Resolve the Elasticsearch 7.X insufficient number of slices issue
Problem AnalysisThis is a Logstash request to ES to create a new index and the following error message appears in the Logstash log.
[2021-01-11T13:23:52,381][WARN ][logstash.outputs.elasticsearch][main][08029a8bd56dc10a64b84e502acbac75f20dc2c03ac3454af5ea5a31d7aade2c] Could not index event to Elasticsearch. {:status=>400, :action=>["index", {:_id=>nil, :_index=>"catalina-prod-openapi-2021.01.11", :routing=>nil, :_type=>"_doc"}, #< ...
Elasticsearch 6.6.0 X-PACK 破解
准备环境软件包版本
elasticsearch-6.6.0.rpmkibana-6.6.0-x86_64.rpmlogstash-6.6.0.rpm
在做下列操作前，建议先停止Elasticsearch、Kibana
systemctl stop elasticsearch kibana
如果是相同版本，可直接使用已破解好的相关 x-pack-6.6.0 文件：下载地址
反编译 x-pack-core-6.6.0.jar下载Luyten：https://github.com/deathmarine/Luyten/release
从ES服务器上把x-pack-core-6.6.0.jar 下载到PC，打开Luyten软件，并把x-pack-core-6.6.0.jar包拖入。
rpm包安装的elasticsearch插件路径：/usr/share/elasticsearch/modules/x-pack-core/x-pack-core-6.6.0.jar
找到 org.elasticsearch.license.LicenseVerifier、org.elastic ...
