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changeset 20299:e8ba50da0de0

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8052170: G1 asserts at collection exit with -XX:-G1DeferredRSUpdate Summary: Do not try to verify timing measures for the redirty logged cards phase when it is not executed. Reviewed-by: brutisso, jmasa
author tschatzl
date Thu, 07 Aug 2014 22:28:16 +0200
parents 83ea089a5c64
children c3c9eee55fce
files src/share/vm/gc_implementation/g1/g1GCPhaseTimes.cpp test/gc/g1/TestDeferredRSUpdate.java
diffstat 2 files changed, 6 insertions(+), 3 deletions(-) [+]
line wrap: on
line diff
--- a/src/share/vm/gc_implementation/g1/g1GCPhaseTimes.cpp	Thu Jul 31 09:23:24 2014 +0200
+++ b/src/share/vm/gc_implementation/g1/g1GCPhaseTimes.cpp	Thu Aug 07 22:28:16 2014 +0200
@@ -236,8 +236,10 @@
   _last_gc_worker_times_ms.verify();
   _last_gc_worker_other_times_ms.verify();
 
-  _last_redirty_logged_cards_time_ms.verify();
-  _last_redirty_logged_cards_processed_cards.verify();
+  if (G1DeferredRSUpdate) {
+    _last_redirty_logged_cards_time_ms.verify();
+    _last_redirty_logged_cards_processed_cards.verify();
+  }
 }
 
 void G1GCPhaseTimes::note_string_dedup_fixup_start() {
--- a/test/gc/g1/TestDeferredRSUpdate.java	Thu Jul 31 09:23:24 2014 +0200
+++ b/test/gc/g1/TestDeferredRSUpdate.java	Thu Aug 07 22:28:16 2014 +0200
@@ -23,7 +23,7 @@
 
 /*
  * @test TestDeferredRSUpdate
- * @bug 8040977
+ * @bug 8040977 8052170
  * @summary Ensure that running with -XX:-G1DeferredRSUpdate does not crash the VM
  * @key gc
  * @library /testlibrary
@@ -38,6 +38,7 @@
 
     ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:+UseG1GC",
                                                               "-Xmx10M",
+                                                              "-XX:+PrintGCDetails",
                                                               // G1DeferredRSUpdate is a develop option, but we cannot limit execution of this test to only debug VMs.
                                                               "-XX:+IgnoreUnrecognizedVMOptions",
                                                               "-XX:-G1DeferredRSUpdate",