This question already has answers here: Inlining in Java (8 answers开发者_开发百科) Closed 3 years ago.
I understand that Java does optimizations across the board and can optimize switches depending on how many cases there are, whether the switch is sparse or dense, and if the code is even hot enough fo
As a developer, I want to know what the cost is of invoking a virtual method vs. interface method.Now, I know why invokeinterface can be slower than invokevirtual, but I wonder if Sun has adopted new
I\'ve heard these terms being used, but i cant seem to find a top level view of where they fit in all together in a Java framework. I know JIT is a compiling mechanism, but is it part of JVM?
Some fellow just started learning C by reading K&R and came up with its fahrenheit-to-celcius conversion loop printed down on the first pages:
I\'m experiencing somethin开发者_JS百科g weird with Hotspot\'s GC in a certain program. Sometimes, it seems almost as if the scavenge GC just dies, leaving only the mark-sweep GC running instead every
Suppose I have a very tight inner loop, each iteration of which accesses and mutates a single bookkeeping object that stores some simple data about the algorithm and has simple logic for manipulating
We\'re running several JBoss instances with HotSpot 1.5.22 and today I found a JVM which has two different vmid\'s. This is what I\'m seeing:
Following error is received while running a java application on linux, crashing the jvm: # # A fatal error has been detected by the Java Runtime Environment:
In Garbage Collection terminology, why is it called \'Eden Sp开发者_如何学编程ace\'? Just like that. I\'m still getting familiar with the terminology and I cannot understand why it has such name.Eden
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