Apple Core Storage (sometimes referred to as coreStorage or CoreStorage) maintains a world of virtual disks that can provide the user with flexibility in allocating their hardware.

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CoreStorageFamily::unlockVEKs() failed to unwrap the vek, status = e00002bc

I have a filevault2 disk with two partition. One is the boot partition, the other contains data, both are encrypted. Today, after installing the latest 10.8 update (10.8.4 I guess), the computer ...
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Is it possible to have multiple filevault2-activated partitions on one disk?

What I would like to have: A disk with the following systems on it: OS X 10.8 (FV2-encrypted) OS X 10.9 (FV2-encrypted) Windows 7 When I try to start FV2-encryption on my secondary partition, OS X ...
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446 views

What's the significance of non-checkpoint transactions in Core Storage?

Often in output from fsck_cs(8) – typically in the window of Disk Utility in Lion and Mountain Lion, whilst verifying or repairing something in Core Storage world: Incorporate 1 newer non-checkpoint ...
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What should I do to restore my computer's hard drive to how it was before I partitioned it? (and do I need to?)

For a few months, I used the hard drive on my iMac to do Time Machine backups for my MacBook until I got a Time Capsule. Since Time Machine refused to back up directly to the iMac's HD, I partitioned ...
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Where does a Fusion Drive store Time Machine local backups? Should I disable local backups?

Time Machine in OS X does store local backups (snapshots) on the local harddrive if you have Time Machine enabled. Even if you backup regularly, the size of the local backups increases steadily. In a ...
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Fixing a failed full disk Core Storage encryption

I selected the encrypt disk option from the Finder initially, but after several days without progress (I checked diskutil cs list and it didn't show that it was either encrypted or converting) I ...
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Can I have both a case-insensitive system volume and a case-sensitive volume within an encrypted CoreStorage volume?

( seems possibly related to Is it possible to have multiple filevault2-activated partitions on one disk? ) I have a MBP with a single internal SSD and I'd like: to have everything on the disk ...
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Delete a Corrupt CoreStorage Partition

I created a partition on my iMac i7 w/Fusion and Mavericks, and somehow it got corrupted. It is inaccessible (appears blue in disk utility). I need to delete it, but I can't from Disk Utility. Any ...
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Unable to create new partition with Disk Utility on external drive

I'm trying to create space on an external drive to clone my mac as a bootable volume with CCC. With Disk Utility I cannot modify it for some reason (probably because the same disk is used with Time ...