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Slow Disk

(Fault Injection Series)

1 Overview

Term/Tool Usage
Device Mapper (DM) Map software devices to physical device.
Loop Device Allow to mount a regular file as a disk.
dmsetup Manage DM devices.
losetup Manage loop device.
dm-linear Merge multiple devices into one. Split one device into multiple devices.
dm-error Return I/O errors for any read, write to an erea.

Agenda:

2 References