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6855834: G1: minimize the output when -XX:+PrintHeapAtGC is set

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Changing the behavior of -XX:+PrintHeapAtGC for G1 from printing lengthy, per-region information to instead printing a concise summary.

Reviewed-by: ysr, apetrusenko, jcoomes
This commit is contained in:
Antonios Printezis 2009-07-07 14:23:00 -04:00
parent bac53feed5
commit 1215bc6717
5 changed files with 269 additions and 220 deletions
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4
hotspot/src/share/vm/runtime/globals.hpp
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@ -1994,6 +1994,10 @@ class CommandLineFlags {
product_rw(bool, PrintHeapAtGC, false, \
"Print heap layout before and after each GC") \
\
product_rw(bool, PrintHeapAtGCExtended, false, \
"Prints extended information about the layout of the heap " \
"when -XX:+PrintHeapAtGC is set") \
\
product(bool, PrintHeapAtSIGBREAK, true, \
"Print heap layout in response to SIGBREAK") \
\