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Home > Forums > MIS/IT > Operating Systems - UNIX based > Linux (server) Forum

/dev/mapper

Read More Threads Like This One

ddrillich (TechnicalUser)

29 Aug 11 10:11

Good Day,

I see the following -

! % ==> df -kh
Filesystem            Size  Used Avail Use% Mounted on
/dev/mapper/rootvg-rootvol
                       46G   20G   24G  46% /
/dev/sda1              99M   15M   80M  16% /boot
none                  2.0G     0  2.0G   0% /dev/shm
/dev/mapper/rootvg-search--lv
                      222G  182G   29G  87% /opt/autonomy
172.26.73.117:/export/pmclient
                      237G  133G   92G  60% /export/pmclient

autonomy @ sbkj2ksrchtxtf03 :: /dev/mapper
! % ==> cd /dev/mapper

autonomy @ sbkj2ksrchtxtf03 :: /dev/mapper
! % ==> \ls -ltr
total 0
crw-------  1 root root  10, 63 Jan 22  2011 control
brw-rw----  1 root disk 253,  0 Jan 22  2011 rootvg-rootvol
brw-rw----  1 root disk 253,  1 Jan 22  2011 rootvg-swapvol
brw-rw----  1 root disk 253,  2 Jan 22  2011 rootvg-search--lv

What is this /dev/mapper?

Regards,
Dan

SamBones (Programmer)

29 Aug 11 11:42

http://en.wikipedia.org/wiki/Device_mapper

ddrillich (TechnicalUser)

29 Aug 11 21:05

Thank you Sam.

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