JVM

5.6 Month start “ Pay upside down “ serious

5,6 This month is the job season for fresh students , Companies generally appear “ Pay upside down ” Phenomenon of , That is, the salary of new emp...
2022-05-05 19:39 views 18

Java NIO Why out of heap memory OOM Yes ?

Call the police one day ： A service deployed by a machine suddenly cannot be accessed . Remember the first reaction, log in to the machine and vie...
2022-02-01 18:54 views 188

JVM What is tuning , Why do interviewers like to ask so much

I think many companies are interviewing now Java Programmers just stare jvm ask , It's a kind of abandoning the basics . What I can't stand most i...
2021-12-17 11:44 views 20

Baidu interview questions ： One thread OOM after , Can other threads run ?

Because the interviewer only mentioned OOM, but Java Of OOM There are many types ： Heap overflow （“java.lang.OutOfMemoryError: Java heap space”）...
2021-06-28 19:23 views 38

cartoon ： What is? JVM Garbage collection in China ?

————— the second day ————————————————— Now let's study these three problems together . problem 1： What needs to be recycled ? First of all, we ne...
2021-06-07 09:15 views 40

One MySQL I'll just hang you up , How dare you write on your resume “ master ”?

as everyone knows , Resume “ understand ＝ I've heard of names ; be familiar with ＝ Know what it is ; skilled ＝ Used ; master ＝ Made something ; Tw...
2020-10-26 20:20 views 37

Tiktok Java Three aspects of post technology sharing ：Java Basics + network HashMap+JVM+ database

one side （40 minute ） The comparative basis of one side question project Java Object What are the methods of a class , Separate action HashMap...
2020-10-13 16:00 views 19

Daily record ——JVM—new Object（）

one , Object creation process 1.loading： Load corresponding class class file .2.linking： Verify file format （verification）, Allocate memory for st...
2020-07-22 00:39 views 15

Failed to bind properties under server.address to java.net.InetAddress

report errors 2020-06-14 22:14:46.251 ERROR 20640 --- [ main] o.s.b.d.LoggingFailureAnalysisReporter : ***************************APPL...
2020-06-14 22:18 views 423

jvm The initial and maximum values of the parameter tuning heap must be consistent

Last time I put the initial memory 32M, Maximum memory 512M, It's time for me to change the initial memory to equal ,512M, I'll restart the server...
2019-05-18 12:57 views 39
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