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  • Have you read up on pvmove? Commented Apr 12, 2023 at 8:30
  • yeah I saw some video on it. I know how to move entire disk to another disk . Ex: pvmove /dev/sdb1 /dev/sdd1 will move data from sdb1 to sdd1. But in my case there are subdirectory under /varr/www/html .. so not sure what are the sequence of command to do.. since it is disk partitioning in prod i dont want to take chance Commented Apr 12, 2023 at 8:45
  • 2
    Do you understand the relationship between filesystem, logical volume (LV), volume group (VG), and physical volume (PV)? Commented Apr 12, 2023 at 8:53
  • Basics I know PV->VG -> LV & then mount the filesystem. first we create PV then VG and then LV and create Filesystem and mount .. Here I can see the till VG is already exists.. I think I need to work from LV ? Commented Apr 12, 2023 at 8:57
  • Q1: /var/www/html is spread accross /dev/sdd (1Tb) and /dev/sde /dev/sdf (both 500 Gb) Commented Apr 12, 2023 at 9:38