jmap -histo is missing a lot of memory
- by ripper234
I have a JVM with 12 gigs of total RAM, out of which 7 GB is allocated to the old generation.
There seems to be some memory leak, because almost the entire old gen is full, and will not release when I schedule a GC (the process is not doing anything else at that time).
A jmap -histo dump only reveals less than 1 gigabyte worth of objects. Where…