C.6. 选择标准处理示例

lvs -o name,skip_activation,layout,role

# lvs -o name,skip_activation,layout,role
  LV    SkipAct         Layout      Role                        
  root                  linear      public                      
  swap                  linear      public                      
  lvol1                 thin,sparse public                      
  lvol2                 thin,sparse public,origin,thinorigin    
  lvol3 skip activation thin,sparse public,snapshot,thinsnapshot
  lvol4 skip activation linear      public                      
  pool                  thin,pool   private

lvchange --setactivationskip n -S 'role=thinsnapshot'

# lvchange --setactivationskip n -S 'role=thinsnapshot'
  Logical volume "lvol3" changed.

lvs -o name,active,skip_activation,layout,role

# lvs -o name,active,skip_activation,layout,role
  LV    Active SkipAct         Layout      Role                        
  root  active                 linear      public                      
  swap  active                 linear      public                      
  lvol1 active                 thin,sparse public                      
  lvol2 active                 thin,sparse public,origin,thinorigin    
  lvol3                        thin,sparse public,snapshot,thinsnapshot
  lvol4 active skip activation linear      public                      
  pool  active                 thin,pool   private

lvs -o name,active,skip_activation,origin,layout,role

# lvs -o name,active,skip_activation,origin,layout,role
  LV    Active SkipAct         Origin Layout      Role                        
  root  active                        linear      public                      
  swap  active                        linear      public                      
  lvol1 active                        thin,sparse public                      
  lvol2 active                        thin,sparse public,origin,thinorigin    
  lvol3                        lvol2  thin,sparse public,snapshot,thinsnapshot
  lvol4 active skip activation        linear      public                      
  lvol5 active                        thin,sparse public,origin,thinorigin    
  lvol6                        lvol5  thin,sparse public,snapshot,thinsnapshot
  pool  active                        thin,pool   private

lvchange -ay -S 'lv_role=thinsnapshot && origin=lvol2'
lvs -o name,active,skip_activation,origin,layout,role

# lvchange -ay -S 'lv_role=thinsnapshot && origin=lvol2'

# lvs -o name,active,skip_activation,origin,layout,role
  LV    Active SkipAct         Origin Layout      Role                        
  root  active                        linear      public                      
  swap  active                        linear      public                      
  lvol1 active                        thin,sparse public                      
  lvol2 active                        thin,sparse public,origin,thinorigin    
  lvol3 active                 lvol2  thin,sparse public,snapshot,thinsnapshot
  lvol4 active skip activation        linear      public                      
  lvol5 active                        thin,sparse public,origin,thinorigin    
  lvol6                        lvol5  thin,sparse public,snapshot,thinsnapshot
  pool  active                        thin,pool   private

lvs -o name,vg_name
vgchange -ay -S 'lv_name=lvol1'

# lvs -o name,vg_name
  LV    VG    
  root  fedora
  swap  fedora
  lvol1 vg    
  lvol2 vg    
  lvol3 vg    
  lvol4 vg    
  lvol5 vg    
  lvol6 vg    
  pool  vg 

# vgchange -ay -S 'lv_name=lvol1'
  7 logical volume(s) in volume group "vg" now active

lvchange --addtag mytag -S '(role=origin && lv_name=~lvol[456]) || lv_size > 5g'

# lvchange --addtag mytag -S '(role=origin && lv_name=~lvol[456]) || lv_size > 5g'
  Logical volume "root" changed.
  Logical volume "lvol5" changed.