efficiency issues
MC-2447Cannot break block behind gravel, sand, dirt with Efficiency V Diamond-Pickaxe
Fixed
MC-3239Spawner Flame Remaining
Fixed
MC-5694High efficiency tools / fast mining destroys some blocks client-side only
Fixed
MC-11105Efficiency 4 on netherrack = FastRemove crash
Invalid
MC-11457Efficiency V + Haste II does not break stone slabs as quickly as full blocks and stairs
Works As Intended
MC-11992Efficiency does not work on vitreous blocks
Normal
MC-12953Efficiency 1 to 5 doesn't affect glass, glass panes, glowstones
Duplicate
MC-31008Efficiency still works on unmineable ores
Duplicate
MC-34464Performance Inefficiency Caused by Unnecessary Reads and Unbuffered IO on Region Files
Incomplete
MC-34772Efficiency does not work on Packed Ice
Fixed
MC-45267Ladder is not effected by Efficiency Enchanted Axe
Fixed
MC-103430Vines breaking too slow (enchanted shears)
Fixed
MCPE-23648Pickaxe Enchanted With Efficiency Doesn't Increase Mining Speed Of Packed Ice
Fixed
MCPE-32873Blue Ice and Packed ice cannot be faster using Efficiency
Duplicate
MC-156852Ghost blocks remain when insta-mining; reappearance of MC-5694
Fixed