btw, is there any web page that list all the jvm parameters and their default values? I am confused that they are distributed in many documents and some are deprecated.<br><br><div class="gmail_quote">On Tue, Jan 10, 2012 at 5:31 PM, Li Li <span dir="ltr"><<a href="mailto:fancyerii@gmail.com">fancyerii@gmail.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">hi all<div> I have an application that generating many large objects and then discard them. I found that full gc can free memory from 70% to 40%. </div>
<div>btw, is there any web page that list all JVM parameters and their default values? </div></blockquote><div><br></div><div> </div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<div> I want to let this objects in young generation longer. I found -XX:MaxTenuringThreshold and -XX:PretenureSizeThreshold.</div>
<div> But I found a blog that says MaxTenuringThreshold is not used in ParNewGC.</div><div>And I use ParNewGC+CMS. I tried to set MaxTenuringThreshold=10, but it seems no difference.</div>
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