RedHat Device mapper (kernel part of LVM2 volume management)Device mapper (kernel part of LVM2 volume management) Milan Brož mbroz@redhat.com Device mapper ... modular Linux 2.6 kernel driver framework for constructing new block devices and mapping them to existing block devices managed through API (IOCTL interface) libdevmapper, dmsetup command utility DM knows nothing about ● LVM (logical volumes, volume groups) ► managed by userspace tools (LVM2
Linux Kernel Documentation :: device-mapper : snapshot.txt
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