What are the -Xms and -Xmx parameters when starting JVM?
Feb 7, 2013 · From Oracle's documentation: Note that the JVM uses more memory than just the heap. For example Java methods, thread stacks and native handles are allocated in memory …
Is there a java setting for disabling certificate validation?
11 Use cli utility keytool from java software distribution for import (and trust!) needed certificates Sample: From cli change dir to jre\bin Check keystore (file found in jre\bin directory) keytool …
java - How to set a JVM TimeZone Properly - Stack Overflow
Mar 22, 2010 · I am trying to run a Java program, but it is taking a default GMT timezone instead of an OS defined timezone. My JDK version is 1.5 and the OS is Windows Server Enterprise …
java - How to set the maximum memory usage for JVM? - Stack …
Sep 29, 2009 · I want to limit the maximum memory used by the JVM. Note, this is not just the heap, I want to limit the total memory used by this process.
Proper usage of Java -D command-line parameters
When passing a -D parameter in Java, what is the proper way of writing the command-line and then accessing it from code? For example, I have tried writing something like this...
java - SSL and cert keystore - Stack Overflow
Aug 16, 2021 · SSL properties are set at the JVM level via system properties. Meaning you can either set them when you run the program (java -D....) Or you can set them in code by doing …
How is the default max Java heap size determined?
130 For Java SE 5: According to Garbage Collector Ergonomics [Oracle]: initial heap size: Larger of 1/64th of the machine's physical memory on the machine or some reasonable minimum. …
Setting the default Java character encoding - Stack Overflow
From the JVM™ Tool Interface documentation… Since the command-line cannot always be accessed or modified, for example in embedded VMs or simply VMs launched deep within …
What is the difference between JVM, JDK, JRE & OpenJDK?
Jul 19, 2012 · JVM is the Java Virtual Machine – it actually runs Java ByteCode. JRE is the Java Runtime Environment – it contains a JVM, among other things, and is what you need to run a …
java - JVM option -Xss - What does it do exactly? - Stack Overflow
Feb 11, 2011 · It says here that -Xss is used to "set thread stack size", what does it mean exactly? Could anyone help me understand this?