Question
How do you find memory usage from Java program? How much percent of the heap is used?
Answers
You can use memory related methods from java.lang.Runtime class to get the free memory, total memory and maximum heap memory in Java. By using these methods, you can find out how many percents of the heap is used and how much heap space is remaining. Runtime.freeMemory() return amount of free memory in bytes, Runtime.totalMemory() returns total memory in bytes and Runtime.maxMemory() returns maximum memory in bytes.   Your Comment




  • Contributors: *,
More United States of America,Software,Java Questions..
What is the inputsplit in map reduce software?
Can variables be used in Java without initialization?
What is the difference between java bean and enterprise java bean?
What is software configuration management?
How does the java database connectivity (jdbc) work?
What are the advantages of threads in java?
What Is Java Api For Xml-based Rpc (jax-rpc)?
How can you implement fine-grained auditing?
What is IBM’s simple explanation for Big Data’s four critical features?
What is static synchronized method in JDBC API? Give an example?
What does the NULLIF function do?
What happens if a start method is not invoked and the run method is directly invoked?
Should we override finalize method
what is the difference between mysql_fetch_array and mysql_fetch_object?
How will XML affect my document links?
What is object cloning in Java?
Why to use Style Sheets?
What are Filters in MVC?
Can you explain Application layer in OSI model?
How to define new testplan attributes?


Search
Can you Answer!!
  • Q Explain what is tens machine?
  • Q What series was voted the best fiction of the 20th century
  • Q How could businessmen communicate with SCTA to plan for investment projects?
  • Q What is monitor in C#?
  • Q Who invented Ballistic missile ?
  • Q Name the former president of the Indian National Congress who wrote the memories ‘Indian and Home Memories’ ?
  • Q Will a grade (m) chain support a greater or a lesser load than a grade (t) chain?
  • Q What are Difference between Server-Side AJAX framework and Client-side AJAX framework
  • Q How does the kernel object outlive the process that created it?
  • Q What is the function of e2label command?
  • Q How to Connect a Portable Generator to Home Supply System (Three Methods)