Updating Grub
I'm trying to update the grub so i can have two OS on this machine! i'm trying to make appear a row on the grub entry and i'm no getting it! Here's some of the outputs that i'm getting:
sudo grub-install /dev/sda2
Installing for x86_64-efi platform.
Installation finished. No error reported.
sudo update-grub
Generating grub configuration file ...
Found linux image: /boot/vmlinuz-4.10.0-19-generic
Found initrd image: /boot/initrd.img-4.10.0-19-generic
Adding boot menu entry for EFI firmware configuration
done
sudo fdisk -l
Disk /dev/sda: 223,6 GiB, 240057409536 bytes, 468862128 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes
Disklabel type: dos
Disk identifier: 0x4f3e687f
Device Boot Start End Sectors Size Id Type
/dev/sda1 * 2048 1026047 1024000 500M 7 HPFS/NTFS/exFAT
/dev/sda2 1026048 468858879 467832832 223,1G 7 HPFS/NTFS/exFAT
Disk /dev/sdb: 931,5 GiB, 1000204886016 bytes, 1953525168 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes
Disklabel type: gpt
Disk identifier: 639A1F6F-2B2A-40D4-896C-6CC8B9CA42C6
Device Start End Sectors Size Type
/dev/sdb1 34 262177 262144 128M Microsoft reserved
/dev/sdb2 264192 1953523711 1953259520 931,4G Microsoft basic data
Partition 1 does not start on physical sector boundary.
Disk /dev/sdc: 298,1 GiB, 320072933376 bytes, 625142448 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disklabel type: gpt
Disk identifier: C1341E80-9CF0-4A92-B4E1-BA5B04FB5415
Device Start End Sectors Size Type
/dev/sdc1 2048 1050623 1048576 512M EFI System
/dev/sdc2 1050624 625141759 624091136 297,6G Linux filesystem
I'm having a boot flag on dev/sda1, i'm viewing the files on it (i think)! i'm wondering if the boot flag is on the correct device! How can i add that disk to the grub menu on startup?
Comments
-
@LinuxSearch said:
I'm trying to update the grub so i can have two OS on this machine! i'm trying to make appear a row on the grub entry and i'm no getting it! Here's some of the outputs that i'm getting:sudo grub-install /dev/sda2
Installing for x86_64-efi platform.
Installation finished. No error reported.
sudo update-grub
Generating grub configuration file ...
Found linux image: /boot/vmlinuz-4.10.0-19-generic
Found initrd image: /boot/initrd.img-4.10.0-19-generic
Adding boot menu entry for EFI firmware configuration
done
sudo fdisk -l
Disk /dev/sda: 223,6 GiB, 240057409536 bytes, 468862128 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes
Disklabel type: dos
Disk identifier: 0x4f3e687f
Device Boot Start End Sectors Size Id Type
/dev/sda1 * 2048 1026047 1024000 500M 7 HPFS/NTFS/exFAT
/dev/sda2 1026048 468858879 467832832 223,1G 7 HPFS/NTFS/exFAT
Disk /dev/sdb: 931,5 GiB, 1000204886016 bytes, 1953525168 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes
Disklabel type: gpt
Disk identifier: 639A1F6F-2B2A-40D4-896C-6CC8B9CA42C6
Device Start End Sectors Size Type
/dev/sdb1 34 262177 262144 128M Microsoft reserved
/dev/sdb2 264192 1953523711 1953259520 931,4G Microsoft basic data
Partition 1 does not start on physical sector boundary.
Disk /dev/sdc: 298,1 GiB, 320072933376 bytes, 625142448 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disklabel type: gpt
Disk identifier: C1341E80-9CF0-4A92-B4E1-BA5B04FB5415
Device Start End Sectors Size Type
/dev/sdc1 2048 1050623 1048576 512M EFI System
/dev/sdc2 1050624 625141759 624091136 297,6G Linux filesystem
I'm having a boot flag on dev/sda1, i'm viewing the files on it (i think)! i'm wondering if the boot flag is on the correct device! How can i add that disk to the grub menu on startup?
Thanks for this so much, was stuck but this cleared everything up.
Regards,
Shane0 -
@LinuxSearch said:
I'm trying to update the grub so i can have two OS on this machine! i'm trying to make appear a row on the grub entry and i'm no getting it! Here's some of the outputs that i'm getting:sudo grub-install /dev/sda2
Installing for x86_64-efi platform.
Installation usps tracking finished. No error reported.
sudo update-grub
Generating grub configuration file ...
Found linux image: /boot/vmlinuz-4.10.0-19-generic
Found initrd image: /boot/initrd.img-4.10.0-19-generic
Adding boot menu entry for EFI firmware configuration
done
sudo fdisk -l
Disk /dev/sda: 223,6 GiB, 240057409536 bytes, 468862128 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes
Disklabel type: dos
Disk identifier: 0x4f3e687f
Device Boot Start End Sectors Size Id Type
/dev/sda1 * 2048 1026047 1024000 500M 7 HPFS/NTFS/exFAT
/dev/sda2 1026048 468858879 467832832 223,1G 7 HPFS/NTFS/exFAT
Disk /dev/sdb: 931,5 GiB, 1000204886016 bytes, 1953525168 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes
Disklabel type: gpt
Disk identifier: 639A1F6F-2B2A-40D4-896C-6CC8B9CA42C6
Device Start End Sectors Size Type
/dev/sdb1 34 262177 262144 128M Microsoft reserved
/dev/sdb2 264192 1953523711 1953259520 931,4G Microsoft basic data
Partition 1 does not start on physical sector boundary.
Disk /dev/sdc: 298,1 GiB, 320072933376 bytes, 625142448 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disklabel type: gpt
Disk identifier: C1341E80-9CF0-4A92-B4E1-BA5B04FB5415
Device Start End Sectors Size Type
/dev/sdc1 2048 1050623 1048576 512M EFI System
/dev/sdc2 1050624 625141759 624091136 297,6G Linux filesystem
I'm having a boot flag on dev/sda1, i'm viewing the files on it (i think)! i'm wondering if the boot flag is on the correct device! How can i add that disk to the grub menu on startup?
Thanks for the help..
Regards,
Shane0
Categories
- 10.1K All Categories
- 35 LFX Mentorship
- 88 LFX Mentorship: Linux Kernel
- 504 Linux Foundation Boot Camps
- 279 Cloud Engineer Boot Camp
- 103 Advanced Cloud Engineer Boot Camp
- 48 DevOps Engineer Boot Camp
- 41 Cloud Native Developer Boot Camp
- 2 Express Training Courses
- 2 Express Courses - Discussion Forum
- 1.7K Training Courses
- 17 LFC110 Class Forum
- 5 LFC131 Class Forum
- 19 LFD102 Class Forum
- 148 LFD103 Class Forum
- 12 LFD121 Class Forum
- 61 LFD201 Class Forum
- LFD210 Class Forum
- 1 LFD213 Class Forum - Discontinued
- 128 LFD232 Class Forum
- 23 LFD254 Class Forum
- 569 LFD259 Class Forum
- 100 LFD272 Class Forum
- 1 LFD272-JP クラス フォーラム
- 1 LFS145 Class Forum
- 23 LFS200 Class Forum
- 739 LFS201 Class Forum
- 1 LFS201-JP クラス フォーラム
- 1 LFS203 Class Forum
- 45 LFS207 Class Forum
- 298 LFS211 Class Forum
- 53 LFS216 Class Forum
- 46 LFS241 Class Forum
- 41 LFS242 Class Forum
- 37 LFS243 Class Forum
- 10 LFS244 Class Forum
- 27 LFS250 Class Forum
- 1 LFS250-JP クラス フォーラム
- 131 LFS253 Class Forum
- 995 LFS258 Class Forum
- 10 LFS258-JP クラス フォーラム
- 87 LFS260 Class Forum
- 126 LFS261 Class Forum
- 31 LFS262 Class Forum
- 79 LFS263 Class Forum
- 15 LFS264 Class Forum
- 10 LFS266 Class Forum
- 17 LFS267 Class Forum
- 17 LFS268 Class Forum
- 21 LFS269 Class Forum
- 200 LFS272 Class Forum
- 1 LFS272-JP クラス フォーラム
- 212 LFW211 Class Forum
- 153 LFW212 Class Forum
- 899 Hardware
- 217 Drivers
- 74 I/O Devices
- 44 Monitors
- 115 Multimedia
- 208 Networking
- 101 Printers & Scanners
- 85 Storage
- 749 Linux Distributions
- 88 Debian
- 64 Fedora
- 14 Linux Mint
- 13 Mageia
- 24 openSUSE
- 133 Red Hat Enterprise
- 33 Slackware
- 13 SUSE Enterprise
- 355 Ubuntu
- 473 Linux System Administration
- 38 Cloud Computing
- 69 Command Line/Scripting
- Github systems admin projects
- 94 Linux Security
- 77 Network Management
- 108 System Management
- 49 Web Management
- 63 Mobile Computing
- 22 Android
- 27 Development
- 1.2K New to Linux
- 1.1K Getting Started with Linux
- 528 Off Topic
- 127 Introductions
- 213 Small Talk
- 20 Study Material
- 794 Programming and Development
- 262 Kernel Development
- 498 Software Development
- 923 Software
- 258 Applications
- 182 Command Line
- 2 Compiling/Installing
- 76 Games
- 316 Installation
- 53 All In Program
- 53 All In Forum
Upcoming Training
-
August 20, 2018
Kubernetes Administration (LFS458)
-
August 20, 2018
Linux System Administration (LFS301)
-
August 27, 2018
Open Source Virtualization (LFS462)
-
August 27, 2018
Linux Kernel Debugging and Security (LFD440)