GC log parsing tools

charlie hunt charlie.hunt at sun.com
Sun Aug 16 19:16:07 PDT 2009


I'd suggest looking at PrintGCStats and/or a graphical tool called GCHisto.

PrintGCStats: 
http://java.sun.com/developer/technicalArticles/Programming/turbo/PrintGCStats.zip

GCHisto:
http://gchisto.dev.java.net/
* You'll need to build it from source.  But, it's pretty trivial to build.

hths,

charlie ...

Shane Cox wrote:
> I was wondering if someone could recommend tools that parse GC log 
> files and report statistics (gc counts, pause time, bytes promoted, 
> etc.)  I've used GC Portal in the past, but it doesn't seem to support 
> all formats/syntax produced by 1.6 VMs.  My objective is to compare GC 
> logs from different benchmarks/tests to determine optimal gc settings.
>
> Thanks
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