[ Pobierz całość w formacie PDF ]
without rebooting. Owners of Hot-Plug SCSI do not For more in-depth information, the LVM-Howtos and
even have to reboot after installing new SCSI disks. the general guide over at http://www.sistina.com are
highly recommended.
Removing disks
If you want to remove PVs from a VG, these must be
Figure 5: pvmove
relocates data onto
empty. In other words, none of their PEs must be
other disks
assigned to any LVs. This can be checked using the
instruction:
pvdisplay -v /dev/sde1
The mapping of a specific LV can be found with:
The author
lvdisplay -v /dev/mevg/melv
Heinz Mauelshagen is the
author of the Logical
If PEs are occupied, but sufficient capacity is free on Volume Manager for
other PVs of the same VG, the PV can be emptied Linux. He works at Sistina
with Software, Inc., which
specialises in file system
pvmove /dev/sde1
development; in addition
to LVM, they also
(the option -v displays the relocation of the maintain GFS.
individual LEs). Data in assigned PEs can be
59
Issue 16 " 2002 LINUX MAGAZINE [ Pobierz całość w formacie PDF ]
zanotowane.pl doc.pisz.pl pdf.pisz.pl chiara76.opx.pl
without rebooting. Owners of Hot-Plug SCSI do not For more in-depth information, the LVM-Howtos and
even have to reboot after installing new SCSI disks. the general guide over at http://www.sistina.com are
highly recommended.
Removing disks
If you want to remove PVs from a VG, these must be
Figure 5: pvmove
relocates data onto
empty. In other words, none of their PEs must be
other disks
assigned to any LVs. This can be checked using the
instruction:
pvdisplay -v /dev/sde1
The mapping of a specific LV can be found with:
The author
lvdisplay -v /dev/mevg/melv
Heinz Mauelshagen is the
author of the Logical
If PEs are occupied, but sufficient capacity is free on Volume Manager for
other PVs of the same VG, the PV can be emptied Linux. He works at Sistina
with Software, Inc., which
specialises in file system
pvmove /dev/sde1
development; in addition
to LVM, they also
(the option -v displays the relocation of the maintain GFS.
individual LEs). Data in assigned PEs can be
59
Issue 16 " 2002 LINUX MAGAZINE [ Pobierz całość w formacie PDF ]