Shulou(Shulou.com)05/31 Report--

This article mainly introduces the relevant knowledge of "how to solve common problems in the use of Elasticsearch". The editor shows you the operation process through an actual case. The operation method is simple, fast and practical. I hope this article "how to solve common problems in the use of Elasticsearch" can help you solve the problem.

1. Using redis together will cause netty startup conflicts, so you need to add a method in the * application entry file:

2. Nonodeavailableexception [none of the configured nodes are available: [{# transport#-1} {v4jttt-tqqqulcnjsnsfgg} {192.168.116.128} {192.168.116.128 transport#-1 9300}]

Solution:

Change the elasticsearch version that corresponds to your spring-boot-starter-data-elasticsearch.

3. Openjdk 64-bit server vm warning: $option useconcmarksweepgc was deprecated in version 9.0 and will likely be removed in a future release.

Solution:

Modify the contents of the jvm.options file to:

-xx:+useconcmarksweepgc changed to-xx:+useg1gc

4. Delete users

You need to kill the user's process before deleting the user.

Pkill or kill-9

Example: delete user user

Userdel user

Example: delete user user and delete his working directory at the same time

Userdel-r user

This is the end of the content on "how to solve common problems in the use of Elasticsearch". Thank you for reading. If you want to know more about the industry, you can follow the industry information channel. The editor will update different knowledge points for you every day.

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