Can I remove the broken recovery partition?
$ diskutil list
/dev/disk0
#: TYPE NAME SIZE IDENTIFIER
0: GUID_partition_scheme *4.0 TB disk0
1: EFI EFI 209.7 MB disk0s1
2: Apple_HFS iMac HD 4.0 TB disk0s2
3: Apple_Boot 577.3 MB disk0s3
And
$ diskutil verifyVolume disk0s3
Error starting file system verification for disk0s3: Unrecognized file system (-69846)
I am running Mavericks, original installation was Snow Leopard, on an iMac mid 2010.
Best Answer
Answer my own question since it was straightforward.
Did this
Now disk utility says
So I repaired the whole disk with disk utility which fixed the missing space for the loader.
I am now going to create a new recovery partition.