Linux swap partition type. Partitioning with fdisk this section shows you how to actually partition your hard drive with the fdisk utility. Expanding a linux partition. I was recently setting up a new test environment backtrack 5 inside a virtualbox vm. Swapping or swap space represents a physical memory page that lives on top of disk partition or a special disk file used for extending the ram memory of a system when the physical memory fills up.
Linux divides its physical ram random access memory into chucks of memory called pages. Aa by gary sims. Swapping is the process whereby a page of memory is copied to the preconfigured space on the hard disk called swap space to free up that page of memory. Half way down the road of my project i realized that i was way to stingily with the amount of space i assigned to the virtual drive.
Stack exchange network consists of 174 qa communities including stack overflow the largest most trusted online community for developers to learn share their knowledge and build their careers. The partition type or partition id in a partitions entry in the partition table inside a master boot record mbr is a byte value intended to specify the file system the partition contains andor to flag special access methods used to access these partitions fe. Some amazon ec2 root volumes and volumes that are restored from snapshots contain a partition that actually holds the file system and the data. The linux foundation is a non profit consortium enabling collaboration and innovation through an open source development model.
Linux allows only 4 primary partitions. This is space on your hard drive that can be used as virtual memoryvirtual memory allows your computer to run large programs and perform complex tasks even if it does not have enough physical ram to do the job. Special chs mappings lba access logical mapped geometries special driver access hidden partitions secured or encrypted file.