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How to deal with the slow start of Tomcat service

2025-01-18 Update From: SLTechnology News&Howtos shulou NAV: SLTechnology News&Howtos > Servers >

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This article will explain in detail how to deal with the slow start of Tomcat services. The editor thinks it is very practical, so I share it with you as a reference. I hope you can get something after reading this article.

The Tomcat service starts very slowly

Problem symptom

Tomcat starts very slowly. Check the log below.

Cause of the problem

The problem with SecureRandom, the utility class of jre.

Solution

Solve in Tomcat environment

You can use a non-blocking Entropy Source by configuring JRE.

Add the following to the catalina.sh file

-Djava.security.egd=file:/dev/./urandom

Restart Tomcat after joining, check the Tomcat service startup log, and the startup time is reduced.

Solve in JVM environment

Open the file $JAVA_PATH/jre/lib/security/java.security.

Find the following in the file.

Securerandom.source=file:/dev/urandom

Replace the content with the following

Securerandom.source=file:/dev/./urandom

Applicable to

CVM ECS

This is the end of how to deal with the slow start of Tomcat services. I hope the above content can be helpful to you and learn more knowledge. If you think the article is good, you can share it for more people to see.

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