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RSInfoMinds, a web based IT Training and Consultancy firm. It is established with high dreams in training people in IT Infrastructure Field. We provide Online and Class Room training in various fields of IT Infrastructure Management.

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We are specialized in the below courses:

Redhat Linux Admin Redhat Linux Cluster
Redhat Virutualization IBM AIX Admin
IBM AIX Virtualization IBM AIX Cluster
HP Unix Admin HP Unix Cluster
HP Unix Virtualization Shell Scripting
Veritas Volume Manager Veritas Cluster
Oracle Core DBA VMWare


We provide training in such a way, So that you get in depth knowledge on the Courses you look for.

And we ensure you are very confident from each and every Techincal aspect that the IT Industry needs and expects from you.

We also conduct Workshops on the latest technology and the real time faculties sharing their work experiences to make you the best.

Monday 4 April 2011

LVM Command

1) # chfs -a size=+/-<size> <file system> /* Increases/Decrease the size of a journaled file system to the total number of  512 byte blocks specified */

2) # chlv -n <new name> <old name> /* Change the name of a logical volume (it must be inactive) */

3) # mklv -y <LV name> -t <LV type> <VG name> <No.of PP's> /* This command makes a logical volume, mount point with a journaled file system */

4) # crfs -v <File system type> -d < LV name> -m <Mount point> /* Creates a jfs file system on a logical volume. */

5) # df -k /*  Shows the disk usage of logical volumes on the server.*/

6) # reducevg -d -f <VG name> <PV name> /* Removes a volume group from a machine */

7) # extendvg <VG name> <PV name> /*Adds a new physical volume to an existing volume group*/

8) # mkvg -y <VG name> <PV name> /* Add a volume group to another machine */
9) # lslv <LV name> /*Lists information about the logical volumes. */

10) # lspv /*Lists the disks on the server, including the physical volume will give details about that disk. */

11) #lsvg <VG name> /* Lists the volume groups on the server, including the volume group name will give details about that vg. */

12) #lsvpcfg  /* Lists each vpath and the hdisks that make up the vpath*/







 

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