hg: jdk7/hotspot-gc/hotspot: 6866591: G1: print update buffer processing stats more often

[antonios.printezis at sun.com]

Changeset: 83b687ce3090
Author:    tonyp
Date:      2009-07-30 14:50 -0400
URL:       http://hg.openjdk.java.net/jdk7/hotspot-gc/hotspot/rev/83b687ce3090

6866591: G1: print update buffer processing stats more often
Summary: It adds parameter -XX:+G1SummarizeRSetStatsPeriod that causes update buffer processing information to be printed periodically. It also includes two small formatting changes.
Reviewed-by: jmasa, jcoomes, ysr

! src/share/vm/gc_implementation/g1/g1CollectedHeap.cpp
! src/share/vm/gc_implementation/g1/g1_globals.hpp