Fix for regr hangs on CM machines. Reducing java heap size for SQL objects to minimize RSS size and overall physical memory usage. This may help overall memory usage and avoid RS going down in some cases.
ALso fixed LP 1352419. More menaingful error message from sqlci when trafodion is down.
Tracking java calls from JNI A thread local variable tsRecentJMFromJNI is introduced to track the recent java method called from the JNI. When the core dumps are analyzed, this variable can be printed out to figure out the recent hbase call that possibly didn't respond.