A RAM disk is a portion of RAM which is used like a hard drive. RAM disks have sizes that are established as a disk partition. Access times for a RAM disk are much faster than a physical disk. However, any information stored in a RAM disk is lost when the system shuts down or restarts. But they are a good place for temporary storage of data. Since version 2.4 of the Linux kernel can be found ramdisks support, so you can find in any modern linux distro. At the time of writing I am using Ubuntu 8.04 Hardy Heron with kernel 2.6.24-19-generic. Ubuntu and Debian ramdisk using tmpfs autmontan. This device is mounted on ... Read full article »