Difference between revisions of "HowTo Resize The "root" File System Using LVM"

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__TOC__
 
__TOC__
 
= Overview =
 
= Overview =
This page demonstrates how to ''resize'' the '''root''' file system by increasing it's size by '''2GB''' using '''[https://en.wikipedia.org/wiki/Logical_Volume_Manager_(Linux) Logical Volume Manager (LVM)]'''. The follow environment exists:
+
This page demonstrates how to ''resize'' the '''root''' file system by increasing it's size by '''2GB''' using the'''[https://en.wikipedia.org/wiki/Logical_Volume_Manager_(Linux) Logical Volume Manager (LVM)]'''. The follow environment exists:
 +
 
 +
 
 +
[root@nst22 ~]# ssm list;
 +
-----------------------------------------------------------
 +
Device        Free      Used      Total  Pool  Mount point
 +
-----------------------------------------------------------
 +
/dev/sda                      20.00 GB        PARTITIONED
 +
/dev/sda1                    500.00 MB        /boot
 +
/dev/sda2  0.00 KB  19.51 GB  19.51 GB  nst22
 +
-----------------------------------------------------------
 +
-------------------------------------------------
 +
Pool  Type  Devices    Free      Used    Total
 +
-------------------------------------------------
 +
nst22  lvm  2        2.00 GB  19.51 GB  21.50 GB
 +
-------------------------------------------------
 +
------------------------------------------------------------------------------------
 +
Volume                Pool    Volume size  FS          FS size    Free  Type    Mount point
 +
------------------------------------------------------------------------------------
 +
/dev/nst22/root    nst22        17.51 GB  xfs        17.50 GB        5.88 GB    linear  /
 +
/dev/nst22/swap  nst22        2.00 GB                                                      linear
 +
/dev/sda1                          500.00 MB  ext4  500.00 MB    288.89 MB  part    /boot
 +
------------------------------------------------------------------------------------
  
 
# The root file sytem is of type '''[https://en.wikipedia.org/wiki/XFS xfs]'''
 
# The root file sytem is of type '''[https://en.wikipedia.org/wiki/XFS xfs]'''
  
  [root@nst22 ~]# mount|grep root
+
  [root@nst22 ~]# mount | grep root;
 
  /dev/mapper/nst22-root on / type xfs (rw,relatime,attr2,inode64,noquota)
 
  /dev/mapper/nst22-root on / type xfs (rw,relatime,attr2,inode64,noquota)
  
#  
+
# The root file system is under LVM control:
 +
 
  
= Find The Largest Files Within A File System =
+
= Demonstration =

Revision as of 07:43, 26 May 2016

Overview

This page demonstrates how to resize the root file system by increasing it's size by 2GB using theLogical Volume Manager (LVM). The follow environment exists:


[root@nst22 ~]# ssm list;
-----------------------------------------------------------
Device        Free      Used      Total  Pool   Mount point
-----------------------------------------------------------
/dev/sda                       20.00 GB         PARTITIONED
/dev/sda1                     500.00 MB         /boot
/dev/sda2  0.00 KB  19.51 GB   19.51 GB  nst22
-----------------------------------------------------------
-------------------------------------------------
Pool   Type  Devices     Free      Used     Total
-------------------------------------------------
nst22  lvm   2        2.00 GB  19.51 GB  21.50 GB
-------------------------------------------------
------------------------------------------------------------------------------------
Volume                 Pool     Volume size  FS          FS size     Free  Type    Mount point
------------------------------------------------------------------------------------
/dev/nst22/root    nst22        17.51 GB  xfs        17.50 GB        5.88 GB    linear  /
/dev/nst22/swap  nst22         2.00 GB                                                       linear
/dev/sda1                           500.00 MB  ext4  500.00 MB    288.89 MB   part    /boot
------------------------------------------------------------------------------------
  1. The root file sytem is of type xfs
[root@nst22 ~]# mount | grep root;
/dev/mapper/nst22-root on / type xfs (rw,relatime,attr2,inode64,noquota)
  1. The root file system is under LVM control:


Demonstration