diskutil list shows 20 disk partitions, I only know 3, what are the rest?FFFFFFFF problem with hybrid...
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diskutil list shows 20 disk partitions, I only know 3, what are the rest?
FFFFFFFF problem with hybrid partitioned drive, not able to fix with the guide in other topicsMacBook Pro - can't boot into Windows, how to fix the MBR?Why do I have /Volumes/Storage Drive?I think I messed up the Fusion Drive on my 1TB iMac (with BootCamp)Install rEFInd on another partitionBoot Camp failed and reduced Macintosh HD partition from 3TB to 1,46TBCannot Repair Macintosh HD, after loading into OSX, it become a [X]Messed up 1TB Fusion Drive Partitions (on iMac 5K) - 100% Disk Space usedSluggish 2013 21.5" El Capitan iMacMounting an external hard disk clone that shares the same partition GUIDs as the source/host hard diskMy Fusion Drive Partitioning Seems Wrong/Strange/WonkyHow to fix “error: no room for the backup header”
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Following the post FFFFFFFF problem with hybrid partitioned drive, not able to fix with the guide in other topics, diskutil list
gives me the following big list of disk partitions, what are the /dev/disk3 to /dev/disk20, can I delete them, and how?
-bash-3.2# diskutil list
/dev/disk0 (internal, physical):
#: TYPE NAME SIZE IDENTIFIER
0: GUID_partition_scheme *251.0 GB disk0
1: EFI EFI 209.7 MB disk0s1
2: FFFFFFFF-FFFF-FFFF-FFFF-FFFFFFFFFFFF 217.0 GB disk0s2
3: Microsoft Basic Data BOOTCAMP 33.8 GB disk0s3
/dev/disk1 (external, physical):
#: TYPE NAME SIZE IDENTIFIER
0: GUID_partition_scheme *16.0 GB disk1
1: EFI EFI 209.7 MB disk1s1
2: Apple_HFS Install macOS Mojave 15.7 GB disk1s2
/dev/disk2 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: GUID_partition_scheme +2.1 GB disk2
1: Apple_HFS OS X Base System 2.0 GB disk2s1
/dev/disk3 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +5.2 MB disk3
/dev/disk4 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +524.3 KB disk4
/dev/disk5 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +524.3 KB disk5
/dev/disk6 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +524.3 KB disk6
/dev/disk7 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +2.1 MB disk7
/dev/disk8 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +524.3 KB disk8
/dev/disk9 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +524.3 KB disk9
/dev/disk10 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +12.6 MB disk10
/dev/disk11 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +4.2 MB disk11
/dev/disk12 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +1.0 MB disk12
/dev/disk13 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +2.1 MB disk13
/dev/disk14 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +524.3 KB disk14
/dev/disk15 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +524.3 KB disk15
/dev/disk16 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +1.0 MB disk16
/dev/disk17 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +6.3 MB disk17
/dev/disk18 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +6.3 MB disk18
/dev/disk19 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +524.3 KB disk19
/dev/disk20 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +2.1 MB disk20
-bash-3.2# gpt -r show disk0
gpt show: disk0: Suspicious MBR at sector 0
start size index contents
0 1 MBR
1 1 Pri GPT header
2 32 Pri GPT table
34 6
40 409600 1 GPT part - C12A7328-F81F-11D2-BA4B-00A0C93EC93B
409640 423829464 2 GPT part - FFFFFFFF-FFFF-FFFF-FFFF-FFFFFFFFFFFF
424239104 65994752 3 GPT part - EBD0A0A2-B9E5-4433-87C0-68B6B72699C7
490233856 863
490234719 32 Sec GPT table
490234751 1 Sec GPT header
-bash-3.2#
hard-drive disk-utility partition
New contributor
answersun is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.
add a comment |
Following the post FFFFFFFF problem with hybrid partitioned drive, not able to fix with the guide in other topics, diskutil list
gives me the following big list of disk partitions, what are the /dev/disk3 to /dev/disk20, can I delete them, and how?
-bash-3.2# diskutil list
/dev/disk0 (internal, physical):
#: TYPE NAME SIZE IDENTIFIER
0: GUID_partition_scheme *251.0 GB disk0
1: EFI EFI 209.7 MB disk0s1
2: FFFFFFFF-FFFF-FFFF-FFFF-FFFFFFFFFFFF 217.0 GB disk0s2
3: Microsoft Basic Data BOOTCAMP 33.8 GB disk0s3
/dev/disk1 (external, physical):
#: TYPE NAME SIZE IDENTIFIER
0: GUID_partition_scheme *16.0 GB disk1
1: EFI EFI 209.7 MB disk1s1
2: Apple_HFS Install macOS Mojave 15.7 GB disk1s2
/dev/disk2 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: GUID_partition_scheme +2.1 GB disk2
1: Apple_HFS OS X Base System 2.0 GB disk2s1
/dev/disk3 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +5.2 MB disk3
/dev/disk4 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +524.3 KB disk4
/dev/disk5 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +524.3 KB disk5
/dev/disk6 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +524.3 KB disk6
/dev/disk7 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +2.1 MB disk7
/dev/disk8 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +524.3 KB disk8
/dev/disk9 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +524.3 KB disk9
/dev/disk10 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +12.6 MB disk10
/dev/disk11 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +4.2 MB disk11
/dev/disk12 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +1.0 MB disk12
/dev/disk13 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +2.1 MB disk13
/dev/disk14 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +524.3 KB disk14
/dev/disk15 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +524.3 KB disk15
/dev/disk16 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +1.0 MB disk16
/dev/disk17 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +6.3 MB disk17
/dev/disk18 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +6.3 MB disk18
/dev/disk19 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +524.3 KB disk19
/dev/disk20 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +2.1 MB disk20
-bash-3.2# gpt -r show disk0
gpt show: disk0: Suspicious MBR at sector 0
start size index contents
0 1 MBR
1 1 Pri GPT header
2 32 Pri GPT table
34 6
40 409600 1 GPT part - C12A7328-F81F-11D2-BA4B-00A0C93EC93B
409640 423829464 2 GPT part - FFFFFFFF-FFFF-FFFF-FFFF-FFFFFFFFFFFF
424239104 65994752 3 GPT part - EBD0A0A2-B9E5-4433-87C0-68B6B72699C7
490233856 863
490234719 32 Sec GPT table
490234751 1 Sec GPT header
-bash-3.2#
hard-drive disk-utility partition
New contributor
answersun is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.
add a comment |
Following the post FFFFFFFF problem with hybrid partitioned drive, not able to fix with the guide in other topics, diskutil list
gives me the following big list of disk partitions, what are the /dev/disk3 to /dev/disk20, can I delete them, and how?
-bash-3.2# diskutil list
/dev/disk0 (internal, physical):
#: TYPE NAME SIZE IDENTIFIER
0: GUID_partition_scheme *251.0 GB disk0
1: EFI EFI 209.7 MB disk0s1
2: FFFFFFFF-FFFF-FFFF-FFFF-FFFFFFFFFFFF 217.0 GB disk0s2
3: Microsoft Basic Data BOOTCAMP 33.8 GB disk0s3
/dev/disk1 (external, physical):
#: TYPE NAME SIZE IDENTIFIER
0: GUID_partition_scheme *16.0 GB disk1
1: EFI EFI 209.7 MB disk1s1
2: Apple_HFS Install macOS Mojave 15.7 GB disk1s2
/dev/disk2 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: GUID_partition_scheme +2.1 GB disk2
1: Apple_HFS OS X Base System 2.0 GB disk2s1
/dev/disk3 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +5.2 MB disk3
/dev/disk4 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +524.3 KB disk4
/dev/disk5 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +524.3 KB disk5
/dev/disk6 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +524.3 KB disk6
/dev/disk7 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +2.1 MB disk7
/dev/disk8 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +524.3 KB disk8
/dev/disk9 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +524.3 KB disk9
/dev/disk10 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +12.6 MB disk10
/dev/disk11 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +4.2 MB disk11
/dev/disk12 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +1.0 MB disk12
/dev/disk13 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +2.1 MB disk13
/dev/disk14 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +524.3 KB disk14
/dev/disk15 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +524.3 KB disk15
/dev/disk16 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +1.0 MB disk16
/dev/disk17 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +6.3 MB disk17
/dev/disk18 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +6.3 MB disk18
/dev/disk19 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +524.3 KB disk19
/dev/disk20 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +2.1 MB disk20
-bash-3.2# gpt -r show disk0
gpt show: disk0: Suspicious MBR at sector 0
start size index contents
0 1 MBR
1 1 Pri GPT header
2 32 Pri GPT table
34 6
40 409600 1 GPT part - C12A7328-F81F-11D2-BA4B-00A0C93EC93B
409640 423829464 2 GPT part - FFFFFFFF-FFFF-FFFF-FFFF-FFFFFFFFFFFF
424239104 65994752 3 GPT part - EBD0A0A2-B9E5-4433-87C0-68B6B72699C7
490233856 863
490234719 32 Sec GPT table
490234751 1 Sec GPT header
-bash-3.2#
hard-drive disk-utility partition
New contributor
answersun is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.
Following the post FFFFFFFF problem with hybrid partitioned drive, not able to fix with the guide in other topics, diskutil list
gives me the following big list of disk partitions, what are the /dev/disk3 to /dev/disk20, can I delete them, and how?
-bash-3.2# diskutil list
/dev/disk0 (internal, physical):
#: TYPE NAME SIZE IDENTIFIER
0: GUID_partition_scheme *251.0 GB disk0
1: EFI EFI 209.7 MB disk0s1
2: FFFFFFFF-FFFF-FFFF-FFFF-FFFFFFFFFFFF 217.0 GB disk0s2
3: Microsoft Basic Data BOOTCAMP 33.8 GB disk0s3
/dev/disk1 (external, physical):
#: TYPE NAME SIZE IDENTIFIER
0: GUID_partition_scheme *16.0 GB disk1
1: EFI EFI 209.7 MB disk1s1
2: Apple_HFS Install macOS Mojave 15.7 GB disk1s2
/dev/disk2 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: GUID_partition_scheme +2.1 GB disk2
1: Apple_HFS OS X Base System 2.0 GB disk2s1
/dev/disk3 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +5.2 MB disk3
/dev/disk4 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +524.3 KB disk4
/dev/disk5 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +524.3 KB disk5
/dev/disk6 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +524.3 KB disk6
/dev/disk7 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +2.1 MB disk7
/dev/disk8 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +524.3 KB disk8
/dev/disk9 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +524.3 KB disk9
/dev/disk10 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +12.6 MB disk10
/dev/disk11 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +4.2 MB disk11
/dev/disk12 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +1.0 MB disk12
/dev/disk13 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +2.1 MB disk13
/dev/disk14 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +524.3 KB disk14
/dev/disk15 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +524.3 KB disk15
/dev/disk16 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +1.0 MB disk16
/dev/disk17 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +6.3 MB disk17
/dev/disk18 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +6.3 MB disk18
/dev/disk19 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +524.3 KB disk19
/dev/disk20 (disk image):
#: TYPE NAME SIZE IDENTIFIER
0: untitled +2.1 MB disk20
-bash-3.2# gpt -r show disk0
gpt show: disk0: Suspicious MBR at sector 0
start size index contents
0 1 MBR
1 1 Pri GPT header
2 32 Pri GPT table
34 6
40 409600 1 GPT part - C12A7328-F81F-11D2-BA4B-00A0C93EC93B
409640 423829464 2 GPT part - FFFFFFFF-FFFF-FFFF-FFFF-FFFFFFFFFFFF
424239104 65994752 3 GPT part - EBD0A0A2-B9E5-4433-87C0-68B6B72699C7
490233856 863
490234719 32 Sec GPT table
490234751 1 Sec GPT header
-bash-3.2#
hard-drive disk-utility partition
hard-drive disk-utility partition
New contributor
answersun is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.
New contributor
answersun is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.
New contributor
answersun is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.
asked 17 hours ago
answersunanswersun
405
405
New contributor
answersun is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.
New contributor
answersun is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.
answersun is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.
add a comment |
add a comment |
1 Answer
1
active
oldest
votes
I presume you’re running diskutil list
from the Recovery environment. These disks are not real disks, shown by the ‘disk image’ phrase appended to the name of the disk. They are used to support Recovery as temporary read/write areas separate from the main HD.
Just boot back to a normal OS installation and running diskutil list
will not show these disks as they are not necessary for normal functioning in a fully booted macOS.
Yes, thediskutil list
result was from recovery environment (booted in macOS installation disk), so it is normal and I don't need to worry about it?
– answersun
16 hours ago
@answersun Yes it's perfectly normal in the recovery environment.
– grg♦
16 hours ago
Thank you for your information @grg, I'll accept your answer.
– answersun
16 hours ago
It should be made clear that a list of discs is not a list of disc partitions.
– JdeBP
12 hours ago
add a comment |
1 Answer
1
active
oldest
votes
1 Answer
1
active
oldest
votes
active
oldest
votes
active
oldest
votes
I presume you’re running diskutil list
from the Recovery environment. These disks are not real disks, shown by the ‘disk image’ phrase appended to the name of the disk. They are used to support Recovery as temporary read/write areas separate from the main HD.
Just boot back to a normal OS installation and running diskutil list
will not show these disks as they are not necessary for normal functioning in a fully booted macOS.
Yes, thediskutil list
result was from recovery environment (booted in macOS installation disk), so it is normal and I don't need to worry about it?
– answersun
16 hours ago
@answersun Yes it's perfectly normal in the recovery environment.
– grg♦
16 hours ago
Thank you for your information @grg, I'll accept your answer.
– answersun
16 hours ago
It should be made clear that a list of discs is not a list of disc partitions.
– JdeBP
12 hours ago
add a comment |
I presume you’re running diskutil list
from the Recovery environment. These disks are not real disks, shown by the ‘disk image’ phrase appended to the name of the disk. They are used to support Recovery as temporary read/write areas separate from the main HD.
Just boot back to a normal OS installation and running diskutil list
will not show these disks as they are not necessary for normal functioning in a fully booted macOS.
Yes, thediskutil list
result was from recovery environment (booted in macOS installation disk), so it is normal and I don't need to worry about it?
– answersun
16 hours ago
@answersun Yes it's perfectly normal in the recovery environment.
– grg♦
16 hours ago
Thank you for your information @grg, I'll accept your answer.
– answersun
16 hours ago
It should be made clear that a list of discs is not a list of disc partitions.
– JdeBP
12 hours ago
add a comment |
I presume you’re running diskutil list
from the Recovery environment. These disks are not real disks, shown by the ‘disk image’ phrase appended to the name of the disk. They are used to support Recovery as temporary read/write areas separate from the main HD.
Just boot back to a normal OS installation and running diskutil list
will not show these disks as they are not necessary for normal functioning in a fully booted macOS.
I presume you’re running diskutil list
from the Recovery environment. These disks are not real disks, shown by the ‘disk image’ phrase appended to the name of the disk. They are used to support Recovery as temporary read/write areas separate from the main HD.
Just boot back to a normal OS installation and running diskutil list
will not show these disks as they are not necessary for normal functioning in a fully booted macOS.
edited 7 hours ago
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
bmike♦
163k46293634
163k46293634
answered 16 hours ago


grg♦grg
139k25221327
139k25221327
Yes, thediskutil list
result was from recovery environment (booted in macOS installation disk), so it is normal and I don't need to worry about it?
– answersun
16 hours ago
@answersun Yes it's perfectly normal in the recovery environment.
– grg♦
16 hours ago
Thank you for your information @grg, I'll accept your answer.
– answersun
16 hours ago
It should be made clear that a list of discs is not a list of disc partitions.
– JdeBP
12 hours ago
add a comment |
Yes, thediskutil list
result was from recovery environment (booted in macOS installation disk), so it is normal and I don't need to worry about it?
– answersun
16 hours ago
@answersun Yes it's perfectly normal in the recovery environment.
– grg♦
16 hours ago
Thank you for your information @grg, I'll accept your answer.
– answersun
16 hours ago
It should be made clear that a list of discs is not a list of disc partitions.
– JdeBP
12 hours ago
Yes, the
diskutil list
result was from recovery environment (booted in macOS installation disk), so it is normal and I don't need to worry about it?– answersun
16 hours ago
Yes, the
diskutil list
result was from recovery environment (booted in macOS installation disk), so it is normal and I don't need to worry about it?– answersun
16 hours ago
@answersun Yes it's perfectly normal in the recovery environment.
– grg♦
16 hours ago
@answersun Yes it's perfectly normal in the recovery environment.
– grg♦
16 hours ago
Thank you for your information @grg, I'll accept your answer.
– answersun
16 hours ago
Thank you for your information @grg, I'll accept your answer.
– answersun
16 hours ago
It should be made clear that a list of discs is not a list of disc partitions.
– JdeBP
12 hours ago
It should be made clear that a list of discs is not a list of disc partitions.
– JdeBP
12 hours ago
add a comment |