renaming vmhba

find the file
find / -name esx.conf

backup existing config:
cp /etc/vmware/esx.conf /etc/vmware/esx.conf.bak
(or cp /etc/vmware/esx.conf /  and mv esx.conf esx.conf.bak )

edit the file
vi /etc/vmware/esx.conf

verify
cat /etc/vmware/esx.conf | grep vmhba

reboot the esx

-----------------------example----------------
correct names

/device/000:000:31.2/vmkname = "vmhba0"

/device/000:003:00.0/vmkname = "vmhba1"

/device/000:011:00.0/vmkname = "vmhba2"

/device/000:011:00.1/vmkname = "vmhba3"

/device/000:132:00.0/vmkname = "vmhba4"

/device/000:132:00.1/vmkname = "vmhba5"

incorrect names

-------------------------------------------------------------------------------

/device/000:000:31.2/vmkname = "vmhba5" -> "vmhba0"

/device/000:003:00.0/vmkname = "vmhba0" -> "vmhba1"

/device/000:011:00.0/vmkname = "vmhba1" -> "vmhba2"

/device/000:011:00.1/vmkname = "vmhba2" -> "vmhba3"

/device/000:132:00.0/vmkname = "vmhba3" -> "vmhba4"

/device/000:132:00.1/vmkname = "vmhba4" -> "vmhba5"

---------------- vi help ---------------------
Vi: Search and Replace

Change to normal mode with .

Search (Wraped around at end of file):

  Search STRING forward :   / STRING.
  Search STRING backward:   ? STRING.

  Repeat search:   n
  Repeat search in opposite direction:  N  (SHIFT-n)


Replace: Same as with sed, Replace OLD with NEW:


 First occurrence on current line:      :s/OLD/NEW
 
 Globally (all) on current line:        :s/OLD/NEW/g

 Between two lines #,#:                 :#,#s/OLD/NEW/g
 
 Every occurrence in file:              :%s/OLD/NEW/g