From within a CoreStorage pool (LVG) I gave a CoreStorage logical volume
CoreStorage LV on bla
to ZEVO.
After destroying the ZFS pool,
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macbookpro08-centrim:~ gjp22$ diskutil cs list
CoreStorage logical volume groups (3 found)
|
+-- Logical Volume Group 039C0D47-F3CF-44D3-A825-B48F01FCF334
| =========================================================
| Name: OS
| Size: 99484213248 B (99.5 GB)
| Free Space: 0 B (0 B)
| |
| +-< Physical Volume 86D2FA98-8C69-4828-B909-8312AE4A75E2
| | ----------------------------------------------------
| | Index: 0
| | Disk: disk0s5
| | Status: Online
| | Size: 99484213248 B (99.5 GB)
| |
| +-> Logical Volume Family 7AA96B8E-0E41-4C3F-9589-5FAE0C956372
| ----------------------------------------------------------
| Encryption Status: Unlocked
| Encryption Type: AES-XTS
| Conversion Status: Complete
| Conversion Direction: -none-
| Has Encrypted Extents: Yes
| Fully Secure: Yes
| Passphrase Required: Yes
| |
| +-> Logical Volume B13EE5BF-5D08-49D3-94C2-DF58AFEA1D08
| ---------------------------------------------------
| Disk: disk1
| Status: Online
| Size (Total): 99165437952 B (99.2 GB)
| Size (Converted): -none-
| Revertible: No
| LV Name: OS
| Volume Name: OS
| Content Hint: Apple_HFS
|
+-- Logical Volume Group 902434C9-0131-4E3A-AE15-2B8B938087AD
| =========================================================
| Name: gjp22-cs
| Size: 616336003072 B (616.3 GB)
| Free Space: 0 B (0 B)
| |
| +-< Physical Volume 179AADE6-34F1-404C-A994-9FD99C881BA6
| | ----------------------------------------------------
| | Index: 0
| | Disk: disk0s7
| | Status: Online
| | Size: 616336003072 B (616.3 GB)
| |
| +-> Logical Volume Family FFCE2FAF-BE8E-4FEF-9F3E-E221C6CBCA11
| ----------------------------------------------------------
| Encryption Status: Unlocked
| Encryption Type: AES-XTS
| Conversion Status: Complete
| Conversion Direction: -none-
| Has Encrypted Extents: Yes
| Fully Secure: Yes
| Passphrase Required: Yes
| |
| +-> Logical Volume 0CFAFD38-E79B-40AC-A4BE-63296E6B4331
| ---------------------------------------------------
| Disk: disk2
| Status: Online
| Size (Total): 616017227776 B (616.0 GB)
| Size (Converted): -none-
| Revertible: No
| LV Name: gjp22-cs
| Content Hint: Apple_HFS
|
+-- Logical Volume Group 8E49E613-E2ED-48E4-BF7C-52689406EB2C
=========================================================
Name: bla
Size: 3679412224 B (3.7 GB)
Free Space: 1360633856 B (1.4 GB)
|
+-< Physical Volume 36F93DBD-C3F4-42E3-A85C-E955D0C45757
| ----------------------------------------------------
| Index: 0
| Disk: disk5s2
| Status: Online
| Size: 3679412224 B (3.7 GB)
|
+-> Logical Volume Family 39954635-A709-480A-91C4-C7C0BF812D4F
----------------------------------------------------------
Encryption Status: Unlocked
Encryption Type: None
Conversion Status: NoConversion
Conversion Direction: -none-
Has Encrypted Extents: No
Fully Secure: No
Passphrase Required: No
|
+-> Logical Volume 79A6BA9D-2766-4900-86DC-E36F09220C2C
---------------------------------------------------
Disk: disk6
Status: Online
Size (Total): 2000003072 B (2.0 GB)
Size (Converted): -none-
Revertible: No
LV Name: CoreStorage LV on bla
Content Hint: Apple_HFS
The problem
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macbookpro08-centrim:~ gjp22$ diskutil cs deleteLVG 8E49E613-E2ED-48E4-BF7C-52689406EB2C
Started CoreStorage operation
Ejecting Logical Volumes
The volume "(null)" on disk6 couldn't be unmounted
Error: -69886: Invalid request
Disk Utility can not partition the disk, can not remove any partition.
Additional information
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macbookpro08-centrim:~ gjp22$ mount
/dev/disk1 on / (hfs, local, journaled)
devfs on /dev (devfs, local, nobrowse)
/dev/disk0s2 on /Volumes/swap (hfs, local, journaled)
/dev/disk0s4 on /Volumes/spare (hfs, local, journaled)
map -hosts on /net (autofs, nosuid, automounted, nobrowse)
map auto_home on /home (autofs, automounted, nobrowse)
AFS on /afs (afs)
/dev/disk3 on /Volumes/gjp22 (zfs, local, journaled, noatime)
/dev/disk4s1 on /Volumes/THICKO (msdos, local, nodev, nosuid, noowners)
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macbookpro08-centrim:~ gjp22$ diskutil info disk6
Device Identifier: disk6
Device Node: /dev/disk6
Part of Whole: disk6
Device / Media Name: bla
Volume Name: Not applicable (no file system)
Mounted: Not applicable (no file system)
File System: None
Content (IOContent): GUID_partition_scheme
OS Can Be Installed: No
Media Type: Generic
Protocol: USB
SMART Status: Not Supported
Total Size: 2.0 GB (2000003072 Bytes) (exactly 3906256 512-Byte-Blocks)
Volume Free Space: Not applicable (no file system)
Device Block Size: 512 Bytes
Read-Only Media: No
Read-Only Volume: Not applicable (no file system)
Ejectable: Yes
Whole: Yes
Internal: No
OS 9 Drivers: No
Low Level Format: Not supported
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macbookpro08-centrim:~ gjp22$ diskutil list
/dev/disk0
#: TYPE NAME SIZE IDENTIFIER
0: GUID_partition_scheme *750.2 GB disk0
1: EFI 209.7 MB disk0s1
2: Apple_HFS swap 32.0 GB disk0s2
3: FFFFFFFF-FFFF-FFFF-FFFF-FFFFFFFFFFFF 536.9 MB disk0s3
4: Apple_HFS spare 671.1 MB disk0s4
5: Apple_CoreStorage 99.5 GB disk0s5
6: Apple_Boot Boot OS X 650.0 MB disk0s6
7: Apple_CoreStorage 616.3 GB disk0s7
8: Apple_Boot Boot OS X 134.2 MB disk0s8
/dev/disk1
#: TYPE NAME SIZE IDENTIFIER
0: Apple_HFS OS *99.2 GB disk1
/dev/disk2
#: TYPE NAME SIZE IDENTIFIER
0: GUID_partition_scheme *616.0 GB disk2
1: EFI 209.7 MB disk2s1
2: ZFS 615.7 GB disk2s2
/dev/disk3
#: TYPE NAME SIZE IDENTIFIER
0: zfs_pool_proxy gjp22 *614.2 GB disk3
/dev/disk4
#: TYPE NAME SIZE IDENTIFIER
0: FDisk_partition_scheme *4.0 GB disk4
1: Windows_FAT_32 THICKO 4.0 GB disk4s1
/dev/disk5
#: TYPE NAME SIZE IDENTIFIER
0: GUID_partition_scheme *4.0 GB disk5
1: EFI 209.7 MB disk5s1
2: Apple_CoreStorage 3.7 GB disk5s2
3: Apple_Boot Boot OS X 134.2 MB disk5s3
/dev/disk6
#: TYPE NAME SIZE IDENTIFIER
0: GUID_partition_scheme *2.0 GB disk6
1: ZFS 1.9 GB disk6s1
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macbookpro08-centrim:~ gjp22$ zpool list
NAME SIZE ALLOC FREE CAP HEALTH ALTROOT
gjp22 572Gi 380Gi 192Gi 66% ONLINE -
macbookpro08-centrim:~ gjp22$ sudo zpool showdisks
Password:
DISK DEVICE SIZE CONNECTION DESCRIPTION
/dev/disk4 3.73GiB USB Verbatim STORE N GO Media
/dev/disk6 1.86GiB USB bla
Workaround
Use Disk Utility to erase just the volume.
Erasure unexpectedly affects more than the volume; it destroys the CoreStorage logical volume group.
Result:
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macbookpro08-centrim:~ gjp22$ diskutil list
/dev/disk0
#: TYPE NAME SIZE IDENTIFIER
0: GUID_partition_scheme *750.2 GB disk0
1: EFI 209.7 MB disk0s1
2: Apple_HFS swap 32.0 GB disk0s2
3: FFFFFFFF-FFFF-FFFF-FFFF-FFFFFFFFFFFF 536.9 MB disk0s3
4: Apple_HFS spare 671.1 MB disk0s4
5: Apple_CoreStorage 99.5 GB disk0s5
6: Apple_Boot Boot OS X 650.0 MB disk0s6
7: Apple_CoreStorage 616.3 GB disk0s7
8: Apple_Boot Boot OS X 134.2 MB disk0s8
/dev/disk1
#: TYPE NAME SIZE IDENTIFIER
0: Apple_HFS OS *99.2 GB disk1
/dev/disk2
#: TYPE NAME SIZE IDENTIFIER
0: GUID_partition_scheme *616.0 GB disk2
1: EFI 209.7 MB disk2s1
2: ZFS 615.7 GB disk2s2
/dev/disk3
#: TYPE NAME SIZE IDENTIFIER
0: zfs_pool_proxy gjp22 *614.2 GB disk3
/dev/disk4
#: TYPE NAME SIZE IDENTIFIER
0: FDisk_partition_scheme *4.0 GB disk4
1: Windows_FAT_32 THICKO 4.0 GB disk4s1
/dev/disk5
#: TYPE NAME SIZE IDENTIFIER
0: GUID_partition_scheme *4.0 GB disk5
1: EFI 209.7 MB disk5s1
2: Apple_HFS CoreStorage LV on bla 3.7 GB disk5s2