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6830717: replay of compilations would help with debugging Summary: When java process crashed in compiler thread, repeat the compilation process will help finding root cause. This is done with using SA dump application class data and replay data from core dump, then use debug version of jvm to recompile the problematic java method. Reviewed-by: kvn, twisti, sspitsyn Contributed-by: yumin.qi@oracle.com
author minqi
date Mon, 12 Nov 2012 14:03:53 -0800
parents a61af66fc99e
children
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--- a/agent/doc/index.html	Fri Nov 09 08:36:17 2012 -0800
+++ b/agent/doc/index.html	Mon Nov 12 14:03:53 2012 -0800
@@ -220,6 +220,12 @@
 </tr>
 </table>
 
+<h3>C2 Compilation Replay</h3>
+<p>
+When a java process crashes in compiled method, usually a core file is saved.
+The C2 replay function can reproduce the compiling process in the core.
+<a href="c2replay.html">c2replay.html</a>
+
 <h3>Debugging transported core dumps</h3>
 <p>
 When a core dump is moved from the machine where it was produced to a