In response to "Sergey Konoplev" <gray.ru@xxxxxxxxx>: > Hi > > I'd like to know how to get information about which PG entities are in > kernel cache, if possible. That's going to be specific to the OS you're running. Unless you're talking about PG's shared_buffers -- if that's the case, have a look at the pg_buffercache contrib module. -- Bill Moran Collaborative Fusion Inc. http://people.collaborativefusion.com/~wmoran/ wmoran@xxxxxxxxxxxxxxxxxxxxxxx Phone: 412-422-3463x4023