The best replacement for powerpath is mpio.

The best alternatives to powerpath are rated as following:
★★★★★  mpio
★★★  round robin
★★★  multipath
★★★  nmp
★★  mpio aix
★★  vmware multipath
★  dm multipath
★  veritas dmp
★  vmware nmp
  windows mpio
  dmp

Your alternative for powerpath is not listed? Suggest!
Speaking about powerpath, one probably shouldn't forget about asm.

Other search terms related to powerpath and their ratings are:
★★★★★ asm
★★★ lvm
You have in mind a companion for powerpath and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of powerpath in all years. Click on graph for more.
powerpath
mpio
round robin