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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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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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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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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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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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 ...