generic
Found linux image: /boot/vmlinuz-4.13.0-31-generic
Found initrd image: /boot/initrd.img-4.13.0-31-generic
Found Windows Boot Manager on /dev/nvme0n1p1@/EFI/Microsoft/Boot/bootmgfw.efi
Adding boot menu entry for EFI firmware configuration
done
Removing linux-image-4.13.0-31-generic (4.13.0-31.34~16.04.1) ...
Examining /etc/kernel/postrm.d .
run-parts: executing /etc/kernel/postrm.d/initramfs-tools 4.13.0-31-generic /boot/vmlinuz-4.13.0-31-generic
update-initramfs: Deleting /boot/initrd.img-4.13.0-31-generic
run-parts: executing /etc/kernel/postrm.d/zz-update-grub 4.13.0-31-generic /boot/vmlinuz-4.13.0-31-generic
Generating grub configuration file ...
Found linux image: /boot/vmlinuz-4.13.0-38-generic
Found initrd image: /boot/initrd.img-4.13.0-38-generic
Found linux image: /boot/vmlinuz-4.13.0-37-generic
Found initrd image: /boot/initrd.img-4.13.0-37-generic
Found linux image: /boot/vmlinuz-4.13.0-36-generic
Found initrd image: /boot/initrd.img-4.13.0-36-generic
Found linux image: /boot/vmlinuz-4.13.0-32-generic
Found initrd image: /boot/initrd.img-4.13.0-32-generic
Found Windows Boot Manager on /dev/nvme0n1p1@/EFI/Microsoft/Boot/bootmgfw.efi
Adding boot menu entry for EFI firmware configuration
done
Removing linux-signed-image-4.13.0-32-generic (4.13.0-32.35~16.04.1) ...
Generating grub configuration file ...
Found linux image: /boot/vmlinuz-4.13.0-38-generic
Found initrd image: /boot/initrd.img-4.13.0-38-generic
Found linux image: /boot/vmlinuz-4.13.0-37-generic
Found initrd image: /boot/initrd.img-4.13.0-37-generic
Found linux image: /boot/vmlinuz-4.13.0-36-generic
Found initrd image: /boot/initrd.img-4.13.0-36-generic
Found linux image: /boot/vmlinuz-4.13.0-32-generic
Found initrd image: /boot/initrd.img-4.13.0-32-generic
Found Windows Boot Manager on /dev/nvme0n1p1@/EFI/Microsoft/Boot/bootmgfw.efi
Adding boot menu entry for EFI firmware configuration
done
Removing linux-image-extra-4.13.0-32-generic (4.13.0-32.35~16.04.1) ...
run-parts: executing /etc/kernel/postinst.d/apt-auto-removal 4.13.0-32-generic /boot/vmlinuz-4.13.0-32-generic
run-parts: executing /etc/kernel/postinst.d/initramfs-tools 4.13.0-32-generic /boot/vmlinuz-4.13.0-32-generic
update-initramfs: Generating /boot/initrd.img-4.13.0-32-generic
Adding /lib/firmware/i915/kbl_dmc_ver1_01.bin
run-parts: executing /etc/kernel/postinst.d/pm-utils 4.13.0-32-generic /boot/vmlinuz-4.13.0-32-generic
run-parts: executing /etc/kernel/postinst.d/unattended-upgrades 4.13.0-32-generic /boot/vmlinuz-4.13.0-32-generic
run-parts: executing /etc/kernel/postinst.d/update-notifier 4.13.0-32-generic /boot/vmlinuz-4.13.0-32-generic
run-parts: executing /etc/kernel/postinst.d/zz-update-grub 4.13.0-32-generic /boot/vmlinuz-4.13.0-32-generic
Generating grub configuration file ...
Found linux image: /boot/vmlinuz-4.13.0-38-generic
Found initrd image: /boot/initrd.img-4.13.0-38-generic
Found linux image: /boot/vmlinuz-4.13.0-37-generic
Found initrd image: /boot/initrd.img-4.13.0-37-generic
Found linux image: /boot/vmlinuz-4.13.0-36-generic
Found initrd image: /boot/initrd.img-4.13.0-36-generic
Found linux image: /boot/vmlinuz-4.13.0-32-generic
Found initrd image: /boot/initrd.img-4.13.0-32-generic
Found Windows Boot Manager on /dev/nvme0n1p1@/EFI/Microsoft/Boot/bootmgfw.efi
Adding boot menu entry for EFI firmware configuration
done
Removing linux-image-4.13.0-32-generic (4.13.0-32.35~16.04.1) ...
Examining /etc/kernel/postrm.d .
run-parts: executing /etc/kernel/postrm.d/initramfs-tools 4.13.0-32-generic /boot/vmlinuz-4.13.0-32-generic
update-initramfs: Deleting /boot/initrd.img-4.13.0-32-generic
run-parts: executing /etc/kernel/postrm.d/zz-update-grub 4.13.0-32-generic /boot/vmlinuz-4.13.0-32-generic
Generating grub configuration file ...
Found linux image: /boot/vmlinuz-4.13.0-38-generic
Found initrd image: /boot/initrd.img-4.13.0-38-generic
Found linux image: /boot/vmlinuz-4.13.0-37-generic
Found initrd image: /boot/initrd.img-4.13.0-37-generic
Found linux image: /boot/vmlinuz-4.13.0-36-generic
Found initrd image: /boot/initrd.img-4.13.0-36-generic
Found Windows Boot Manager on /dev/nvme0n1p1@/EFI/Microsoft/Boot/bootmgfw.efi
Adding boot menu entry for EFI firmware configuration
done
Removing linux-signed-image-4.13.0-36-generic (4.13.0-36.40~16.04.1) ...
Generating grub configuration file ...
Found linux image: /boot/vmlinuz-4.13.0-38-generic
Found initrd image: /boot/initrd.img-4.13.0-38-generic
Found linux image: /boot/vmlinuz-4.13.0-37-generic
Found initrd image: /boot/initrd.img-4.13.0-37-generic
Found linux image: /boot/vmlinuz-4.13.0-36-generic
Found initrd image: /boot/initrd.img-4.13.0-36-generic
Found Windows Boot Manager on /dev/nvme0n1p1@/EFI/Microsoft/Boot/bootmgfw.efi
Adding boot menu entry for EFI firmware configuration
done
Removing linux-image-extra-4.13.0-36-generic (4.13.0-36.40~16.04.1) ...
run-parts: executing /etc/kernel/postinst.d/apt-auto-removal 4.13.0-36-generic /boot/vmlinuz-4.13.0-36-generic
run-parts: executing /etc/kernel/postinst.d/initramfs-tools 4.13.0-36-generic /boot/vmlinuz-4.13.0-36-generic
update-initramfs: Generating /boot/initrd.img-4.13.0-36-generic
Adding /lib/firmware/i915/kbl_dmc_ver1_01.bin
run-parts: executing /etc/kernel/postinst.d/pm-utils 4.13.0-36-generic /boot/vmlinuz-4.13.0-36-generic
run-parts: executing /etc/kernel/postinst.d/unattended-upgrades 4.13.0-36-generic /boot/vmlinuz-4.13.0-36-generic
run-parts: executing /etc/kernel/postinst.d/update-notifier 4.13.0-36-generic /boot/vmlinuz-4.13.0-36-generic
run-parts: executing /etc/kernel/postinst.d/zz-update-grub 4.13.0-36-generic /boot/vmlinuz-4.13.0-36-generic
Generating grub configuration file ...
Found linux image: /boot/vmlinuz-4.13.0-38-generic
Found initrd image: /boot/initrd.img-4.13.0-38-generic
Found linux image: /boot/vmlinuz-4.13.0-37-generic
Found initrd image: /boot/initrd.img-4.13.0-37-generic
Found linux image: /boot/vmlinuz-4.13.0-36-generic
Found initrd image: /boot/initrd.img-4.13.0-36-generic
Found Windows Boot Manager on /dev/nvme0n1p1@/EFI/Microsoft/Boot/bootmgfw.efi
Adding boot menu entry for EFI firmware configuration
done
Removing linux-image-4.13.0-36-generic (4.13.0-36.40~16.04.1) ...
Examining /etc/kernel/postrm.d .
run-parts: executing /etc/kernel/postrm.d/initramfs-tools 4.13.0-36-generic /boot/vmlinuz-4.13.0-36-generic
update-initramfs: Deleting /boot/initrd.img-4.13.0-36-generic
run-parts: executing /etc/kernel/postrm.d/zz-update-grub 4.13.0-36-generic /boot/vmlinuz-4.13.0-36-generic
Generating grub configuration file ...
Found linux image: /boot/vmlinuz-4.13.0-38-generic
Found initrd image: /boot/initrd.img-4.13.0-38-generic
Found linux image: /boot/vmlinuz-4.13.0-37-generic
Found initrd image: /boot/initrd.img-4.13.0-37-generic
Found Windows Boot Manager on /dev/nvme0n1p1@/EFI/Microsoft/Boot/bootmgfw.efi
Adding boot menu entry for EFI firmware configuration
done

Poderia, por favor, me dizer o que exatamente aconteceu depois do sudo apt-autoremove. Ele bagunçou qualquer uma das partições de boot ou reconfigurou algo diferente que poderia causar problemas? Eu tenho um sistema dual boot (Windows e Ubuntu). Eu sou um noob completo no linux e segui cegamente alguns links online para instalar o java.

Respostas simples e claras serão muito apreciadas.

    
por thegreatcoder 11.04.2018 / 16:01

1 resposta

2

Despite changing the above file, it still showed me The program 'java' can be found in the following packages: error.

Você esqueceu de adicionar sua pasta bin do Oracle JAVA à sua variável $ PATH.

PATH="/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/usr/Java/jre1.8.0_161/bin"

Defina o caminho acima em /etc/environment

Em segundo lugar,

Could you please tell me what exactly has happened after sudo apt-autoremove. Has it messed up with any of the boot partitions or reconfigured something differently that might cause trouble?

O comando

sudo apt autoremove

também detecta versões antigas do kernel do Linux que não são mais necessárias e as exclui também.

Atualmente, você tem duas versões das imagens do kernel depois que o comando foi executado:

Found linux image: /boot/vmlinuz-4.13.0-38-generic
Found initrd image: /boot/initrd.img-4.13.0-38-generic
Found linux image: /boot/vmlinuz-4.13.0-37-generic
Found initrd image: /boot/initrd.img-4.13.0-37-generic

Não parece que estragou a sua partição.

Para mais: É seguro usar o comando apt-get autoremove neste cenário específico?

    
por Suraj Rao 11.04.2018 / 16:21