DISK I-O
IO Create Device
... writers specify the values in the wrong parameters by mistake. Device objects for disks, tapes, CD-ROMs, and RAM disks are given a Volume Parameter Block (VPB) that is initialized to indicate that ... system-defined FILE_DEVICE_XXX constants that indicate the type of device (such as FILE_DEVICE _DISK, FILE_DEVICE_KEYBOARD, etc.) or a vendor-defined value for a new type of device. For more inf...
An introduction to disk drive modeling
... disk. DiskmechanismtaskDMAenginetaskBuffercacheSCSI busdisk mechanism:“get new work”DMAengine:“get new work”Diskcontrollerdatastructuresand code ✁ ✁ ✁ internallyqueuedrequests“state of the disk data ... characteristics for two disk drives, as well as a brief description of asimulation environment that uses the disk drive model.Characteristics of modern disk drivesTo model disk dri...
Managing Disk Space with LVM
... Managing Disk Space with LVMby Bryce Harrington and Kees Cook04/27/2006The Linux Logical Volume Manager (LVM) is a mechanism for virtualizing disks. It can create "virtual" disk partitions ... much and which partition will grow the most are still unknown .Disk HardwareTraditionally, a file server uses SCSI disks, but today SATA disks offer an attractive combination of speed and...
