How to use pvmove to move specific extents belonging to specific LV's, instead of moving all extents?

Solution Verified - Updated -

Issue

Need to move only specific LV's to a new disk in the VG.

Currently, we have multiple LV's in one VG, spread out over multiple PV's. The below specific LV's should be moved out to a new consolidated location (a new 2 TB size PV called /dev/sdbp), while leaving the rest intact.

  LV             VG      Attr   LSize   Origin Snap%  Move Log Copy%  Convert Devices  

  lv_warehouse   vg_appl -wi-ao 150.00G                                       /dev/sdb(0)      
  lv_warehouse   vg_appl -wi-ao 150.00G                                       /dev/sdc(211969) 
  lv_warehouse   vg_appl -wi-ao 150.00G                                       /dev/sdr(12646)  
  lv_warehouse   vg_appl -wi-ao 150.00G                                       /dev/sdv(17770)  
  lv_warehouse   vg_appl -wi-ao 150.00G                                       /dev/sdn(0) 

  lv_data00      vg_appl -wi-ao 500.00G                                       /dev/sdb(15360)  
  lv_data00      vg_appl -wi-ao 500.00G                                       /dev/sdj(0)      
  lv_data00      vg_appl -wi-ao 500.00G                                       /dev/sdj(51053)  
  lv_data00      vg_appl -wi-ao 500.00G                                       /dev/sdy(0)  

  lv_data02      vg_appl -wi-ao  50.00G                                       /dev/sdb(207360) 

Here is the newly added PV to VG vg_appl:

                 pv40 {
                        id = "aaaAAA-12bB-34cC-56dD-78eE-FGHI-Jk9lmn"
                        device = "/dev/sdbp"    # Hint only

                        status = ["ALLOCATABLE"]
                        flags = []
                        dev_size = 4294967296   # 2 Terabytes
                        pe_start = 384
                        pe_count = 524287       # 2 Terabytes

Environment

  • Red Hat Enterprise Linux (RHEL) 5, 6, 7

Subscriber exclusive content

A Red Hat subscription provides unlimited access to our knowledgebase, tools, and much more.

Current Customers and Partners

Log in for full access

Log In

New to Red Hat?

Learn more about Red Hat subscriptions

Using a Red Hat product through a public cloud?

How to access this content